Managed XDR

umzugs-hgb-u-3-.doc (Ramnit, Hupigon, Zeus) — malware analysis report

File info

Filename
umzugs-hgb-u-3-.doc
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 5.1, Code page: 1252, Title: Auszug aus dem Handelsgesetzbuch (HGB) zum Vierten Abschnitt Frachtgeschft , Author: Martin, Template: Normal.dot, Last Saved By: Lader Innung, Revision Number: 23, Name of Creating Application: Microsoft Word 9.0, Last Printed: Fri Mar 19 09:17:00 2010, Create Time/Date: Fri Apr 23 08:06:00 2010, Last Saved Time/Date: Mon May 16 22:18:00 2011, Number of Pages: 2, Number of Words: 4167, Number of Characters: 23754, Security: 0
File size
580.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b8aa25828c852eb8eb65731a7ecd3d10d90a1af6
SHA256
0629940f2b378775c28180e8356ccae6c5530e4eb9f0fb3edaeeb115a006760c
MD5
048470131f37a42b6fc369265b37e449

Malwares

  • Ramnit
  • Hupigon
  • Zeus

Signatures

Execution

T1203 office_write_exe: Office document dropped an executable file
T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1547.004 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1055.012 injection_runpe: Injects code into another process
T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1547.004 persistence_autorun: Makes itself run automatically on Windows startup
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1497.001 antivm_generic_bios: Checks the BIOS version, possibly for anti-virtualization
T1497.001 antisandbox_productid: Obtains Windows ProductID, probably to fingerprint a sandbox
T1027 office_macros_hex_strings: Lines in hex found in document macro
T1036.003 ntdll_copy: Renames or copying NTDLL.dll to bypass HIPS
T1564.001 stealth_file: Creates hidden or system files
T1562.001 browser_security: Modifies browser security settings
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macro
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro
T1070 stealth_window: A process created a hidden window
T1480 system_default_lang_id_present: Checks the system language

Credential Access

T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files
T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1497.001 antivm_generic_bios: Checks the BIOS version, possibly for anti-virtualization
T1497.001 antisandbox_productid: Obtains Windows ProductID, probably to fingerprint a sandbox
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 pidbruteforce: Enumerates processes using PID Bruteforce
T1057 process_interest: Enumerates processes
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1497.001 antivm_queries_computername: Retrieves the computer name
T1082 reads_csrss: Attempts to read csrss.exe memory
T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1568.002 dga_domains: Connects to DGA domains

Other

yara_rules: Static rules
executes_dropped_exe: Executes dropped exe files
ramnit_alt: Ramnit banking trojan indicators detected
network_bind: Starts servers listening at 0.0.0.0:21
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
break_limit_exceeded: Warning: function calls limit has been exceeded
access_recyclebin: Manipulation with recyclebin detected
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call
open_winlogon_process: Trying to open winlogon process

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