Managed XDR

1-1-1-11f8d02922d43be5...cfb35ade42e54327d.file (DNS Sinkhole, Ramnit, Hupigon) — malware analysis report

File info

Filename
1-1-1-11f8d02922d43be542d4bbc9e350211b6ccee461eade41dcfb35ade42e54327d.file
File type
RAR archive data, v4, os: Win32
File size
1.1 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
6a0ebe9f82ea564f72ea1588c11867a7adac571e
SHA256
11f8d02922d43be542d4bbc9e350211b6ccee461eade41dcfb35ade42e54327d
MD5
39a60b03f5a5cfa0b8e617cd27b43564

Malwares

  • DNS Sinkhole
  • Ramnit
  • Hupigon

Signatures

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1055.012 injection_runpe: Injects code into another process
T1547.001 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
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
T1564.001 stealth_file: Creates hidden or system files
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_upx: The executable file is compressed using UPX
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
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

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes

Command and Control

T1568.002 dga_domains: Connects to DGA domains

Impact

T1486 modifies_files2: Cryptolocker indicators detected (50 or more files are modified)

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
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
dead_host: Connects to IP addresses that do not respond to requests
executes_dropped_exe: Executes dropped exe files
static_pe_duplicate_sections: The PE file structure contains anomalies: duplicate section names
no_graphical_activity: No graphic activity
access_recyclebin: Manipulation with recyclebin detected
pe_overlay: PE file contains overlay

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