Managed XDR

correct_specification_for_rfq.eml (CloudEyE) — malware analysis report

File info

Filename
correct_specification_for_rfq.eml
File type
SMTP mail, ASCII text, with CRLF line terminators
File size
1.8 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
f39b89b12e270826b08f0f1ab3bb6f2f7fa72cd8
SHA256
b8cd805b175953262c7d5d75ae66bf93db1a44c0ee41d17432e18b924019a446
MD5
e968c793a80d7241da46c65382e55c2f

Malwares

  • CloudEyE

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059.003 suspicious_cmd: Executes cmd.exe with a suspicious command line
T1047 has_wmi: Executes one or several WMI requests
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks
T1059 nsis_suspicious_filenames: Nsis contains files with suspicious names

Privilege Escalation

T1055.012 injection_runpe: Injects code into another process
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 guloader_behaviour: Cloudeye/GuLoader specific behaviour has been detected
T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027 suspicious_cmd: Executes cmd.exe with a suspicious command line
T1027.002 nsis_archive: One of the packages is NSIS archive
T1027.002 nsis_suspicious_filenames: Nsis contains files with suspicious names
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1480 system_default_lang_id_present: Checks the system language

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 has_wmi: Executes one or several WMI requests
T1082 reads_csrss: Attempts to read csrss.exe memory

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
modifies_certs: Attempts to generate or modify system certificates
copies_self: Creates a copy of itself
dns_without_resolve: DNS query without a response
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
error_drawtext: An error occured while executing the file
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
pe_overlay: PE file contains overlay

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