Managed XDR

sstest.exe (TrickBot, Hupigon) — malware analysis report

File info

Filename
sstest.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
632 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
8d4d4603a373ab65776ddf1c3d8a7c70f95a7b6f
SHA256
016f004159ce3b5c0e34d36935e6c9de2f252e828b7352facecfaac2ddf078ef
MD5
3535987440f7c1298ad5f48c845efda6

Malwares

  • TrickBot
  • Hupigon

Signatures

Privilege Escalation

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

T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

Discovery

T1082 recon_url_beacon: Sends information about the computer over the network using URL
T1033 recon_url_beacon: Sends information about the computer over the network using URL
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 recon_url_beacon: Sends information about the computer over the network using URL
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
ce_info: Trickbot Configuration Data found
trickbot: TrickBot banking Trojan indicators detected
trickbot_https_request: Performs https queries specific to TrickBot
non_quadratic_icon: Icon is not square
dead_host: Connects to IP addresses that do not respond to requests
unnamed_region_exception_handler: Creates an exception handler in an unnamed region
no_graphical_activity: No graphic activity
get_policy_info: Retrieves information about a Policy object
open_winlogon_process: Trying to open winlogon process
suricata_alert: Malicious traffic detected

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