General

  • Target

    Vsl's Particulars.exe

  • Size

    430KB

  • Sample

    221126-p7g4qaea76

  • MD5

    19f682b3bc81726446548e1589eb1743

  • SHA1

    4095b78585ad3334dee52a2aa0a4536f19858449

  • SHA256

    ed88fe1c402db7c228f49f7faf8370ca5688bbaf1bbdf2ac7dd2a95b9cb4fc36

  • SHA512

    866a38685df18a3a7b4b741cd5fd1129aa6de3f07dc8da52c2f8c42c3b46c5b26f57ffd8dc850e4600467c6a134c52fd14f751e1f5a641bf3dc9995303e44054

  • SSDEEP

    3072:7+Dfpf4I8ZZpSOs4PNdvr+1UjTsvY3h4I5UWIDRRineV3Kap/ObYOOt7POITGCo6:KmIMZUOJpq1B4UhDqe5pmboNNPonA4

Malware Config

Targets

    • Target

      Vsl's Particulars.exe

    • Size

      430KB

    • MD5

      19f682b3bc81726446548e1589eb1743

    • SHA1

      4095b78585ad3334dee52a2aa0a4536f19858449

    • SHA256

      ed88fe1c402db7c228f49f7faf8370ca5688bbaf1bbdf2ac7dd2a95b9cb4fc36

    • SHA512

      866a38685df18a3a7b4b741cd5fd1129aa6de3f07dc8da52c2f8c42c3b46c5b26f57ffd8dc850e4600467c6a134c52fd14f751e1f5a641bf3dc9995303e44054

    • SSDEEP

      3072:7+Dfpf4I8ZZpSOs4PNdvr+1UjTsvY3h4I5UWIDRRineV3Kap/ObYOOt7POITGCo6:KmIMZUOJpq1B4UhDqe5pmboNNPonA4

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks