General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.11871.5360.exe

  • Size

    1.0MB

  • Sample

    221123-s1cr7scf93

  • MD5

    ff4c8c2a72e11c58ce444e11c152457d

  • SHA1

    ae8aca6cbb14afa31050842676aa8ede61a14e93

  • SHA256

    6f30a64acbfb058f932d378184bc3febe967e7179ed48b21318297ca018e3cb7

  • SHA512

    b8d77f63af9ea67289d910e9a515eb6a013493b417380f2c34f7cf5b16c934eb0f75c2ebb7cb292f04f8b139d176acc1cafc8141e5250b65f1bf234afb20c4bf

  • SSDEEP

    12288:QRIBYsZ1DX/VDJtV7iDFrt73gLwLPTB/8ORPJjwWRXd3OBdmehIRmMHvSzAsVicD:cIBYkmDBt7wcNhlwWNUBJhIcysA1cD

Malware Config

Targets

    • Target

      SecuriteInfo.com.Win32.PWSX-gen.11871.5360.exe

    • Size

      1.0MB

    • MD5

      ff4c8c2a72e11c58ce444e11c152457d

    • SHA1

      ae8aca6cbb14afa31050842676aa8ede61a14e93

    • SHA256

      6f30a64acbfb058f932d378184bc3febe967e7179ed48b21318297ca018e3cb7

    • SHA512

      b8d77f63af9ea67289d910e9a515eb6a013493b417380f2c34f7cf5b16c934eb0f75c2ebb7cb292f04f8b139d176acc1cafc8141e5250b65f1bf234afb20c4bf

    • SSDEEP

      12288:QRIBYsZ1DX/VDJtV7iDFrt73gLwLPTB/8ORPJjwWRXd3OBdmehIRmMHvSzAsVicD:cIBYkmDBt7wcNhlwWNUBJhIcysA1cD

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Looks up external IP address via web service

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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks