Analysis

  • max time kernel
    182s
  • max time network
    254s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2022 05:59

General

  • Target

    exe.ransomware.babuk/0D/3A/60/0D3A60C89463AC1E39FA7CFF05F7AB365B32096E89F49000F26ECDD1D542D5EA/0D3A6.exe

  • Size

    78KB

  • MD5

    754f324349f65108552dab958549739a

  • SHA1

    02b05c57c37e3a1abb4e6f06a0c53af24013cfa0

  • SHA256

    0d3a60c89463ac1e39fa7cff05f7ab365b32096e89f49000f26ecdd1d542d5ea

  • SHA512

    4f03387bd3473dc70854647efb8876ed487e3e8aa0c00729cc25c2cebeb75adf394f7f3cb78b8c7970132bce12c913c4d51d1cd841dfbeeacf968c58ec866c84

  • SSDEEP

    1536:J1kWBeGcADE6fsrQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2EMfq:5Bek5fsrQLOJgY8Zp8LHD4XWaNH71dLM

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\exe.ransomware.babuk\0D\3A\60\0D3A60C89463AC1E39FA7CFF05F7AB365B32096E89F49000F26ECDD1D542D5EA\0D3A6.exe
    "C:\Users\Admin\AppData\Local\Temp\exe.ransomware.babuk\0D\3A\60\0D3A60C89463AC1E39FA7CFF05F7AB365B32096E89F49000F26ECDD1D542D5EA\0D3A6.exe"
    1⤵
    • Checks computer location settings
    • Enumerates connected drives
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4796
      • C:\Windows\system32\vssadmin.exe
        vssadmin.exe delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:3008
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3008-133-0x0000000000000000-mapping.dmp

  • memory/4796-132-0x0000000000000000-mapping.dmp