Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-01-2022 22:57

General

  • Target

    MoI Operation/MoI Operation.exe

  • Size

    309KB

  • MD5

    2a2088cc646b984cb3d75d18c8708eb5

  • SHA1

    20ceef8731d905794c8d7a14f4ecf9fb5aa29e28

  • SHA256

    5a449782c6d286a5af7fd5cbab5d5d46dd4dd153cbc46e4aeae0ea54f2785980

  • SHA512

    cc23d711d756ca322786d0327b017af5e457b2ac144a03cdff9456164bd58e5dfa0b5ac6df02c9a3d7036cd82a29278eed055357e7080797673aaed95886de1d

Score
10/10

Malware Config

Signatures

  • CrimsonRAT Main Payload 2 IoCs
  • CrimsonRat

    Crimson RAT is a malware linked to a Pakistani-linked threat actor.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MoI Operation\MoI Operation.exe
    "C:\Users\Admin\AppData\Local\Temp\MoI Operation\MoI Operation.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\ProgramData\Ladhnara\nirtbivaes.exe
      "C:\ProgramData\Ladhnara\nirtbivaes.exe"
      2⤵
      • Executes dropped EXE
      PID:1184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Ladhnara\nirtbivaes.exe

    MD5

    c1a8625fd15f04171bd32a9d95ffba5b

    SHA1

    d960f728e3312447063d209e6534bc28f615df9f

    SHA256

    451bb1928d4ecfcbc351c6859614f64d3648d4f4fc8a50f270542d6a07512697

    SHA512

    d648fb73d31b7ccb79218351c6fecd70df6a55f56c7e16d4ca6f932b761032d52bb4cea7fce73a4ae1b5b205bacd0b631349c11efa3f2b7958a6e4323fb1ebe0

  • C:\ProgramData\Ladhnara\nirtbivaes.exe

    MD5

    c1a8625fd15f04171bd32a9d95ffba5b

    SHA1

    d960f728e3312447063d209e6534bc28f615df9f

    SHA256

    451bb1928d4ecfcbc351c6859614f64d3648d4f4fc8a50f270542d6a07512697

    SHA512

    d648fb73d31b7ccb79218351c6fecd70df6a55f56c7e16d4ca6f932b761032d52bb4cea7fce73a4ae1b5b205bacd0b631349c11efa3f2b7958a6e4323fb1ebe0

  • memory/1184-121-0x00000256BEE80000-0x00000256BF842000-memory.dmp

    Filesize

    9.8MB

  • memory/1184-122-0x00000256DACC0000-0x00000256DACC2000-memory.dmp

    Filesize

    8KB

  • memory/2432-118-0x0000000000D70000-0x0000000000D72000-memory.dmp

    Filesize

    8KB