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Analysis

  • max time kernel
    132s
  • max time network
    163s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    21/01/2022, 23:01

General

  • Target

    e2200fa8b8c4757039e3f78536d9442817331f530e4348e08f02af753e7ae024.exe

  • Size

    83KB

  • MD5

    4663018621abd6313f9edb03c0737517

  • SHA1

    a9dd4c0303b261344d469362bd80c4e366e79692

  • SHA256

    e2200fa8b8c4757039e3f78536d9442817331f530e4348e08f02af753e7ae024

  • SHA512

    64d44f463b2d855c17b495ec056998b6f522f5078743621322f1cb574acf2ead445b0fe0f853a420941dfae2c09f5965ea383e48af74479d9c6c5a14c44a8f55

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
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2200fa8b8c4757039e3f78536d9442817331f530e4348e08f02af753e7ae024.exe
    "C:\Users\Admin\AppData\Local\Temp\e2200fa8b8c4757039e3f78536d9442817331f530e4348e08f02af753e7ae024.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\ProgramData\Hdlharas\dlrarhsiva.exe
      "C:\ProgramData\Hdlharas\dlrarhsiva.exe"
      2⤵
      • Executes dropped EXE
      PID:1552

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1552-60-0x000007FEF29E0000-0x000007FEF3A76000-memory.dmp

    Filesize

    16.6MB

  • memory/1552-61-0x0000000002870000-0x0000000002872000-memory.dmp

    Filesize

    8KB

  • memory/1552-62-0x0000000002876000-0x0000000002895000-memory.dmp

    Filesize

    124KB

  • memory/2008-55-0x00000000002C0000-0x0000000000340000-memory.dmp

    Filesize

    512KB

  • memory/2008-56-0x000007FEF29E0000-0x000007FEF3A76000-memory.dmp

    Filesize

    16.6MB

  • memory/2008-57-0x00000000002C0000-0x0000000000340000-memory.dmp

    Filesize

    512KB