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Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2023, 07:27

General

  • Target

    bfa50a51db2f82d3ded8771bf3accb9ed7caf24429e837c234860428e483ca55.exe

  • Size

    400KB

  • MD5

    cb5d9f4f007a89a5843d6620176696cd

  • SHA1

    a3118005480625a2328caa17c504da4e66194152

  • SHA256

    bfa50a51db2f82d3ded8771bf3accb9ed7caf24429e837c234860428e483ca55

  • SHA512

    4834a2dc4155c2e92934d1c5357c2bb1f674d0e1a8621c55b07e97f7e64c6bb8554673c87343549e729d57b54a7b72ba5dc2ff554c83b1bc0451a8593f001fdd

  • SSDEEP

    6144:kIMNc8ESDZNmwR/NkPa05Udb79fbHbpX6Zl:kIYc8ES1NmwR/iPa6Udb5fbH2

Score
10/10

Malware Config

Extracted

Family

gh0strat

C2

hdalulnc.e3.luyouxia.net

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Executes dropped EXE 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfa50a51db2f82d3ded8771bf3accb9ed7caf24429e837c234860428e483ca55.exe
    "C:\Users\Admin\AppData\Local\Temp\bfa50a51db2f82d3ded8771bf3accb9ed7caf24429e837c234860428e483ca55.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2136
  • C:\Program Files (x86)\Icmcokm.exe
    "C:\Program Files (x86)\Icmcokm.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Program Files (x86)\Icmcokm.exe
      "C:\Program Files (x86)\Icmcokm.exe" Win7
      2⤵
      • Executes dropped EXE
      PID:3068

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Icmcokm.exe

    Filesize

    400KB

    MD5

    cb5d9f4f007a89a5843d6620176696cd

    SHA1

    a3118005480625a2328caa17c504da4e66194152

    SHA256

    bfa50a51db2f82d3ded8771bf3accb9ed7caf24429e837c234860428e483ca55

    SHA512

    4834a2dc4155c2e92934d1c5357c2bb1f674d0e1a8621c55b07e97f7e64c6bb8554673c87343549e729d57b54a7b72ba5dc2ff554c83b1bc0451a8593f001fdd

  • C:\Program Files (x86)\Icmcokm.exe

    Filesize

    400KB

    MD5

    cb5d9f4f007a89a5843d6620176696cd

    SHA1

    a3118005480625a2328caa17c504da4e66194152

    SHA256

    bfa50a51db2f82d3ded8771bf3accb9ed7caf24429e837c234860428e483ca55

    SHA512

    4834a2dc4155c2e92934d1c5357c2bb1f674d0e1a8621c55b07e97f7e64c6bb8554673c87343549e729d57b54a7b72ba5dc2ff554c83b1bc0451a8593f001fdd

  • C:\Program Files (x86)\Icmcokm.exe

    Filesize

    400KB

    MD5

    cb5d9f4f007a89a5843d6620176696cd

    SHA1

    a3118005480625a2328caa17c504da4e66194152

    SHA256

    bfa50a51db2f82d3ded8771bf3accb9ed7caf24429e837c234860428e483ca55

    SHA512

    4834a2dc4155c2e92934d1c5357c2bb1f674d0e1a8621c55b07e97f7e64c6bb8554673c87343549e729d57b54a7b72ba5dc2ff554c83b1bc0451a8593f001fdd

  • memory/2136-0-0x0000000010000000-0x0000000010010000-memory.dmp

    Filesize

    64KB