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Analysis

  • max time kernel
    135s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/03/2025, 20:28

General

  • Target

    196fdfe224d9b8b14f4a3fc40c241e1db2abfe5f8962c9e05a5ee3ebc045d4ad.dll

  • Size

    137KB

  • MD5

    894d5ca6a2465663386cb00b89ce6702

  • SHA1

    80ae9cbfa2fa2089c8c8de9975c469449d526a21

  • SHA256

    196fdfe224d9b8b14f4a3fc40c241e1db2abfe5f8962c9e05a5ee3ebc045d4ad

  • SHA512

    6401dd731b938b8542673295ed57405550299591df2513d8eea4a97ab103eb5d02082696769dfda3571dac763ba359cf2d5c3743d298f1132f3107bcdf6597c3

  • SSDEEP

    3072:GR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUu6:j25GgFny61mraA

Malware Config

Signatures

  • Gh0st RAT payload 4 IoCs
  • Gh0strat

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

  • Gh0strat family
  • Blocklisted process makes network request 1 IoCs
  • Boot or Logon Autostart Execution: Port Monitors 1 TTPs 16 IoCs

    Adversaries may use port monitors to run an adversary supplied DLL during system boot for persistence or privilege escalation.

  • Sets service image path in registry 2 TTPs 2 IoCs
  • ACProtect 1.3x - 1.4x DLL software 16 IoCs

    Detects file using ACProtect software.

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 12 IoCs

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

  • Modifies data under HKEY_USERS 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\196fdfe224d9b8b14f4a3fc40c241e1db2abfe5f8962c9e05a5ee3ebc045d4ad.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\196fdfe224d9b8b14f4a3fc40c241e1db2abfe5f8962c9e05a5ee3ebc045d4ad.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Boot or Logon Autostart Execution: Port Monitors
      • Sets service image path in registry
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2152
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 616
        3⤵
        • Program crash
        PID:2228
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe -k rundll32
        3⤵
        • Boot or Logon Autostart Execution: Port Monitors
        • Sets service image path in registry
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1552
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2152 -ip 2152
    1⤵
      PID:3500
    • C:\Windows\system32\Spoolsv.exe
      Spoolsv.exe
      1⤵
      • Boot or Logon Autostart Execution: Port Monitors
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      PID:956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\AppPatch\ComBack.Dll

      Filesize

      137KB

      MD5

      94500518a4ecad1f0724ce48dd37f13a

      SHA1

      9482ad2a6417ee3292cfe12be05b42142473f575

      SHA256

      f77c740a0c85df5bad41659e75caf4bb29d2f7eb618fdec66f039475528211fa

      SHA512

      94b9b27896d230222270a6b9adae59a7645e7480c3769c9bb135926866bbb1e9e91e66356eaf204a4afbf762325bd532635bd65e896d22f2aca7f33b6786de5a

    • C:\Windows\SysWOW64\com\comb.dll

      Filesize

      128B

      MD5

      7fa42567698ec25eaf2bfc06bce03877

      SHA1

      69b9a237b3b78e9fe25256e85f137dc57ae80191

      SHA256

      2aa698b430c36659d26d21a7d431c3f056dbc9a004d70b97b33b0716007660a3

      SHA512

      af216846b99a8caf713529d1d81960af4acf13ad6b5262eb4ef90c5d68f64f3b128de06aa61e781b065e9d2323eed85b20df5aede6b26d57f37ec2558eccef4b

    • memory/1552-31-0x0000000003230000-0x000000000324D000-memory.dmp

      Filesize

      116KB

    • memory/1552-18-0x00000000011D0000-0x00000000011F7000-memory.dmp

      Filesize

      156KB

    • memory/1552-36-0x00000000011D0000-0x00000000011F7000-memory.dmp

      Filesize

      156KB

    • memory/1552-22-0x00000000011D0000-0x00000000011F7000-memory.dmp

      Filesize

      156KB

    • memory/1552-30-0x0000000003230000-0x000000000324D000-memory.dmp

      Filesize

      116KB

    • memory/1552-28-0x0000000003230000-0x000000000324D000-memory.dmp

      Filesize

      116KB

    • memory/1552-16-0x00000000010B0000-0x00000000010D3000-memory.dmp

      Filesize

      140KB

    • memory/1552-29-0x0000000003230000-0x000000000324D000-memory.dmp

      Filesize

      116KB

    • memory/1552-17-0x00000000011D0000-0x00000000011F7000-memory.dmp

      Filesize

      156KB

    • memory/1552-24-0x0000000003230000-0x000000000324D000-memory.dmp

      Filesize

      116KB

    • memory/1552-25-0x0000000003230000-0x000000000324D000-memory.dmp

      Filesize

      116KB

    • memory/2152-6-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2152-5-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2152-7-0x0000000002CC0000-0x0000000002CDD000-memory.dmp

      Filesize

      116KB

    • memory/2152-10-0x0000000002CC0000-0x0000000002CDD000-memory.dmp

      Filesize

      116KB

    • memory/2152-12-0x0000000002CC0000-0x0000000002CDD000-memory.dmp

      Filesize

      116KB

    • memory/2152-4-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2152-13-0x0000000002CC0000-0x0000000002CDD000-memory.dmp

      Filesize

      116KB

    • memory/2152-15-0x0000000002CC0000-0x0000000002CDD000-memory.dmp

      Filesize

      116KB

    • memory/2152-33-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2152-35-0x0000000043E50000-0x0000000043E77000-memory.dmp

      Filesize

      156KB

    • memory/2152-14-0x0000000002CC0000-0x0000000002CDD000-memory.dmp

      Filesize

      116KB