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Analysis

  • max time kernel
    143s
  • max time network
    138s
  • 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, 21:50

General

  • Target

    36767f80e36b22af2d9f78545644abb904455e807b995820f661bf91b37fcc94.dll

  • Size

    137KB

  • MD5

    2e37a2910cec18baeea1168e216b3962

  • SHA1

    793f08e060d8f5253b81b13c50e06e53d4e6d174

  • SHA256

    36767f80e36b22af2d9f78545644abb904455e807b995820f661bf91b37fcc94

  • SHA512

    87f0ea04c97a707d1c54a8f0e4eacbed2dba142bba7324ce5e54f7ac2dd9c54543d5e2f9f00487d7bac0a2b7a4fbde4b253f62b7711c344700f8149da0daf910

  • SSDEEP

    3072:LR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuO:m25GgFny61mrao

Malware Config

Signatures

  • Gh0st RAT payload 6 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
  • Boot or Logon Autostart Execution: Port Monitors 1 TTPs 28 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 17 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 24 IoCs

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

  • Modifies data under HKEY_USERS 44 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\36767f80e36b22af2d9f78545644abb904455e807b995820f661bf91b37fcc94.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4984
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\36767f80e36b22af2d9f78545644abb904455e807b995820f661bf91b37fcc94.dll,#1
      2⤵
      • 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:1664
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 616
        3⤵
        • Program crash
        PID:4264
      • 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:2652
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1664 -ip 1664
    1⤵
      PID:2512
    • 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:3048
    • 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:3044

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\AppPatch\ComBack.Dll

      Filesize

      137KB

      MD5

      feb1437f22d0b827f3ade91d9d3c1c4f

      SHA1

      c395cdc6596cee23f0f5a03d5c48fff40dc1a867

      SHA256

      a83cd5ee344b06ca3864889c7ff32071cf133e48f2d1b5647593a292e6f1d45a

      SHA512

      e9bc6b3085a78c08b48f105ddab80020589fce651dc767e507d5420fae35250e4497e52c2e31fa2805eeb26e1761620e4f05b803c18b071d12b29d79c0fbe396

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

      Filesize

      99B

      MD5

      1421607b6290a6b86b7a1106621f5256

      SHA1

      6447af57e4b1ce000e5393d2a26e6cf45d52be9f

      SHA256

      01fa5e6f2b7ebd9f61efe67f3f261ca7c103ab68b65093f6434150fdcdda6898

      SHA512

      ccdcfae40d41feed6bd372fe11f6dc8e9edb14feb042c857ba4d87eb77a856d1ac470ebef295fb1101bc82d37931b570be6420816b618955f2465a5ed5e0ab71

    • memory/1664-6-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/1664-7-0x0000000002E70000-0x0000000002E8D000-memory.dmp

      Filesize

      116KB

    • memory/1664-10-0x0000000002E70000-0x0000000002E8D000-memory.dmp

      Filesize

      116KB

    • memory/1664-12-0x0000000002E70000-0x0000000002E8D000-memory.dmp

      Filesize

      116KB

    • memory/1664-13-0x0000000002E70000-0x0000000002E8D000-memory.dmp

      Filesize

      116KB

    • memory/1664-5-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/1664-20-0x0000000043E50000-0x0000000043E77000-memory.dmp

      Filesize

      156KB

    • memory/1664-14-0x0000000002E70000-0x0000000002E8D000-memory.dmp

      Filesize

      116KB

    • memory/1664-18-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2652-21-0x00000000009D0000-0x00000000009F7000-memory.dmp

      Filesize

      156KB

    • memory/2652-38-0x0000000000AE0000-0x0000000000AFD000-memory.dmp

      Filesize

      116KB

    • memory/2652-15-0x0000000000830000-0x0000000000853000-memory.dmp

      Filesize

      140KB

    • memory/2652-32-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2652-36-0x0000000000AE0000-0x0000000000AFD000-memory.dmp

      Filesize

      116KB

    • memory/2652-35-0x0000000000AE0000-0x0000000000AFD000-memory.dmp

      Filesize

      116KB

    • memory/2652-37-0x00000000009D0000-0x00000000009F7000-memory.dmp

      Filesize

      156KB

    • memory/2652-22-0x00000000009D0000-0x00000000009F7000-memory.dmp

      Filesize

      156KB

    • memory/2652-34-0x0000000000AE0000-0x0000000000AFD000-memory.dmp

      Filesize

      116KB

    • memory/2652-27-0x0000000000AE0000-0x0000000000AFD000-memory.dmp

      Filesize

      116KB

    • memory/2652-31-0x0000000000AE0000-0x0000000000AFD000-memory.dmp

      Filesize

      116KB

    • memory/2652-30-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2652-47-0x00000000009D0000-0x00000000009F7000-memory.dmp

      Filesize

      156KB

    • memory/2652-49-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB