Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    14-01-2025 07:59

General

  • Target

    db430e4b3fbba36f8f79d91d7ce0169df8a148aa3c873a51d8a5f2a6cb547b4b.exe

  • Size

    2.2MB

  • MD5

    b5ffcb4b46a6147e8a1c467f73fdbb94

  • SHA1

    20bd0d4c76bebdc9328b2cdb63343f70e4b35f11

  • SHA256

    db430e4b3fbba36f8f79d91d7ce0169df8a148aa3c873a51d8a5f2a6cb547b4b

  • SHA512

    01da85bceee22eba26d903bbfeff209cc54604099a286d586fb528061c655edac8d153055a85e16c1f2be17a3b3840f9c0fde42c6e55e23fd490c5d52de1c82c

  • SSDEEP

    49152:p09XJt4HIN2H2tFvduySt/peoROuhZPItx2apeapelI:KZJt4HINy2LkyoRPstUvlI

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 8 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
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db430e4b3fbba36f8f79d91d7ce0169df8a148aa3c873a51d8a5f2a6cb547b4b.exe
    "C:\Users\Admin\AppData\Local\Temp\db430e4b3fbba36f8f79d91d7ce0169df8a148aa3c873a51d8a5f2a6cb547b4b.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\RVN.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2540
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:1204
    • C:\Users\Admin\AppData\Local\Temp\HD_db430e4b3fbba36f8f79d91d7ce0169df8a148aa3c873a51d8a5f2a6cb547b4b.exe
      C:\Users\Admin\AppData\Local\Temp\HD_db430e4b3fbba36f8f79d91d7ce0169df8a148aa3c873a51d8a5f2a6cb547b4b.exe
      2⤵
      • Executes dropped EXE
      PID:2868
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.exe -acsi
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:2920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_X.dat

    Filesize

    1.5MB

    MD5

    9104142787292d4825aced29deb1a959

    SHA1

    614bd0813f69f90307b98cc25afff1974bd7a180

    SHA256

    0aeee1e14faa175dd431500a457f35b38c15653f69d4c93d65fc5e3e924577a4

    SHA512

    289c1c65cdbc4e79faa06ccc9c93d4d10bab6608b4877ec43342059d082a0fc506a38f1964b6a230ba70201a6c075e59f39f2bd210436367a0bcc6adcc2f08c6

  • \Users\Admin\AppData\Local\Temp\HD_db430e4b3fbba36f8f79d91d7ce0169df8a148aa3c873a51d8a5f2a6cb547b4b.exe

    Filesize

    645KB

    MD5

    00eae789b0aab1b0fbd23b830fbf1064

    SHA1

    e4e5fd089f6ae17c83f073cf91edc9db8189980d

    SHA256

    7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

    SHA512

    23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

  • \Users\Admin\AppData\Local\Temp\RVN.exe

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/2172-12-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2172-8-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2172-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2172-5-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2464-18-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2464-27-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2920-44-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2920-46-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2920-70-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB