Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 00:41

General

  • Target

    32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe

  • Size

    4.9MB

  • MD5

    eb6009d9f7ede6404fcd66790c9feda6

  • SHA1

    7133ea8769bc36e688bb05228ccb80bea6908ed4

  • SHA256

    32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04

  • SHA512

    ce4378dd30ea2f10f222e74b89a84ca51b5e01cb35f6f61297f89c12ef6b68620bbe2865ec5a669d6e112b789e72629390f4a803715f63a272351bd5beda4a7c

  • SSDEEP

    49152:Z09XJt4HIN2H2tFvduySCpEWoxvMbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5Wuc:6ZJt4HINy2LkCKZxUbXsPN5kiQaZ56

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 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
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 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 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe
    "C:\Users\Admin\AppData\Local\Temp\32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:880
    • 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:3760
      • 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:1116
        • 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:2892
    • C:\Users\Admin\AppData\Local\Temp\HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe
      C:\Users\Admin\AppData\Local\Temp\HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4780
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4684
    • 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:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_32cdb5f746600480b3fbc6cc88a8ce481da9d29df134387c1621947f7d3e8c04.exe

    Filesize

    3.1MB

    MD5

    fb083acd60fe5c3156dc25442be815e3

    SHA1

    61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

    SHA256

    f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

    SHA512

    7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

    Filesize

    1.8MB

    MD5

    efddaac843ebbd74b62abb88b704376f

    SHA1

    833ae65820b337839aa886ac076cf76d6e93f1c2

    SHA256

    ffb2dfa39b14502ec6dce8af02afec5c599f733ef22d6b5c28d675000018f195

    SHA512

    5023f57bc105bdf3a05119a1649e2c2477c1d865781a99f25e9c3ae32d5ef3831ee420657b46f0232b0b55a7a5b53670bebe352c3e303844026c3ab4d9e5e182

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/2572-33-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2572-34-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2572-28-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3760-6-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3760-10-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3760-4-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3760-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4684-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4684-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4684-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4684-26-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4684-17-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB