Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 03:47

General

  • Target

    32b32c4ebc1c3d2a387a70a5594059adc2ef6871e2c9c843f4b0d7f87b86058d.exe

  • Size

    3.6MB

  • MD5

    4f62a8a8cfbda41ee5496634045644d6

  • SHA1

    554b3523cd5add3431bb762fc9025fedebcdf01b

  • SHA256

    32b32c4ebc1c3d2a387a70a5594059adc2ef6871e2c9c843f4b0d7f87b86058d

  • SHA512

    bdc6ec08995d7eb43a62640d8bafd6311bd033d5d49ff1bc5675cccd72eeb7097402efcf79d7ffbe8da017cab523c2788e05fc3213b359b19f7b0d118540dd25

  • SSDEEP

    49152:o09XJt4HIN2H2tFvduySE/iawdTDQxZOceBVfMXddjDr9n9/2NXW:NZJt4HINy2LkWXwdT0OceB+Xd7n9F

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.

  • PurpleFox

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

  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 37 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\32b32c4ebc1c3d2a387a70a5594059adc2ef6871e2c9c843f4b0d7f87b86058d.exe
    "C:\Users\Admin\AppData\Local\Temp\32b32c4ebc1c3d2a387a70a5594059adc2ef6871e2c9c843f4b0d7f87b86058d.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2064
    • 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
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1208
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:4416
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:5004
    • C:\Users\Admin\AppData\Local\Temp\HD_32b32c4ebc1c3d2a387a70a5594059adc2ef6871e2c9c843f4b0d7f87b86058d.exe
      C:\Users\Admin\AppData\Local\Temp\HD_32b32c4ebc1c3d2a387a70a5594059adc2ef6871e2c9c843f4b0d7f87b86058d.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1932
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3412
    • 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:1380

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_32b32c4ebc1c3d2a387a70a5594059adc2ef6871e2c9c843f4b0d7f87b86058d.exe
    Filesize

    2.4MB

    MD5

    feb558e598aee3dd02f6f807f1036cce

    SHA1

    c69edeae6dc1108b24631089ce13569571a94505

    SHA256

    e84a84380f0281938ebf0cc61461bf133d03d1dc24429f83ac57067ea220b9b5

    SHA512

    5eaf6ef34f21673aeddab025a756dd015484eecc4f90514b11349b68d378a6b2b1758f22ef33b80c27cafa726fcfc159fa850fa2e159f4d83bf1285bd58b82f6

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

    1.2MB

    MD5

    5737856e3849fbb3e86d6df683e1015f

    SHA1

    07d044910ba3d6e17e31660f367726d3304375b0

    SHA256

    20343096cd56b19df954cd4a1bba509b1911db02320fae4bcd99fe2e6d67bee0

    SHA512

    94c44fab94d5c9ba16de9678758152fbc588957279ac0d805196b35b4e11633d273d5a798b6689a182d9246eaa0201672a30f6c2b78bfc7a579555e7d2002bb3

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

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/1208-6-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1208-4-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1208-10-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1208-7-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1380-30-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1380-79-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1380-26-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1380-33-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1932-46-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-54-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-37-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-35-0x0000000002430000-0x000000000243B000-memory.dmp
    Filesize

    44KB

  • memory/1932-78-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-72-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-74-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-70-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-69-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-66-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-64-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-63-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-60-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-58-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-56-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-76-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-52-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-50-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-48-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-36-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-44-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-42-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-41-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/1932-38-0x0000000010000000-0x000000001003E000-memory.dmp
    Filesize

    248KB

  • memory/3412-17-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/3412-13-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/3412-29-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/3412-16-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/3412-15-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB