Analysis

  • max time kernel
    110s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2024 08:26

General

  • Target

    3607b89bb0d07efcc4c9606d2db50fb0eaf3ce916e50869d49fe6bdac0a308a6N.exe

  • Size

    4.0MB

  • MD5

    895dbcdfbbf58c78cb5d9493d04e1fb0

  • SHA1

    0d721656986b066513fdc881b4c5b97e1309c528

  • SHA256

    3607b89bb0d07efcc4c9606d2db50fb0eaf3ce916e50869d49fe6bdac0a308a6

  • SHA512

    464fe84ba01e363e55ecd5639e0b7ebb6821a92039f5513b98b632b471bac5efca0ac5ee51209f4417aeb8814dfffb7561bfb0b0893e1e53c1edeacd44f00ca3

  • SSDEEP

    98304:T4uTo0Zo9O0SBr04XU4AlPJupSfdgOhh4:T4eXBQL45pS2Oha

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 12 IoCs
  • Detect PurpleFox Rootkit 3 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 3 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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • UPX packed file 16 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3607b89bb0d07efcc4c9606d2db50fb0eaf3ce916e50869d49fe6bdac0a308a6N.exe
    "C:\Users\Admin\AppData\Local\Temp\3607b89bb0d07efcc4c9606d2db50fb0eaf3ce916e50869d49fe6bdac0a308a6N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Users\Admin\AppData\Roaming\·ãÒ¶Ô¶³Ì¹ÜÀíϵͳ.exe
      "C:\Users\Admin\AppData\Roaming\·ãÒ¶Ô¶³Ì¹ÜÀíϵͳ.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4952
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Roaming\1754~1.EXE > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2076
        • 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:2520
    • C:\Users\Admin\AppData\Roaming\1.exe
      "C:\Users\Admin\AppData\Roaming\1.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:816
  • C:\Program Files (x86)\AppPatch\WPS.png
    "C:\Program Files (x86)\AppPatch\WPS.png" -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4268
    • C:\Program Files (x86)\AppPatch\WPS.png
      "C:\Program Files (x86)\AppPatch\WPS.png" -acsi
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:4528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\AppPatch\WPS.png

    Filesize

    6.3MB

    MD5

    b7526ff8350283086169d48ac7db333d

    SHA1

    1518bbd2dfdcfa2f31eaee2b1946edb7be586dc9

    SHA256

    d00360fe336dd3d907664bb0aad7731c297b57383c24c57c00afb5769064b773

    SHA512

    0b86f5bf972641acbd966426d71570d9fcf45bea861a7539b211843542f2b2c1178556cb39c85ec2ba2e89b02f05696fa714bb5a82361a0a84eadf71116f5f76

  • C:\Users\Admin\AppData\Roaming\1.exe

    Filesize

    1.9MB

    MD5

    d7948a13b91705c9186044891b7bb4cb

    SHA1

    e49116aeb54199f66713afef665a7c69e54d894d

    SHA256

    c0544324830d2efcd9fea034975ff709365ff21cfcb78c06e43f785ddcbdbac4

    SHA512

    7630bccff748ca21d68e11edf83a3118a6c611db9d7f93ce8c05347e64cb8885f0ecd59c9d7d9c8a681ddb794b285af9b4297ef845d2adda4c59f6a22e567cca

  • C:\Users\Admin\AppData\Roaming\·ãÒ¶Ô¶³Ì¹ÜÀíϵͳ.exe

    Filesize

    1.3MB

    MD5

    8ddb43200545067aa88371131269f9dd

    SHA1

    00d2e629017dd3d568a6b7e266a8976ba14a60ab

    SHA256

    3093cf90addca7bbefe5eee024ca75f149a16d892873a20a2ff4052d9c693647

    SHA512

    68d78af9545eee487daf1f990084aa7dda7eac425b675ae35735a2cd4b6e37ec044f7f1ea63850f5e4eeb5103119d962144fe1b1a708787605b7f379fecd5134

  • memory/816-57-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-63-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-29-0x00000000026C0000-0x00000000026CB000-memory.dmp

    Filesize

    44KB

  • memory/816-67-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-66-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-65-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-56-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-24-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-58-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-59-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-60-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-61-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-62-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/816-30-0x00000000026C0000-0x00000000026CB000-memory.dmp

    Filesize

    44KB

  • memory/816-64-0x0000000000400000-0x0000000000881000-memory.dmp

    Filesize

    4.5MB

  • memory/4268-35-0x0000000010000000-0x000000001019F000-memory.dmp

    Filesize

    1.6MB

  • memory/4528-41-0x0000000010000000-0x000000001019F000-memory.dmp

    Filesize

    1.6MB

  • memory/4952-19-0x0000000010000000-0x000000001019F000-memory.dmp

    Filesize

    1.6MB