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Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 16:35

General

  • Target

    ming-dan-pdf.exe

  • Size

    22.6MB

  • MD5

    d48ab037ac67690dfec97eb0cee58cef

  • SHA1

    ee2cac4a3ed743469f344657a2ce03263278e843

  • SHA256

    f86bb58f1fe31ba13544d0919beab5e3029e8044df85c72c37cbe2fbede5bf2b

  • SHA512

    1b53563081a14587cd28e184a5fd02730e78757e605176b5581154a514cda3644e48ecc931a3c2a93ebee68340d845167120fe75254aeb4d91fde5590973647a

  • SSDEEP

    196608:5c1aN0ECig1IFnEplmOXKh8mY8J4V+mPKSJAMr3jv4xHlZoA/iMYvWB:0OhCcFkjXLWiV+mSSCMToHluZW

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 4 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ming-dan-pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\ming-dan-pdf.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Users\Admin\Documents\t0mcat.exe
      "C:\Users\Admin\Documents\t0mcat.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\L\malloc\L_mimalloc.dll

    Filesize

    82KB

    MD5

    4abe0fa567bc7414f0232bcc1370a36d

    SHA1

    5023cb8446abb125796fa74493e45d72428537b7

    SHA256

    15e4c9a052f696da40749b17912f4c63647919815949e9227c51325c7017d823

    SHA512

    dd29a6db81fe7d085028b3987645fc42e466baa3388f4b798efddf760a471b592c71857c0526ac3194bd5e1390e954c2230237d93027ab76acc676d7b792fff4

  • C:\Users\Admin\AppData\Roaming\z.dll

    Filesize

    27KB

    MD5

    849e9f3e59daf750db838e885d58c6fa

    SHA1

    733cb105153e4b83160a52bfa2ddd95d750fb806

    SHA256

    f94949a6c121a525f661dd8abd917eb37a5cf582c89e3a258170a15d30cc0cc2

    SHA512

    3feff6db5fc5ae371a4ec60ce13a383668a5accac537a0ae56b9b5b7318a2d5bdb4b79286a519cad3610cb6d1f335a11c09a4d3165c147a00d5a7880ea23e173

  • C:\Users\Admin\Documents\conf.ini

    Filesize

    118B

    MD5

    bcf8561732b58b58c7bd2f96d9b5e1a7

    SHA1

    4b39115407716c50bca553c8e5855e4d7508f897

    SHA256

    cd49c42e787c4dafc2ae0d648e40205ccbbd406da6ed4c9fd41ea67a4ba35663

    SHA512

    b4588b9f5ed04ae78b8cd0646f069db3a5f0c0a653c7d84e701ad5215ed93876171ca81dbb6284bd1b43bb4ef927e200b32d3273be64504e9dc3e385c778462b

  • C:\Users\Admin\Documents\t0mcat.exe

    Filesize

    2.0MB

    MD5

    887dbb770f9a3cd5376aa211a30789e4

    SHA1

    f148997262530c6c85467a30f76ddc90a6ca4c9e

    SHA256

    40f5a4d30fa4ee0738e74de5e93980815d5eceb2a3fea3a836e3df8785606465

    SHA512

    b8975608f312ee5983f5ef209ef08829618b86e952d3a2beaad405c9117762881493743c851cea63531292416b550aaa383b9b22bb4052f81bd68641e3a2ff00

  • memory/1864-19-0x0000000002D40000-0x0000000002E49000-memory.dmp

    Filesize

    1.0MB

  • memory/1864-36-0x0000000002C90000-0x0000000002CF3000-memory.dmp

    Filesize

    396KB

  • memory/1864-18-0x0000000010000000-0x0000000010014000-memory.dmp

    Filesize

    80KB

  • memory/1864-16-0x0000000002250000-0x0000000002277000-memory.dmp

    Filesize

    156KB

  • memory/1864-33-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-31-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-12-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-34-0x0000000002C70000-0x0000000002C88000-memory.dmp

    Filesize

    96KB

  • memory/1864-35-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-30-0x0000000000401000-0x0000000000402000-memory.dmp

    Filesize

    4KB

  • memory/1864-37-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-45-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-44-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-43-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-42-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB

  • memory/1864-46-0x0000000010000000-0x0000000010014000-memory.dmp

    Filesize

    80KB

  • memory/1864-50-0x0000000000400000-0x0000000000641000-memory.dmp

    Filesize

    2.3MB