Analysis

  • max time kernel
    206s
  • max time network
    209s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 13:59

General

  • Target

    9689875bd073853d1f2bd229a99ca2feb9c2d099ba047281b341d061bb75204a.exe

  • Size

    1.1MB

  • MD5

    5bd36d5c39d0263c1a555c19fe76ae67

  • SHA1

    cd8ce1b9360656f0678638b8abb33bd7068630f0

  • SHA256

    9689875bd073853d1f2bd229a99ca2feb9c2d099ba047281b341d061bb75204a

  • SHA512

    11dc85cf375821b710377877891f06af363cec53d4f77df252d63b5f4b5f28d1fcc237da52f2db3b4a8838631f9d968d4abdac90674ea495ab532560cf357169

  • SSDEEP

    24576:nZxTE3OEdgpUWfdkLx+oHELAca90YiOP+n5np:nXTE3VdgOWVwHqAca9eW+nN

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in System32 directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9689875bd073853d1f2bd229a99ca2feb9c2d099ba047281b341d061bb75204a.exe
    "C:\Users\Admin\AppData\Local\Temp\9689875bd073853d1f2bd229a99ca2feb9c2d099ba047281b341d061bb75204a.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:5052
    • C:\Windows\SysWOW64\UKJQWP\EPY.exe
      "C:\Windows\system32\UKJQWP\EPY.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1860

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\UKJQWP\AKV.exe

    Filesize

    456KB

    MD5

    1f29b1075a91b3da0ccc0b9c49eece56

    SHA1

    048e675f087181035aedece9e7b11d065c6355cc

    SHA256

    4f6825548b32329c3360ed9abb7c0a6809a2c2291cf0bcaac511a9fa32a6336e

    SHA512

    7e152caf055f57f599ecc1e3a404b540b721b3315d2ba16bff6eb21f03edeb3a06ae185621e3139293612d94210f500f098bd281489ca7f336efd8b5284ee060

  • C:\Windows\SysWOW64\UKJQWP\EPY.001

    Filesize

    61KB

    MD5

    31c866d8e4448c28ae63660a0521cd92

    SHA1

    0e4dcb44e3c8589688b8eacdd8cc463a920baab9

    SHA256

    dc0eaf9d62f0e40b6522d28b2e06b39ff619f9086ea7aa45fd40396a8eb61aa1

    SHA512

    1076da7f8137a90b5d3bbbbe2b24fd9774de6adbcdfd41fd55ae90c70b9eb4bbf441732689ad25e5b3048987bfb1d63ba59d5831a04c6d84cb05bbfd2d32f839

  • C:\Windows\SysWOW64\UKJQWP\EPY.001

    Filesize

    61KB

    MD5

    31c866d8e4448c28ae63660a0521cd92

    SHA1

    0e4dcb44e3c8589688b8eacdd8cc463a920baab9

    SHA256

    dc0eaf9d62f0e40b6522d28b2e06b39ff619f9086ea7aa45fd40396a8eb61aa1

    SHA512

    1076da7f8137a90b5d3bbbbe2b24fd9774de6adbcdfd41fd55ae90c70b9eb4bbf441732689ad25e5b3048987bfb1d63ba59d5831a04c6d84cb05bbfd2d32f839

  • C:\Windows\SysWOW64\UKJQWP\EPY.002

    Filesize

    43KB

    MD5

    093e599a1281e943ce1592f61d9591af

    SHA1

    6896810fe9b7efe4f5ae68bf280fec637e97adf5

    SHA256

    1ac0964d97b02204f4d4ae79cd5244342f1a1798f5846e9dd7f3448d4177a009

    SHA512

    64cb58fbf6295d15d9ee6a8a7a325e7673af7ee02e4ece8da5a95257f666566a425b348b802b78ac82e7868ba7923f85255c2c31e548618afa9706c1f88d34dc

  • C:\Windows\SysWOW64\UKJQWP\EPY.004

    Filesize

    1KB

    MD5

    de50e9706c7938c4570b7e487eb37cb2

    SHA1

    daa7a4941fb141abf639264681830fb170df8675

    SHA256

    fde9bd88712f579d413e5f83b2ba1dfb627949ad310f34157901d3491b9c72dd

    SHA512

    821c97d2847452238e19655146901f614b82b24693d01f38a43614d24895426dfa33997c2ba056d14f85ef971544ebbed60b9ceb0729484835c702e9d6e41e91

  • C:\Windows\SysWOW64\UKJQWP\EPY.exe

    Filesize

    1.5MB

    MD5

    0aaffc12ef1b416b9276bdc3fdec9dff

    SHA1

    9f38d7cf6241d867da58f89db9ff26544314b938

    SHA256

    42b33dd905c5668c2518a6a7d407fb10c303cfedeaefcd7b6e4c7cc1b891c73b

    SHA512

    bbde0986b298c6172e7c8e3f938db9425f54cca097e280736e1ba289afd06a0b86f7cbc91f6d46458bc8e75069c12cda1cf808acf3b6c773b0661d081136ee7c

  • C:\Windows\SysWOW64\UKJQWP\EPY.exe

    Filesize

    1.5MB

    MD5

    0aaffc12ef1b416b9276bdc3fdec9dff

    SHA1

    9f38d7cf6241d867da58f89db9ff26544314b938

    SHA256

    42b33dd905c5668c2518a6a7d407fb10c303cfedeaefcd7b6e4c7cc1b891c73b

    SHA512

    bbde0986b298c6172e7c8e3f938db9425f54cca097e280736e1ba289afd06a0b86f7cbc91f6d46458bc8e75069c12cda1cf808acf3b6c773b0661d081136ee7c