Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2024, 04:36

General

  • Target

    a2ec2c96e731a879ce78964658653922.exe

  • Size

    1.2MB

  • MD5

    a2ec2c96e731a879ce78964658653922

  • SHA1

    19f2eddba4b5d8e7121077f47fd1640002bae773

  • SHA256

    776688479abfe7701fdb3ecd0a5be51903cefd12b556925593eee00694bf9945

  • SHA512

    c124c445663cb1703661467278e98969fa5443a563b7df4161c8bfb65e24129084edc306c3c520741279c3083cf95caf9b1ba6083df4f76f5b87f991add90ea7

  • SSDEEP

    24576:EzwTT6sInNK2NsyYiX0oOEl9rg48I48rxVp5Id930tm26faWvAZiRzbtvO/:Ez+TwnN/YO00lpJD48LpGn0tH6fvDR

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

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

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 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).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • 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\a2ec2c96e731a879ce78964658653922.exe
    "C:\Users\Admin\AppData\Local\Temp\a2ec2c96e731a879ce78964658653922.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Windows\SysWOW64\TAGPYH\APJ.exe
      "C:\Windows\system32\TAGPYH\APJ.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1604

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          485KB

          MD5

          42150775d201a85ebc379d21aa253f85

          SHA1

          fccd7df34e16abaf8d55935016cdb15df8041e06

          SHA256

          00206ccef9ee8da111cc547c698b7e61736b328de48ac5c307d05f2921ef0b9c

          SHA512

          4ff3c587a8d88e319acb028829c75ecb3e11c16a62ba9c2090720613c51c6555af698ba8ff75672b405602f196ed1b99dbeb9395bae62aac2140fa31600b36e0

        • C:\Windows\SysWOW64\TAGPYH\APJ.001

          Filesize

          61KB

          MD5

          9681d3e1f2c53ad98b8467b3acca33fc

          SHA1

          04d5d08781f27d6e08ad0262f7325b2be4db7743

          SHA256

          baecddca15ea6932b9cd4e7f5bae848c3c290660a85c408b898150c6f8fd744e

          SHA512

          5c6191fb676ace9d1c2ddfd4e98651959ab24b718ab626c343e2bb271d31edd8ba43ed9de528c7832ddcc2137d2424c22bb19f115dc252e1400cfcd3edce2098

        • C:\Windows\SysWOW64\TAGPYH\APJ.002

          Filesize

          44KB

          MD5

          e65e4bdb2c86226589b88f101153c01b

          SHA1

          731be43621721dba20f0bb74966ea08043ef37fd

          SHA256

          e8a9477bc04824357c0f0bcc1cb665e1dfb6cf5c05f68517749f6cb11821cec2

          SHA512

          7700ee197f109a8f2cff2e529715e371e36c1d9924af0bedef9285f76898d3448847af3bff342813b9bd8ca619b7c39b9607150596008ffc6fe68b338f6769cd

        • C:\Windows\SysWOW64\TAGPYH\APJ.004

          Filesize

          1KB

          MD5

          1f83abd1d0a4e012bb06961ddc18e4b4

          SHA1

          ff1f168ed7bffb24eafa2e19830f8531aab05b24

          SHA256

          17e16865230ee3be1bc16d34861cca7188ec2a7afb539efbb23ffc7fab381811

          SHA512

          f48e4f45f036bfcc60411db0497996bd6a408b6118fca9d10a61ba0bd2fe9f91e2a2a3a1fde80c8e9110bfc6ce4e556842d9209e33dce82017057e70bf8d0c69

        • C:\Windows\SysWOW64\TAGPYH\APJ.exe

          Filesize

          1.7MB

          MD5

          9a6a50772539f5a61fefa29c34666223

          SHA1

          b2b8650d817ef7d86bfef48420e9716f0ffdccce

          SHA256

          93db12799d366bbb10f28b923188e3f1457b3ec931ddf33ddeb131a80e46f00b

          SHA512

          eb5f89e6b27981d85dc235edc477a4397d08b9e89d638b0e07301a26ca6e640f12251fdcfe1386df4167a2928bc60959289329531bc7a9e14a232ead22935fed

        • C:\Windows\SysWOW64\TAGPYH\APJ.exe

          Filesize

          1.6MB

          MD5

          e7e531e32188cd4efdb4cbcfacae57cd

          SHA1

          33b911c6ca3504a0ffacc0e8703f61c45a979950

          SHA256

          6c5464bd52fcdf5cff4a576094280d240e0b9d6f700e737bf855a060edee3c04

          SHA512

          2838503dcb000f8baff78ec9f51782483fb6422984d3f144818446c8dbedf87261efde0ca39f88bfebbf33b5f87b54869b14a076412878290b4cd5a9cae97e56

        • memory/1604-16-0x00000000006A0000-0x00000000006A1000-memory.dmp

          Filesize

          4KB

        • memory/1604-18-0x00000000006A0000-0x00000000006A1000-memory.dmp

          Filesize

          4KB