Analysis

  • max time kernel
    136s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2024 11:56

General

  • Target

    6d3fe2ce99e8e3026722408de85de279.exe

  • Size

    1.2MB

  • MD5

    6d3fe2ce99e8e3026722408de85de279

  • SHA1

    f1a45deab537675c7d640a89eb62993fb751464f

  • SHA256

    68e69915f8982a6434cdde031aa9ec143f1fd2c59e6143e83351d58df5af1ba0

  • SHA512

    654c4cc894347bf627e64bc261484df30f513478030ce0d6e63d74fe6cfe58b88b91a123d3459ededeab542140baabcfb3e6346a5b0b7a3cf9be10e712aeb9e2

  • SSDEEP

    24576:bnhOVrZDxZV2xvqCeGUZmxZ9IVxJAWDyEoLfKLAkFao6ijVTBow:DhoVaCvGUZmtwxJAqGXkF4WVT7

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 1 IoCs
  • Checks computer location settings 2 TTPs 2 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d3fe2ce99e8e3026722408de85de279.exe
    "C:\Users\Admin\AppData\Local\Temp\6d3fe2ce99e8e3026722408de85de279.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\AppData\Local\Temp\6d3fe2ce99e8e3026722408de85de279.exe
      C:\Users\Admin\AppData\Local\Temp\6d3fe2ce99e8e3026722408de85de279.exe
      2⤵
      • Checks computer location settings
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4640
      • C:\Windows\SysWOW64\UQIFYW\HVY.exe
        "C:\Windows\system32\UQIFYW\HVY.exe"
        3⤵
        • Checks computer location settings
        • 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
        • Suspicious use of WriteProcessMemory
        PID:4612
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\UQIFYW\HVY.exe > nul
          4⤵
            PID:4084

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      456KB

      MD5

      51507d91d43683b9c4b8fafeb4d888f8

      SHA1

      ead2f68338da7af4720378cd46133589fc9405ba

      SHA256

      71b3aecefd36e4855a369019ac5871c544d39f8889d23cd455466a24cdecce6b

      SHA512

      a5a7ff3f8ffb72719b7e2c9dc2719c99ea32bd68994918ea027c0d7d54cfe0c80bfd34486dd8d3cdd390376bc4c8d1f7d97de4b98b7d39a3e10c3e2682c07d1c

    • C:\Windows\SysWOW64\UQIFYW\HVY.001

      Filesize

      61KB

      MD5

      383d5f5d4240d590e7dec3f7312a4ac7

      SHA1

      f6bcade8d37afb80cf52a89b3e84683f4643fbce

      SHA256

      7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

      SHA512

      e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

    • C:\Windows\SysWOW64\UQIFYW\HVY.002

      Filesize

      43KB

      MD5

      93df156c4bd9d7341f4c4a4847616a69

      SHA1

      c7663b32c3c8e247bc16b51aff87b45484652dc1

      SHA256

      e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

      SHA512

      ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

    • C:\Windows\SysWOW64\UQIFYW\HVY.004

      Filesize

      1KB

      MD5

      fbb16ac078d82071059ed73ebf83316f

      SHA1

      c4c6506f888c069ee2b8300d2c8df69eeb76ec98

      SHA256

      d6cdcc50e7f948afa7f542ef320520fbc6f505c2139683e2b70018909af9ac26

      SHA512

      634027b9a6741dca601d39a72d241ffa8a2c57c3649beab707b208b1bb64b19f8c181e4c04d32f723cb52cd9723158b22e6baf993dcf7f866d100794d414ab78

    • C:\Windows\SysWOW64\UQIFYW\HVY.exe

      Filesize

      1.7MB

      MD5

      3cd29c0df98a7aeb69a9692843ca3edb

      SHA1

      7c86aea093f1979d18901bd1b89a2b02a60ac3e2

      SHA256

      5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

      SHA512

      e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

    • memory/4612-24-0x0000000002260000-0x0000000002261000-memory.dmp

      Filesize

      4KB

    • memory/4612-26-0x0000000002260000-0x0000000002261000-memory.dmp

      Filesize

      4KB

    • memory/4640-2-0x0000000000400000-0x000000000052D000-memory.dmp

      Filesize

      1.2MB

    • memory/4640-3-0x0000000000400000-0x000000000052D000-memory.dmp

      Filesize

      1.2MB

    • memory/4640-4-0x0000000000400000-0x000000000052D000-memory.dmp

      Filesize

      1.2MB

    • memory/4640-5-0x0000000000400000-0x000000000052D000-memory.dmp

      Filesize

      1.2MB

    • memory/4640-18-0x0000000000400000-0x000000000052D000-memory.dmp

      Filesize

      1.2MB