Analysis

  • max time kernel
    120s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 08:55

General

  • Target
    7f6bfab0ef786c8ff63d275eef78fa66.exe
  • Size 480KB
  • Sample240129-kvt6asecc5
  • SHA256 f21179e19b0de287a0ba635a2b18854ab2b56d57a661d51b80f45b5fa3f0f238
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 3 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 4 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 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f6bfab0ef786c8ff63d275eef78fa66.exe
    "C:\Users\Admin\AppData\Local\Temp\7f6bfab0ef786c8ff63d275eef78fa66.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Windows\SysWOW64\28463\SXYD.exe
      "C:\Windows\system32\28463\SXYD.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:4576

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        @4779.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\@4779.tmp
        • Size 4KB
        • SHA256 3e6378164f9dc4148b86c9312b63c5a6b1fabcfebf9557f182d331e9cb32fc23
        • MD5 SHA1 SHA512

        AKV.exe

        • Path C:\Windows\SysWOW64\28463\AKV.exe
        • Size 162KB
        • SHA256 cde0b28d66a915a91bc609e4f4341411447e4124dfc3a69667e08f99047d7efb
        • MD5 SHA1 SHA512 SSDEEP

        SXYD.001

        • Path C:\Windows\SysWOW64\28463\SXYD.001
        • Size 550B
        • SHA256 17c2510ab94a47b4d24b50de5c3599b903eaab6f1021fd9cf0d9e6b1377d6916
        • MD5 SHA1 SHA512

        SXYD.006

        • Path C:\Windows\SysWOW64\28463\SXYD.006
        • Size 7KB
        • SHA256 340ff9f7f784e299030abb9982c88547e67251a6cca07d30ca8073d01a2840c4
        • MD5 SHA1 SHA512 SSDEEP

        SXYD.007

        • Path C:\Windows\SysWOW64\28463\SXYD.007
        • Size 5KB
        • SHA256 e583532d6b4d8cfc1def5e550674e9e1a4eef2a107adacddf729fddac64f49c4
        • MD5 SHA1 SHA512 SSDEEP

        SXYD.exe

        • Path C:\Windows\SysWOW64\28463\SXYD.exe
        • Size 275KB
        • SHA256 b3aeac7501799cf93c2a017778f2f19ba6a0589a248cf8463276d8c3c0bd8d11
        • MD5 SHA1 SHA512 SSDEEP

        SXYD.exe

        • Path C:\Windows\SysWOW64\28463\SXYD.exe
        • Size 200KB
        • SHA256 9f248b40d3d0b32cb2e6618e3d93cb89558ff316ba6208799caa618b82116db3
        • MD5 SHA1 SHA512 SSDEEP

        SXYD.exe

        • Path C:\Windows\SysWOW64\28463\SXYD.exe
        • Size 205KB
        • SHA256 116c4e03f635463196c3974fd920f58dbf63a128f430e279b6c2dac751fc5bec
        • MD5 SHA1 SHA512 SSDEEP

        memory/4576-23-0x0000000000770000-0x0000000000771000-memory.dmp

        memory/4576-27-0x0000000000770000-0x0000000000771000-memory.dmp