Analysis

  • max time kernel
    92s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2024 14:13

General

  • Target

    Install.exe

  • Size

    623KB

  • MD5

    a6a6d117db896ef94a55b8447f042287

  • SHA1

    3054359e47098a2486cabd3497651e097a416fdc

  • SHA256

    e13df26ff6cec13b9214d5913866a97f92b12993453452040239a8503c5ebd2a

  • SHA512

    057279dada7162565d9dd72c0e1be121b9aa97f753f9eccc5e20381c599b43fc35b746b2c549c46341396449e79ed36dbee40264b977065f72ba7943fd6ec8cb

  • SSDEEP

    12288:2EE2KG1pyiwMW8MVzoAbSvK4QL9QSnDE5R691w6MIAtaAnWkgeCb3bEn2zBPpnsc:C2VjwMqVzEC4cE5Raw6MIAEAWkNCg8gc

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax family
  • Ardamax main executable 1 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 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 5 IoCs
  • 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 use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Install.exe
    "C:\Users\Admin\AppData\Local\Temp\Install.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4324
    • C:\Windows\SysWOW64\28463\TJOD.exe
      "C:\Windows\system32\28463\TJOD.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3420

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\@7CA2.tmp

    Filesize

    4KB

    MD5

    a55cbc0f0125b005ef369020b4c17806

    SHA1

    010af3e2e84b337e91f5e0c791b01e1d527211ce

    SHA256

    27cfe74936e4090aafbef07ee45725923f4b1243135e1e3a51e3385dbcd7b637

    SHA512

    88e5f7905c86d73bc5af028f20c8bf49f700307926c5b92814c245abe08e9c35841116d428ddbd7b957b47ccc8980684c12608b6818e4b6c1c8c0d27d54a07be

  • C:\Windows\SysWOW64\28463\TJOD.001

    Filesize

    396B

    MD5

    32f5a0026d1e721bde434303b0deef89

    SHA1

    88411f51e42d2ecaa384df6ea974013c10c7ebb0

    SHA256

    66aee5c905195c8431313f665827f6ae30bbf9d29d5355ae502caf77acdf92c5

    SHA512

    7c315e3ef8c2f247baaddd6813ebd227096ef6a3e488287fdada6d0813ddb7ab9bb71ac7d4108f7b84b415e6ee8fdcba56e52d2d346f68f3a5174c2adc06b474

  • C:\Windows\SysWOW64\28463\TJOD.006

    Filesize

    8KB

    MD5

    395bbef326fa5ad1216b23f5debf167b

    SHA1

    aa4a7334b5a693b3f0d6f47b568e0d13a593d782

    SHA256

    7c1c4ba8978d3ec53bc6da4d8f9e5e1ca52edf5ccf5ec19ef06b02055ff3b3d1

    SHA512

    dc3f3d7501feb10623807e89f28a0e38bdbbd4a7e2ad964c8ab33c392bde61896fe40bb7773f6309cd59ad9a686decbd81c15b588ac8d311fd2a273ac9410679

  • C:\Windows\SysWOW64\28463\TJOD.007

    Filesize

    5KB

    MD5

    1b5e72f0ebd49cf146f9ae68d792ffe5

    SHA1

    1e90a69c12b9a849fbbac0670296b07331c1cf87

    SHA256

    8f4485675fe35b14276f5c8af8a6b42f03cf1b5de638355e4c4b28397385e87e

    SHA512

    6364f5581de5aaec09b5d1c4e5745193f981ff93cf91e20c6c9ff56566b5d182ccbdacf9aeed1d7a01460eb21619e14ac4ab31b083a951b45b3b7f9d93a62ffc

  • C:\Windows\SysWOW64\28463\TJOD.exe

    Filesize

    912KB

    MD5

    6768ba61744862704760b66ce8f8fdd4

    SHA1

    e86cbed8cf20c2a9c76219d0c434bc310ffb2392

    SHA256

    4cf4bf2b7d2bb4215e255e1f2b1238ad989f3c8a98ebfd5cb033bccf32fedaa0

    SHA512

    eadb56b633707724ef4f47f8b421b0f3b2afa5a9800fae030f81aefae483eed6b494da470278273f388c3ae346a33cbbfe742924d231dab1c9b42bbefaf95a61

  • memory/3420-18-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/3420-22-0x0000000000680000-0x0000000000681000-memory.dmp

    Filesize

    4KB

  • memory/3420-25-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/3420-26-0x0000000000680000-0x0000000000681000-memory.dmp

    Filesize

    4KB