Resubmissions

22-04-2024 22:02

240422-1xtwbagh68 10

22-04-2024 19:25

240422-x42b7afa68 10

19-04-2024 03:02

240419-djmthsfh8w 10

Analysis

  • max time kernel
    143s
  • max time network
    215s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19-04-2024 03:02

General

  • Target

    0d9bd2ae2e4b023047b6c08684e9e5daae76e31cced4c3fdf4640136245f7eea.exe

  • Size

    725KB

  • MD5

    4b0a935fbc037ea00bf17468d4cf5b85

  • SHA1

    169cd19c1d29bebd2c7fe5a8de25b1429f8f2aed

  • SHA256

    0d9bd2ae2e4b023047b6c08684e9e5daae76e31cced4c3fdf4640136245f7eea

  • SHA512

    0bee469d0188505772af1fd9af4a6710c201475340045b97024102a63aaba14f940e6ee36d118d338e836b4ee7ba03387001ce81724c4f4433123f5b9d83dd4f

  • SSDEEP

    12288:w6Wq4aaE6KwyF5L0Y2D1PqL5C38Lua13KVsrOQW60Ztsmhv3:GthEVaPqL58F2rBjmB3

Malware Config

Extracted

Family

snakekeylogger

C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 31 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 4 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0d9bd2ae2e4b023047b6c08684e9e5daae76e31cced4c3fdf4640136245f7eea.exe
    "C:\Users\Admin\AppData\Local\Temp\0d9bd2ae2e4b023047b6c08684e9e5daae76e31cced4c3fdf4640136245f7eea.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Users\Admin\AppData\Local\Dunlop\harrowment.exe
      "C:\Users\Admin\AppData\Local\Temp\0d9bd2ae2e4b023047b6c08684e9e5daae76e31cced4c3fdf4640136245f7eea.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2984
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\0d9bd2ae2e4b023047b6c08684e9e5daae76e31cced4c3fdf4640136245f7eea.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1356

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\leucoryx

    Filesize

    224KB

    MD5

    2b78e824fa3a6f57ea84ac22caf7d227

    SHA1

    d7c60208f467cfaeb204ccfbeaceaa31f9c599d1

    SHA256

    e812de2b4ebe67e85dd9eb6ec0463697a86b591ed6ee703f650e198088630400

    SHA512

    3e9cc6510ba5004bb3b492e735a7749c8e7424dd32446890e1a9883d704363715fdf8a855bd9081b92a96225c8292ce3522eeef5b5889633af73b1cd98795b1e

  • C:\Users\Admin\AppData\Local\Temp\poufs

    Filesize

    29KB

    MD5

    1097db4d33401c96c8c311d3f86e915e

    SHA1

    c7569551684b84b0a3c5ca8e64bdc4bd75452b2f

    SHA256

    c582dc1cc0ef4806de99dc2c9682f3f59ff42ab54c06d7f1c307cf1818cdfcb5

    SHA512

    3172c4601b57cad15487c69746ac79396838e5af2d1da814636277fd1b8385af7477d1add982d9e57cffd5314d3ecc0324a7428ddd15bd4e21e8d2ac6ae3ee78

  • \Users\Admin\AppData\Local\Dunlop\harrowment.exe

    Filesize

    108.7MB

    MD5

    a8601cb130036cfa9fa683c0e60766b1

    SHA1

    12eefda765a3d9e52d109c84c10628792c0b7a82

    SHA256

    422961089121aaf8f9284b424402c527cf3f36de2abae12df338e8af589c16c7

    SHA512

    7a44032b7e82cb70733cbb3f8f8aa90e8a57234a25e3d91b6450963b12aff20d27a98528e68664f68c32aa4663c71e4aff2cdc0964b32db076088a7be8670cc1

  • memory/1356-65-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-101-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-69-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-640-0x00000000010F0000-0x0000000001130000-memory.dmp

    Filesize

    256KB

  • memory/1356-73-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-639-0x00000000010F0000-0x0000000001130000-memory.dmp

    Filesize

    256KB

  • memory/1356-638-0x00000000010F0000-0x0000000001130000-memory.dmp

    Filesize

    256KB

  • memory/1356-637-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/1356-41-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/1356-43-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/1356-42-0x0000000000A00000-0x0000000000A3A000-memory.dmp

    Filesize

    232KB

  • memory/1356-44-0x00000000010F0000-0x0000000001130000-memory.dmp

    Filesize

    256KB

  • memory/1356-45-0x00000000010F0000-0x0000000001130000-memory.dmp

    Filesize

    256KB

  • memory/1356-46-0x0000000000B60000-0x0000000000B98000-memory.dmp

    Filesize

    224KB

  • memory/1356-47-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-75-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-50-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-636-0x00000000010F0000-0x0000000001130000-memory.dmp

    Filesize

    256KB

  • memory/1356-54-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-52-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-57-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-59-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-63-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-37-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/1356-61-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-67-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-48-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-79-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-81-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-83-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-85-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-87-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-91-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-93-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-95-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-99-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-103-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-40-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/1356-97-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-89-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-77-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/1356-71-0x0000000000B60000-0x0000000000B93000-memory.dmp

    Filesize

    204KB

  • memory/2696-12-0x0000000000400000-0x0000000000518000-memory.dmp

    Filesize

    1.1MB

  • memory/2696-0-0x0000000000400000-0x0000000000518000-memory.dmp

    Filesize

    1.1MB

  • memory/2696-56-0x00000000038B0000-0x00000000039C8000-memory.dmp

    Filesize

    1.1MB

  • memory/2696-22-0x00000000038B0000-0x00000000039C8000-memory.dmp

    Filesize

    1.1MB

  • memory/2696-19-0x0000000000400000-0x0000000000518000-memory.dmp

    Filesize

    1.1MB

  • memory/2696-11-0x0000000002470000-0x0000000002474000-memory.dmp

    Filesize

    16KB

  • memory/2984-35-0x0000000000400000-0x0000000000518000-memory.dmp

    Filesize

    1.1MB

  • memory/2984-38-0x0000000000400000-0x0000000000518000-memory.dmp

    Filesize

    1.1MB