Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-09-2024 13:17

General

  • Target

    fa79263dae3ce8cd9f9dea59b255585b_JaffaCakes118.exe

  • Size

    716KB

  • MD5

    fa79263dae3ce8cd9f9dea59b255585b

  • SHA1

    8721508ce16aebcb26b17ea4d69557b73733c08e

  • SHA256

    40dbdfae6c4e677b9b0dacbb7aab66832d843db7fe7a5de60a776f0f846a5473

  • SHA512

    494a787bab59df97741f719b52ad0872256832fcb26e03e436287176d3a7c73a4fc428a454175c77c2075e9f940240dfbe74d257c89797a74173d70d7829f416

  • SSDEEP

    12288:DBML2eIWLVbb5jmEJvFKeyax3+qqy/CPXbnTVl3yuWpaHDWSUx+MS:DB0UWRbbNmIUda5DqyyJHDWo

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Detected Nirsoft tools 7 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa79263dae3ce8cd9f9dea59b255585b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa79263dae3ce8cd9f9dea59b255585b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\fa79263dae3ce8cd9f9dea59b255585b_JaffaCakes118.exe" "C:\Users\Admin\Documents\Project3650.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:832
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Documents\Project3650.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2768
      • C:\Users\Admin\Documents\Project3650.exe
        "C:\Users\Admin\Documents\Project3650.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1448
        • C:\Users\Admin\Documents\Project3650.exe
          "C:\Users\Admin\Documents\Project3650.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3456
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
            5⤵
            • Accesses Microsoft Outlook accounts
            • System Location Discovery: System Language Discovery
            PID:2672
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            PID:1472

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Project3650.exe.log

    Filesize

    988B

    MD5

    dbaac4147502aaaccda74199910a30aa

    SHA1

    1f5c7972c09e33470c7a416ab414c7fc0f5a8636

    SHA256

    8832e6e808dd7dcd6f40a85f8f4db856c95db00020c71c044903d006d7c2f3f8

    SHA512

    7d30797cc80a850b184cd1fa2a0ca5086fc55a3c815be665de6f12fbb241e95a323b70dd432d59202436873415cd2fc5f6eb97b02397984917d51d7a68d63b9b

  • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • C:\Users\Admin\Documents\Project3650.exe

    Filesize

    716KB

    MD5

    fa79263dae3ce8cd9f9dea59b255585b

    SHA1

    8721508ce16aebcb26b17ea4d69557b73733c08e

    SHA256

    40dbdfae6c4e677b9b0dacbb7aab66832d843db7fe7a5de60a776f0f846a5473

    SHA512

    494a787bab59df97741f719b52ad0872256832fcb26e03e436287176d3a7c73a4fc428a454175c77c2075e9f940240dfbe74d257c89797a74173d70d7829f416

  • memory/1448-25-0x0000000074F80000-0x0000000075730000-memory.dmp

    Filesize

    7.7MB

  • memory/1448-20-0x00000000086D0000-0x000000000876C000-memory.dmp

    Filesize

    624KB

  • memory/1448-19-0x0000000074F80000-0x0000000075730000-memory.dmp

    Filesize

    7.7MB

  • memory/1448-18-0x0000000074F80000-0x0000000075730000-memory.dmp

    Filesize

    7.7MB

  • memory/1448-17-0x0000000074F80000-0x0000000075730000-memory.dmp

    Filesize

    7.7MB

  • memory/1468-7-0x0000000074F80000-0x0000000075730000-memory.dmp

    Filesize

    7.7MB

  • memory/1468-4-0x0000000005A50000-0x0000000005AE2000-memory.dmp

    Filesize

    584KB

  • memory/1468-13-0x0000000074F80000-0x0000000075730000-memory.dmp

    Filesize

    7.7MB

  • memory/1468-8-0x0000000074F8E000-0x0000000074F8F000-memory.dmp

    Filesize

    4KB

  • memory/1468-0-0x0000000074F8E000-0x0000000074F8F000-memory.dmp

    Filesize

    4KB

  • memory/1468-6-0x00000000030D0000-0x00000000030EC000-memory.dmp

    Filesize

    112KB

  • memory/1468-5-0x0000000005970000-0x0000000005A16000-memory.dmp

    Filesize

    664KB

  • memory/1468-9-0x0000000074F80000-0x0000000075730000-memory.dmp

    Filesize

    7.7MB

  • memory/1468-1-0x0000000000B70000-0x0000000000C2C000-memory.dmp

    Filesize

    752KB

  • memory/1468-3-0x0000000006000000-0x00000000065A4000-memory.dmp

    Filesize

    5.6MB

  • memory/1468-2-0x0000000005610000-0x0000000005964000-memory.dmp

    Filesize

    3.3MB

  • memory/1472-46-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1472-38-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1472-39-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2672-35-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2672-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2672-37-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2672-36-0x0000000000420000-0x00000000004E9000-memory.dmp

    Filesize

    804KB

  • memory/3456-33-0x0000000009270000-0x0000000009278000-memory.dmp

    Filesize

    32KB

  • memory/3456-30-0x0000000008D50000-0x0000000008DB6000-memory.dmp

    Filesize

    408KB

  • memory/3456-27-0x0000000005890000-0x00000000058E6000-memory.dmp

    Filesize

    344KB

  • memory/3456-26-0x0000000005640000-0x000000000564A000-memory.dmp

    Filesize

    40KB

  • memory/3456-21-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB