Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 11:20

General

  • Target

    f3c1e2686a27b1be0e337cf2f43b7468_JaffaCakes118.exe

  • Size

    1.5MB

  • MD5

    f3c1e2686a27b1be0e337cf2f43b7468

  • SHA1

    4046c4c66512265090cbb7e1410d374df6758417

  • SHA256

    90128feadee82e9fa35d046c57e3031c562f4cbe766bbe1bc585270f94d2fe30

  • SHA512

    461db463eee51d734c2ac974861a16973edb44bf6a24542a17aafb2f5baf5484e4581069890d4fa6a93f1daa04b552e8e488c8dfcfe127e5ea79c3fbafa1110d

  • SSDEEP

    24576:z58wvtcbFLiO/zH3NGCswzncoJ7yRoLSEBs8z:z58WQZJGCswzcmGRo

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.nascenthotels.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    NGozi@?11122$%@uak

Signatures

  • HawkEye

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

  • Hawkeye family
  • 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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3c1e2686a27b1be0e337cf2f43b7468_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f3c1e2686a27b1be0e337cf2f43b7468_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3220
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\f3c1e2686a27b1be0e337cf2f43b7468_JaffaCakes118.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2108
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4468
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3612
          • 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:3284
          • 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:212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe

    Filesize

    1.5MB

    MD5

    f3c1e2686a27b1be0e337cf2f43b7468

    SHA1

    4046c4c66512265090cbb7e1410d374df6758417

    SHA256

    90128feadee82e9fa35d046c57e3031c562f4cbe766bbe1bc585270f94d2fe30

    SHA512

    461db463eee51d734c2ac974861a16973edb44bf6a24542a17aafb2f5baf5484e4581069890d4fa6a93f1daa04b552e8e488c8dfcfe127e5ea79c3fbafa1110d

  • memory/212-39-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/212-33-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/212-32-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2372-20-0x0000000008740000-0x00000000087DC000-memory.dmp

    Filesize

    624KB

  • memory/2372-18-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/2372-17-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/2372-16-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/3220-6-0x00000000057D0000-0x00000000057DA000-memory.dmp

    Filesize

    40KB

  • memory/3220-12-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/3220-8-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/3220-7-0x000000007487E000-0x000000007487F000-memory.dmp

    Filesize

    4KB

  • memory/3220-0-0x000000007487E000-0x000000007487F000-memory.dmp

    Filesize

    4KB

  • memory/3220-5-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/3220-1-0x0000000000A50000-0x0000000000BDE000-memory.dmp

    Filesize

    1.6MB

  • memory/3220-2-0x0000000005BA0000-0x0000000006144000-memory.dmp

    Filesize

    5.6MB

  • memory/3220-3-0x00000000055F0000-0x0000000005682000-memory.dmp

    Filesize

    584KB

  • memory/3220-4-0x0000000005570000-0x000000000558E000-memory.dmp

    Filesize

    120KB

  • memory/3284-31-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3284-29-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3284-30-0x0000000000420000-0x00000000004E9000-memory.dmp

    Filesize

    804KB

  • memory/3284-28-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3612-27-0x0000000007E40000-0x0000000007E48000-memory.dmp

    Filesize

    32KB

  • memory/3612-26-0x0000000007650000-0x00000000076B6000-memory.dmp

    Filesize

    408KB

  • memory/3612-23-0x00000000052A0000-0x00000000052F6000-memory.dmp

    Filesize

    344KB

  • memory/3612-21-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB