Resubmissions

30-08-2024 15:01

240830-secv3s1crm 10

30-08-2024 14:58

240830-scf5qa1cjn 10

30-08-2024 14:56

240830-sa1fks1bmr 7

30-08-2024 10:49

240830-mw2yms1gjr 10

Analysis

  • max time kernel
    72s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    30-08-2024 10:49

General

  • Target

    caaf6e830cfe28f4cc5b097ab52d853b_JaffaCakes118.exe

  • Size

    328KB

  • MD5

    caaf6e830cfe28f4cc5b097ab52d853b

  • SHA1

    89bf48299ea7792e6891dfd267ad6013a34d307e

  • SHA256

    6a75dfbdcc675d767cfaf741b25ff3e2527c6e9336febe0fb5b5a737a17d2c8c

  • SHA512

    f5cf19ebf5a7ac7a14d8dc687df01d377653cab18d6c03228e0850485d0fb6d49d764eadef4ce7772a75655f62343f5776336ac42995edf592b597a69d45b451

  • SSDEEP

    6144:pfe6Iq7LZgKRHNpfHb0AmhpJuxTQCIQHCZn5FBFOepDZzQJj/G4gx:JbZ7LZgSNpjsJPCIQo5jFR6jEx

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gandi.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @@yahoo.com@@

Signatures

  • HawkEye

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Detected Nirsoft tools 12 IoCs

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

  • NirSoft MailPassView 9 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 8 IoCs

    Password recovery tool for various web browsers

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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 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 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\caaf6e830cfe28f4cc5b097ab52d853b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\caaf6e830cfe28f4cc5b097ab52d853b_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\svchost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\svchost.exe" -n
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2148
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\svchost.lnk" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2852
        • C:\Windows\SysWOW64\reg.exe
          reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\svchost.lnk" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:2780
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\svchost.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2752
        • 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"
          4⤵
          • Accesses Microsoft Outlook accounts
          • System Location Discovery: System Language Discovery
          PID:1692
        • 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"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2404
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab540.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar5A1.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\fl.txt

    Filesize

    11B

    MD5

    d1c56374fff0243832b8696d133b7861

    SHA1

    f4d236fdec2fd03914189c3b26e5cb0dfea9d761

    SHA256

    8e8eab0b4bfdc35c5f238935b81298e43970ee6818e9629d725297ebf03838a6

    SHA512

    e74cbfc425b9779b79dfb6b53dbf3d1451f9f35a766cc5167932b95c9bdb5288b65f9886fbdf3c3b180bf3a8360bfa1ef577b63e3443cae04b49e7ece433c452

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\DwiDesk\svchost.exe

    Filesize

    328KB

    MD5

    caaf6e830cfe28f4cc5b097ab52d853b

    SHA1

    89bf48299ea7792e6891dfd267ad6013a34d307e

    SHA256

    6a75dfbdcc675d767cfaf741b25ff3e2527c6e9336febe0fb5b5a737a17d2c8c

    SHA512

    f5cf19ebf5a7ac7a14d8dc687df01d377653cab18d6c03228e0850485d0fb6d49d764eadef4ce7772a75655f62343f5776336ac42995edf592b597a69d45b451

  • memory/1692-52-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1692-56-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1692-57-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1692-53-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2148-17-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2148-15-0x0000000001330000-0x0000000001388000-memory.dmp

    Filesize

    352KB

  • memory/2148-18-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2148-50-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2152-2-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2152-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

    Filesize

    4KB

  • memory/2152-3-0x0000000004C00000-0x0000000004C58000-memory.dmp

    Filesize

    352KB

  • memory/2152-1-0x0000000001320000-0x0000000001378000-memory.dmp

    Filesize

    352KB

  • memory/2152-16-0x00000000748E0000-0x0000000074FCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2404-54-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2404-55-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2404-63-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2656-45-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2656-41-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2656-39-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2656-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2656-35-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2656-46-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2656-43-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2656-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2752-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2752-51-0x0000000000660000-0x0000000000668000-memory.dmp

    Filesize

    32KB

  • memory/2752-22-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/2752-24-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/2752-26-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/2752-28-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/2752-34-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/2752-33-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/2752-31-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB