Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    17-06-2024 02:49

General

  • Target

    b670532dbe1f78e7479648c015756837_JaffaCakes118.exe

  • Size

    992KB

  • MD5

    b670532dbe1f78e7479648c015756837

  • SHA1

    631002f475e0bebc74c4896b294eced0d6758946

  • SHA256

    6086e45ae6ae2ddfa775d72355d5c9a4c6d9aab84c96412af7d4a1b82ed6f28d

  • SHA512

    e1e6acbbc95707d6a6782dbb8bcc70c132ecdeffe6f3e9fd749716e45505193b47bd2f29e56cb514c444c3400a52888f2f05c9a0b0430c7cd5b336c6d7c3b8d1

  • SSDEEP

    24576:8NV2pSdrMvP3ApiuTS9ei8jtytauDQBvlZ:vMEfciuRi8MQA8vl

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main payload 31 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 15 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.

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b670532dbe1f78e7479648c015756837_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b670532dbe1f78e7479648c015756837_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TdlHBc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp588C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3052
    • C:\Users\Admin\AppData\Local\Temp\b670532dbe1f78e7479648c015756837_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\b670532dbe1f78e7479648c015756837_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabA47B.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarA4BD.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp588C.tmp

    Filesize

    1KB

    MD5

    4a268824f40e94b1066f23f993a81462

    SHA1

    14a41b6c10dd586e615cd81b40046744789a3b48

    SHA256

    7238e30a6b3673190e2039752dd2d332c1ea1dea79dbfe21207e770a169419f6

    SHA512

    a7cfac6fefb1e92beed7e85c342d68e65e4e134ce69609b6fce7f38d8dd15eb624cd66c9ddfa4deadd262950bb2bbb54b5a9d8ee9accc220ac73eaac4056c716

  • memory/520-59-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-49-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-61-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-63-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-539-0x0000000002010000-0x0000000002054000-memory.dmp

    Filesize

    272KB

  • memory/520-16-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-17-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-15-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-23-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-26-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-18-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-47-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-55-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-69-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-79-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-77-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-75-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-53-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-71-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-67-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-65-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/520-21-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-30-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-73-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-51-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-45-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-43-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-41-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-39-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-37-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-35-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-31-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-57-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/520-33-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/2180-4-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

    Filesize

    4KB

  • memory/2180-3-0x0000000000520000-0x0000000000538000-memory.dmp

    Filesize

    96KB

  • memory/2180-6-0x00000000053F0000-0x00000000054BA000-memory.dmp

    Filesize

    808KB

  • memory/2180-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

    Filesize

    4KB

  • memory/2180-27-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2180-2-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2180-8-0x00000000054C0000-0x000000000556A000-memory.dmp

    Filesize

    680KB

  • memory/2180-7-0x0000000001D10000-0x0000000001D16000-memory.dmp

    Filesize

    24KB

  • memory/2180-5-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2180-1-0x0000000010440000-0x000000001053E000-memory.dmp

    Filesize

    1016KB