Analysis

  • max time kernel
    76s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    28-07-2024 03:15

General

  • Target

    06e71fb216b8d16cd14f5bc7338789f4_JaffaCakes118.exe

  • Size

    858KB

  • MD5

    06e71fb216b8d16cd14f5bc7338789f4

  • SHA1

    7e0f65cd9bded5c073b869eb53a2b83661f85717

  • SHA256

    7d46a9b93fbb4dd08714ff19e94f51dcf4ad1961fee1c5750d069c9b6e4f78a2

  • SHA512

    86f6d547695cd0b2070e5bdb9a38d5d2636816ac7883b3f19fc67547ebd8853a08bc21e03e63b2f566694421401318daad9498f64a5e10a7249617f63ac65e06

  • SSDEEP

    12288:RfgEO9KPlwijZqe5J93NHrnDfFt4tqUSNbS11Qu8YjglyCKf/ugKk/kO79:BgowkH5J93NHPfFaqUme1Cu8ygsbfMO

Malware Config

Signatures

  • MassLogger

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

  • MassLogger Main payload 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 35 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Scheduled Task/Job: Scheduled Task 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06e71fb216b8d16cd14f5bc7338789f4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\06e71fb216b8d16cd14f5bc7338789f4_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2244
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qDXoRplxNuItFA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB396.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2840
    • C:\Users\Admin\AppData\Local\Temp\06e71fb216b8d16cd14f5bc7338789f4_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\06e71fb216b8d16cd14f5bc7338789f4_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB396.tmp

    Filesize

    1KB

    MD5

    c73abef805f53a5ddf4c0e915f0138b0

    SHA1

    de3555616f92a065245372b3f4b013555c4574f0

    SHA256

    cd2c1bab7209fb1315bcad8d8593f157fafa2371a915fcf219bb2dacc2113c88

    SHA512

    9be7c45e83071ec0198c6973693bedabb4f13246e739445baaa4c0f822460a0aaa40174e8942d9dfaa891a10c1408fa1b02036526913b037cca9eceb1708952b

  • memory/2244-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/2244-1-0x0000000000D50000-0x0000000000E2C000-memory.dmp

    Filesize

    880KB

  • memory/2244-2-0x0000000000740000-0x0000000000748000-memory.dmp

    Filesize

    32KB

  • memory/2244-3-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2244-4-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/2244-5-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2244-6-0x0000000005510000-0x00000000055CC000-memory.dmp

    Filesize

    752KB

  • memory/2244-7-0x0000000004B80000-0x0000000004C1C000-memory.dmp

    Filesize

    624KB

  • memory/2244-28-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-23-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2640-26-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2640-27-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-18-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2640-21-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2640-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2640-17-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2640-15-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2640-29-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-13-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2640-30-0x00000000005C0000-0x0000000000604000-memory.dmp

    Filesize

    272KB

  • memory/2640-32-0x0000000000D00000-0x0000000000D14000-memory.dmp

    Filesize

    80KB

  • memory/2640-43-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB