Resubmissions

13-10-2024 20:00

241013-yrfemazeqm 10

08-10-2024 01:41

241008-b4e83awgqa 10

22-08-2024 23:22

240822-3czl6svhqr 10

Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22-08-2024 23:22

General

  • Target

    b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe

  • Size

    888KB

  • MD5

    b977a9f58910d5b0c1eb2501089b3d84

  • SHA1

    1bc0e60b3397560414c1f0dbbe9b716b83b1685d

  • SHA256

    619ae9f6605a4c01851999c358172385764b50bb32abbe80f2d3ed341807c137

  • SHA512

    f22033bc480c5bc5b52986b91b66fbf2443dfec1b2399a2b7e1f097991dfbffec07e52c8e7f4bb998c8cda34526b96f300387db36cea2eecfb33f9c832e6e1cf

  • SSDEEP

    24576:Uww2Y8ILo2jFk4Y+7801MqdGT6GTL8nLneWVE58QbgK0PWtt2:Uw9UI+A0uV6GTyLnetgK3tt

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_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:1900
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YrDIJR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3A23.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2628
    • C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe"
      2⤵
        PID:2324
      • C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_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:276

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp3A23.tmp

      Filesize

      1KB

      MD5

      03d4e2fcabcf63a0173bb40650a04a24

      SHA1

      a16714ee7c48b9fb9286d61727c831c740031c2f

      SHA256

      258344001b4b419672994db8217d60b93e41e6dfd4e38d8e22c36b28566517bc

      SHA512

      e9c77debeec3f8b43a7818a43cf9526857de08d19f2e8648b50f44e37d8f2601268ff3da4fef5859d57425676e7b067b0735b2b8b34ecfe77071cc665a976412

    • memory/276-29-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/276-31-0x0000000074750000-0x0000000074E3E000-memory.dmp

      Filesize

      6.9MB

    • memory/276-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/276-35-0x0000000074750000-0x0000000074E3E000-memory.dmp

      Filesize

      6.9MB

    • memory/276-20-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/276-32-0x00000000003B0000-0x00000000003F4000-memory.dmp

      Filesize

      272KB

    • memory/276-26-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/276-30-0x0000000074750000-0x0000000074E3E000-memory.dmp

      Filesize

      6.9MB

    • memory/276-18-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/276-24-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/276-37-0x0000000000CA0000-0x0000000000CB4000-memory.dmp

      Filesize

      80KB

    • memory/276-34-0x0000000074750000-0x0000000074E3E000-memory.dmp

      Filesize

      6.9MB

    • memory/276-14-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/276-16-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/1900-1-0x0000000001180000-0x0000000001264000-memory.dmp

      Filesize

      912KB

    • memory/1900-8-0x0000000004DF0000-0x0000000004E8C000-memory.dmp

      Filesize

      624KB

    • memory/1900-2-0x0000000000390000-0x00000000003A8000-memory.dmp

      Filesize

      96KB

    • memory/1900-0-0x000000007475E000-0x000000007475F000-memory.dmp

      Filesize

      4KB

    • memory/1900-7-0x00000000005B0000-0x00000000005B6000-memory.dmp

      Filesize

      24KB

    • memory/1900-6-0x0000000005720000-0x00000000057DC000-memory.dmp

      Filesize

      752KB

    • memory/1900-33-0x0000000074750000-0x0000000074E3E000-memory.dmp

      Filesize

      6.9MB

    • memory/1900-5-0x0000000074750000-0x0000000074E3E000-memory.dmp

      Filesize

      6.9MB

    • memory/1900-4-0x000000007475E000-0x000000007475F000-memory.dmp

      Filesize

      4KB

    • memory/1900-3-0x0000000074750000-0x0000000074E3E000-memory.dmp

      Filesize

      6.9MB