Overview

overview

10

Static

static

3

cf36d5338e...18.exe

windows7-x64

10

cf36d5338e...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    06-09-2024 09:23

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General

  • Target

    cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe

  • Size

    1004KB

  • MD5

    cf36d5338ec6c2f3c4eca0643600b0f2

  • SHA1

    749169f34f30016891cc6a41884d5c2e376ebeef

  • SHA256

    fac6b2bb9719301eba87f49b5131f9b372265e6445f9a4f2d0ccb11b591ef436

  • SHA512

    e532c64d7f98d76280b887d99666368245a43c0fbe64665274c7ac7ab60cb4312c6eecd0aef1c8ac055670caa52f3d874f5eda320fd54db368b21170b85b1a23

  • SSDEEP

    24576:vKlaBa1sMMZvIniOzOhbdCEXBR4UjXuU917ZOBUVOYddp:yfWL2ntzMfXHjXu+HDVOYfp

Score
10/10
massloggercollectioncredential_accessdiscoveryspywarestealerupx

Malware Config

Signatures

  • MassLogger

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

    stealerspywaremasslogger
  • MassLogger Main payload 8 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

    credential_accessstealer
  • 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 3 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
    collection
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

    discovery
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cf36d5338ec6c2f3c4eca0643600b0f2_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe
        "C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:3028
        • C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe
          "C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:2856
        • C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe
          "C:\Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe" 2 2856 259420973
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:2728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\appdata\hfjshjhsk.exe
    Filesize

    1004KB

    MD5

    cf36d5338ec6c2f3c4eca0643600b0f2

    SHA1

    749169f34f30016891cc6a41884d5c2e376ebeef

    SHA256

    fac6b2bb9719301eba87f49b5131f9b372265e6445f9a4f2d0ccb11b591ef436

    SHA512

    e532c64d7f98d76280b887d99666368245a43c0fbe64665274c7ac7ab60cb4312c6eecd0aef1c8ac055670caa52f3d874f5eda320fd54db368b21170b85b1a23

    Download Submit

  • memory/2728-53-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/2736-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2736-1-0x0000000000530000-0x0000000000540000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2736-2-0x0000000000530000-0x0000000000540000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2736-3-0x0000000001E10000-0x0000000001E11000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2736-6-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/2848-4-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2848-7-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2856-34-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-46-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-32-0x0000000000590000-0x000000000062A000-memory.dmp

    Filesize

    616KB

    Download

  • memory/2856-55-0x0000000005B50000-0x0000000005B64000-memory.dmp

    Filesize

    80KB

    Download

  • memory/2856-33-0x0000000000590000-0x000000000062A000-memory.dmp

    Filesize

    616KB

    Download

  • memory/2856-31-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-30-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-51-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-28-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-47-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-24-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/2856-50-0x0000000002170000-0x00000000021B4000-memory.dmp

    Filesize

    272KB

    Download

  • memory/3028-29-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/3028-18-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3028-21-0x0000000001F30000-0x0000000001F31000-memory.dmp

    Filesize

    4KB

    Download