Analysis

  • max time kernel
    150s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/09/2024, 18:50 UTC

General

  • Target

    ff28576faf913ed7fd0f6bdba2184b22_JaffaCakes118.exe

  • Size

    1003KB

  • MD5

    ff28576faf913ed7fd0f6bdba2184b22

  • SHA1

    08b28355671fde926080c2824cb0b68b165d0089

  • SHA256

    b2422272f72474d045eeec800b2e0d3399430257b6db650c4bdea222923afba3

  • SHA512

    1d9140320ea21a059d458937f493957bea589292f6cc85607cfd5fe2f8e2c078186c6aaad1b5079d591947131ce0ee8f01e7856ea48145885565832539d21ea4

  • SSDEEP

    24576:LKlaBa1sMMZvIniOzOhYT9ir68Gca4TP01I:WfWL2ntzMG9ir1PTYI

Malware Config

Signatures

  • MassLogger

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

  • MassLogger Main payload 5 IoCs
  • 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
  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 42 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
  • UPX packed file 4 IoCs

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

  • 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.

  • 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 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff28576faf913ed7fd0f6bdba2184b22_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ff28576faf913ed7fd0f6bdba2184b22_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4072
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:2500
      • C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe
        "C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:372
        • C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe
          "C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.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:4900
        • C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe
          "C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe" 2 4900 240621406
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1608

Network

  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    73.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    73.31.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    api.ipify.org
    sfhjhdkk.exe
    Remote address:
    8.8.8.8:53
    Request
    api.ipify.org
    IN A
    Response
    api.ipify.org
    IN A
    104.26.12.205
    api.ipify.org
    IN A
    172.67.74.152
    api.ipify.org
    IN A
    104.26.13.205
  • flag-us
    GET
    http://api.ipify.org/
    sfhjhdkk.exe
    Remote address:
    104.26.12.205:80
    Request
    GET / HTTP/1.1
    Host: api.ipify.org
    Connection: Keep-Alive
    Response
    HTTP/1.1 200 OK
    Date: Sun, 29 Sep 2024 18:50:23 GMT
    Content-Type: text/plain
    Content-Length: 13
    Connection: keep-alive
    Vary: Origin
    CF-Cache-Status: DYNAMIC
    Server: cloudflare
    CF-RAY: 8cae2897edb663ca-LHR
  • flag-us
    DNS
    205.12.26.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    205.12.26.104.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    28.118.140.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    28.118.140.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    209.205.72.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    209.205.72.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    197.87.175.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    197.87.175.4.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    15.164.165.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    15.164.165.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    240.221.184.93.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.221.184.93.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    31.243.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    31.243.111.52.in-addr.arpa
    IN PTR
    Response
  • 104.26.12.205:80
    http://api.ipify.org/
    http
    sfhjhdkk.exe
    339 B
    401 B
    6
    4

    HTTP Request

    GET http://api.ipify.org/

    HTTP Response

    200
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
    90 B
    1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

  • 8.8.8.8:53
    58.55.71.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    58.55.71.13.in-addr.arpa

  • 8.8.8.8:53
    172.210.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.210.232.199.in-addr.arpa

  • 8.8.8.8:53
    73.31.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    73.31.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    api.ipify.org
    dns
    sfhjhdkk.exe
    59 B
    107 B
    1
    1

    DNS Request

    api.ipify.org

    DNS Response

    104.26.12.205
    172.67.74.152
    104.26.13.205

  • 8.8.8.8:53
    205.12.26.104.in-addr.arpa
    dns
    72 B
    134 B
    1
    1

    DNS Request

    205.12.26.104.in-addr.arpa

  • 8.8.8.8:53
    28.118.140.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    28.118.140.52.in-addr.arpa

  • 8.8.8.8:53
    209.205.72.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    209.205.72.20.in-addr.arpa

  • 8.8.8.8:53
    197.87.175.4.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    197.87.175.4.in-addr.arpa

  • 8.8.8.8:53
    15.164.165.52.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    15.164.165.52.in-addr.arpa

  • 8.8.8.8:53
    240.221.184.93.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    240.221.184.93.in-addr.arpa

  • 8.8.8.8:53
    31.243.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    31.243.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe

    Filesize

    1003KB

    MD5

    ff28576faf913ed7fd0f6bdba2184b22

    SHA1

    08b28355671fde926080c2824cb0b68b165d0089

    SHA256

    b2422272f72474d045eeec800b2e0d3399430257b6db650c4bdea222923afba3

    SHA512

    1d9140320ea21a059d458937f493957bea589292f6cc85607cfd5fe2f8e2c078186c6aaad1b5079d591947131ce0ee8f01e7856ea48145885565832539d21ea4

  • memory/372-26-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

  • memory/372-12-0x00000000007C0000-0x00000000007C1000-memory.dmp

    Filesize

    4KB

  • memory/372-13-0x0000000000810000-0x0000000000820000-memory.dmp

    Filesize

    64KB

  • memory/372-15-0x0000000002320000-0x0000000002321000-memory.dmp

    Filesize

    4KB

  • memory/1608-57-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

  • memory/2500-5-0x0000000001260000-0x0000000001261000-memory.dmp

    Filesize

    4KB

  • memory/4072-1-0x00000000021C0000-0x00000000021D0000-memory.dmp

    Filesize

    64KB

  • memory/4072-3-0x0000000002230000-0x0000000002231000-memory.dmp

    Filesize

    4KB

  • memory/4072-4-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

  • memory/4072-0-0x0000000002160000-0x0000000002161000-memory.dmp

    Filesize

    4KB

  • memory/4900-23-0x0000000000A40000-0x0000000000ADA000-memory.dmp

    Filesize

    616KB

  • memory/4900-41-0x0000000004C40000-0x0000000004C84000-memory.dmp

    Filesize

    272KB

  • memory/4900-24-0x0000000000A40000-0x0000000000ADA000-memory.dmp

    Filesize

    616KB

  • memory/4900-19-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/4900-20-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/4900-39-0x0000000004CC0000-0x0000000005264000-memory.dmp

    Filesize

    5.6MB

  • memory/4900-40-0x0000000004B80000-0x0000000004C1C000-memory.dmp

    Filesize

    624KB

  • memory/4900-21-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/4900-42-0x00000000052B0000-0x0000000005316000-memory.dmp

    Filesize

    408KB

  • memory/4900-43-0x0000000005460000-0x00000000054F2000-memory.dmp

    Filesize

    584KB

  • memory/4900-44-0x0000000006750000-0x000000000675A000-memory.dmp

    Filesize

    40KB

  • memory/4900-45-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/4900-47-0x0000000006790000-0x00000000067E0000-memory.dmp

    Filesize

    320KB

  • memory/4900-48-0x00000000067F0000-0x0000000006804000-memory.dmp

    Filesize

    80KB

  • memory/4900-16-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

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