Overview

overview

10

Static

static

3

627f3cba7a...18.exe

windows7-x64

10

627f3cba7a...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    21-05-2024 07:26

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General

  • Target

    627f3cba7a3abb0d2a5cbee34640021d_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    627f3cba7a3abb0d2a5cbee34640021d

  • SHA1

    dba764c03b1aca0bc6d6ba120a50d156aba1b903

  • SHA256

    3e4fac54cce7264dd495969574e418f0ee9a600285f68e51cfd661391626f376

  • SHA512

    53d9d4d95969980c1e75f05a542cd7ca58841e18a89befc43733b61f87c2d6be93765b071267938aa08581534635d1e6c12bae6934b68dc1f73254e601dab937

  • SSDEEP

    12288:WDb7BqrErn/mxx7E6vMJaxKwWoFJm6y2o/Yc4/P2x1AFpvQ0jlG43d0vYQRHpr0z:WFBrny7d7eqq2Z32qo0G4WjJphEDoRKz

Score
10/10
massloggercollectionspywarestealerupx

Malware Config

Signatures

  • MassLogger

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

    stealerspywaremasslogger
  • MassLogger Main payload 6 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
  • 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
  • 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\627f3cba7a3abb0d2a5cbee34640021d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\627f3cba7a3abb0d2a5cbee34640021d_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe
        "C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2992
        • C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe
          "C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • 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:1608
        • C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe
          "C:\Users\Admin\AppData\Roaming\appdata\bjsbjsf.exe" 2 1608 259396153
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:2660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    1.1MB

    MD5

    627f3cba7a3abb0d2a5cbee34640021d

    SHA1

    dba764c03b1aca0bc6d6ba120a50d156aba1b903

    SHA256

    3e4fac54cce7264dd495969574e418f0ee9a600285f68e51cfd661391626f376

    SHA512

    53d9d4d95969980c1e75f05a542cd7ca58841e18a89befc43733b61f87c2d6be93765b071267938aa08581534635d1e6c12bae6934b68dc1f73254e601dab937

    Download Submit

  • memory/1608-23-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/1608-29-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/1608-27-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/1608-60-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/1608-26-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/1608-47-0x0000000004A50000-0x0000000004A94000-memory.dmp

    Filesize

    272KB

    Download

  • memory/1608-30-0x0000000001E20000-0x0000000001EBA000-memory.dmp

    Filesize

    616KB

    Download

  • memory/1608-31-0x0000000001E20000-0x0000000001EBA000-memory.dmp

    Filesize

    616KB

    Download

  • memory/1608-33-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/1608-49-0x0000000005E20000-0x0000000005E34000-memory.dmp

    Filesize

    80KB

    Download

  • memory/1640-7-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1640-4-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2232-3-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2232-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2232-2-0x0000000000280000-0x0000000000290000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2232-6-0x0000000000400000-0x0000000000517000-memory.dmp

    Filesize

    1.1MB

    Download

  • memory/2232-1-0x0000000000280000-0x0000000000290000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2660-61-0x0000000000400000-0x0000000000517000-memory.dmp

    Filesize

    1.1MB

    Download

  • memory/2992-18-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2992-32-0x0000000000400000-0x0000000000517000-memory.dmp

    Filesize

    1.1MB

    Download