Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2024 22:01

General

  • Target

    e87a68565079ec9337b38daf24abb7ed_JaffaCakes118.exe

  • Size

    567KB

  • MD5

    e87a68565079ec9337b38daf24abb7ed

  • SHA1

    37cc35d9cdf9b1b372c9b6798fc01fa4b320639c

  • SHA256

    0734e46043e3b7a82176386c4c8d5f572fb9673c94d4047a370a25c1035c87ce

  • SHA512

    6f3f6ba6f26f10b942db0d002487f356bdc9045cf312d46a55b7f31343eac9599be43bb8eb2fd35cae9ca3a2fa895384fc88f3d97780fad33d9b866c08c8eb23

  • SSDEEP

    6144:sYLtsu1F9czs6SNy1bveBJIMPlYkZmOgSnMA4Csn7OiiqLIKu3G8qyWg+RB:L1F9czs6WyCJ/PlBnp/mIv3yyW

Malware Config

Signatures

  • ISR Stealer

    ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

  • ISR Stealer payload 4 IoCs
  • Isrstealer family
  • Detected Nirsoft tools 1 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 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 accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 8 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e87a68565079ec9337b38daf24abb7ed_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e87a68565079ec9337b38daf24abb7ed_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\intreheq\pingoere.exe.lnk " /f
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        PID:2404
    • C:\Users\Admin\AppData\Local\Temp\svhost.exe
      "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2428
      • C:\Users\Admin\AppData\Local\Temp\svhost.exe
        /scomma "C:\Users\Admin\AppData\Local\Temp\oTaND3jSdy.ini"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2836
      • C:\Users\Admin\AppData\Local\Temp\svhost.exe
        /scomma "C:\Users\Admin\AppData\Local\Temp\FWu9P5MZ1s.ini"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:2660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\intreheq\pingoere.exe

    Filesize

    567KB

    MD5

    e87a68565079ec9337b38daf24abb7ed

    SHA1

    37cc35d9cdf9b1b372c9b6798fc01fa4b320639c

    SHA256

    0734e46043e3b7a82176386c4c8d5f572fb9673c94d4047a370a25c1035c87ce

    SHA512

    6f3f6ba6f26f10b942db0d002487f356bdc9045cf312d46a55b7f31343eac9599be43bb8eb2fd35cae9ca3a2fa895384fc88f3d97780fad33d9b866c08c8eb23

  • C:\Users\Admin\AppData\Local\Temp\oTaND3jSdy.ini

    Filesize

    5B

    MD5

    d1ea279fb5559c020a1b4137dc4de237

    SHA1

    db6f8988af46b56216a6f0daf95ab8c9bdb57400

    SHA256

    fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba

    SHA512

    720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3

  • \Users\Admin\AppData\Local\Temp\svhost.exe

    Filesize

    54KB

    MD5

    0f01571a3e4c71eb4313175aae86488e

    SHA1

    2ba648afe2cd52edf5f25e304f77d457abf7ac0e

    SHA256

    8cc51c4c2efc8c6a401aa83a0aeced0925d5d9d2a43192f35561893cdf704022

    SHA512

    159dfbb7d385bf92f4fc48ca389b89d69f6c2616e90dfa056e725d7da78a3702694a28f9c5cab7b55adc4d4dbd7bfe5d272c8b1c9931e3ac95f6326d74576794

  • memory/2368-0-0x0000000074011000-0x0000000074012000-memory.dmp

    Filesize

    4KB

  • memory/2368-1-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2368-2-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2368-30-0x0000000074010000-0x00000000745BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2428-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2428-34-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2428-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2428-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2428-40-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2428-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2428-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2660-39-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2660-38-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2660-36-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2836-24-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2836-32-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2836-29-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2836-27-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2836-28-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB