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Overview

overview

10

Static

static

3

7109966900...18.exe

windows7-x64

10

7109966900...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25/07/2024, 20:07

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General

  • Target

    71099669004fa2c2a560e2f652440d15_JaffaCakes118.exe

  • Size

    212KB

  • MD5

    71099669004fa2c2a560e2f652440d15

  • SHA1

    213a41b3986c1efb7cb744fbfb78b8e544f10848

  • SHA256

    650563df0e5028a45d6327d9d7391842d0a1e7354ce8a0c115796dc8489015b5

  • SHA512

    fd662e9493d7fceb8263bd10a823261a580c463ebdea06319dd4072390b8c1ed98aaad494f7578fa68249a24fc3213719d1e2c0ed975ef168a5e090899632dd2

  • SSDEEP

    6144:Jc9kfgNnCYP40Xf/9PJR8WjN4VRNuX/hYH:6WfgIanlJ2YGVG/qH

Score
10/10
discoveryevasionpersistencespywarestealerupx

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Deletes itself 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 6 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 29 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 52 IoCs
    persistence
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
    discovery
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

    discovery
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71099669004fa2c2a560e2f652440d15_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\71099669004fa2c2a560e2f652440d15_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\GgFSv45ag9.exe
      C:\Users\Admin\GgFSv45ag9.exe /k
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:304
      • C:\Users\Admin\wouidef.exe
        "C:\Users\Admin\wouidef.exe"
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2768
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del GgFSv45ag9.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2092
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2796
    • C:\Users\Admin\2sek.exe
      C:\Users\Admin\2sek.exe /k
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3020
      • C:\Users\Admin\2sek.exe
        "C:\Users\Admin\2sek.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:884
      • C:\Users\Admin\2sek.exe
        "C:\Users\Admin\2sek.exe"
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Suspicious behavior: EnumeratesProcesses
        PID:2676
      • C:\Users\Admin\2sek.exe
        "C:\Users\Admin\2sek.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2516
      • C:\Users\Admin\2sek.exe
        "C:\Users\Admin\2sek.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1976
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c tasklist&&del 71099669004fa2c2a560e2f652440d15_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2044
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2948

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\2sek.exe
    Filesize

    108KB

    MD5

    bca98fa2b625ebabf773907c1044dd93

    SHA1

    81b71773c0fef30105b08964673c3b975da78da9

    SHA256

    bda9ed294d3cd361fb644135957428936551fc67bd39c4c349108cf91e898b4a

    SHA512

    50b9bd135790956083e7d69513901c693ec118566ad29d2efc3d50fa11746a9f7940737c051376396ad729ac837ade2657b0dd4d8eda2a808aa02679c15e03f8

    Download Submit

  • \Users\Admin\GgFSv45ag9.exe
    Filesize

    196KB

    MD5

    79055ff61d38d791e0deae4c4080ad06

    SHA1

    95bab7c059121bea8be2627f6205f06a7c43415d

    SHA256

    beac44989153cc9da78c3e1b0d0154ecd60df696407f75f4acf355716fbe0941

    SHA512

    59d11260a28e9a681135400bbd8de225c245dad0092296d65e746d557ecc222fe5217a9783c544fb5d86ce1d7baac3e0226e9ce711ef710ed200ac1b106b74a3

    Download Submit

  • \Users\Admin\wouidef.exe
    Filesize

    196KB

    MD5

    c0f114f9104953e9a02c0333f38fd0fa

    SHA1

    aecf27973b85a01127a4503d7afcb50c451faa77

    SHA256

    a2753a8e35d442f7d144f54820c658b6c1c60e1516bc41055bd7bce003aabbba

    SHA512

    d4a08cfbbaf06a08440bf30503f3a097733c33a65171cda27e09e98d6a5ed170b5c62c354f99a59f91efcf53e8fd3cbe22781b778b965dc6304935ce2177c019

    Download Submit

  • memory/884-44-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/884-47-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-45-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-48-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-40-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-51-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-101-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-98-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/884-95-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1976-85-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1976-78-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1976-94-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1976-88-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1976-80-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1976-82-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1976-87-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1976-91-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2516-77-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2516-64-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2516-66-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2516-71-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2516-73-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2516-68-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2516-74-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2676-52-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2676-62-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2676-56-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2676-55-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2676-59-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2676-96-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2676-61-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2676-63-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download