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Overview

overview

10

Static

static

3

ee649b7acb...18.exe

windows7-x64

10

ee649b7acb...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 20:45

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General

  • Target

    ee649b7acba8f8160465f0667c321927_JaffaCakes118.exe

  • Size

    212KB

  • MD5

    ee649b7acba8f8160465f0667c321927

  • SHA1

    fc4c882267bf6037212c8523d4dbc2e4276d3bf0

  • SHA256

    9a080eaab2e59991ae8cc971b2f6f2d81760db83484b5a365b5c816d19d89931

  • SHA512

    68c17cf13862c2f72b5a29885052efdf4e76ed92f95ca6550adc6ef2ad7ca1ec7ba3f98509055d4854285e4adb3c68bb7e0b07a258489cb8191d545a80ad81f3

  • SSDEEP

    6144:2c9kfgNnCYP40Xf/9PJR8WjN4VRNuX/hYH:BWfgIanlJ2YGVG/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 27 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\ee649b7acba8f8160465f0667c321927_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee649b7acba8f8160465f0667c321927_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2676
    • 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:2724
      • C:\Users\Admin\huuka.exe
        "C:\Users\Admin\huuka.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:2684
      • 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:2712
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2788
    • 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:1648
      • 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:1696
      • C:\Users\Admin\2sek.exe
        "C:\Users\Admin\2sek.exe"
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Suspicious behavior: EnumeratesProcesses
        PID:2664
      • 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:2952
      • 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:3048
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c tasklist&&del ee649b7acba8f8160465f0667c321927_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2452

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\huuka.exe
    Filesize

    196KB

    MD5

    1350771dfa3b107be6108f37f1fe5afa

    SHA1

    c67b4a4a2f16df360d27419a43ef39cf95ea595b

    SHA256

    5a6cc23c4c0e4bd3472a7f9dbb1f41f4820184c1d31a66e7840e59a82c517273

    SHA512

    cfc0a41c6026d029956d272a9c2b7ad2442e71be60bd05389a681a7c52c38088771aa9924d87f9eb15184142692bb9b06e423197dd578ac72ad33278d53aadf0

    Download Submit

  • memory/1696-47-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-51-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-48-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-45-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-44-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1696-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-40-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-103-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1696-94-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/2664-59-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2664-61-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2664-63-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2664-62-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2664-56-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2664-95-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2664-52-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2664-55-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2952-74-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2952-66-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2952-64-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2952-73-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2952-75-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2952-96-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2952-68-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/3048-78-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3048-88-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3048-93-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3048-87-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3048-85-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3048-80-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3048-82-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download