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Overview

overview

10

Static

static

3

8daa8d5d9e...18.exe

windows7-x64

10

8daa8d5d9e...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 06:28

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General

  • Target

    8daa8d5d9ee0fbf93fdf60435d60d0d3_JaffaCakes118.exe

  • Size

    460KB

  • MD5

    8daa8d5d9ee0fbf93fdf60435d60d0d3

  • SHA1

    6bab26b5931fb3127ec12c85c311c1aea248d3f6

  • SHA256

    927da89a8d07a6c470479e23f8716a960d66ed84388a5c8ac4c752087074feed

  • SHA512

    9ebd580fc68b94cfb6f457601c3323ea249285cc84d91fb52d82b785c27b0c48e64b39d41f00180172a53629f203ae7f12d6d572d98901160c49d3d5d99e85b8

  • SSDEEP

    12288:rlSt6oIHNOhU5O5TYo4XqTig5GSR9CClDDL:rlSt69HNx6T/5xT

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 IoCs
  • UPX packed file 4 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 52 IoCs
    persistence
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
    discovery
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8daa8d5d9ee0fbf93fdf60435d60d0d3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8daa8d5d9ee0fbf93fdf60435d60d0d3_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3584
    • C:\Users\Admin\iBdqphzke5.exe
      C:\Users\Admin\iBdqphzke5.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3256
      • C:\Users\Admin\saipoaq.exe
        "C:\Users\Admin\saipoaq.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:3068
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del iBdqphzke5.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1936
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4836
    • C:\Users\Admin\astat.exe
      C:\Users\Admin\astat.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5004
      • C:\Users\Admin\astat.exe
        "C:\Users\Admin\astat.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:3508
    • C:\Users\Admin\dstat.exe
      C:\Users\Admin\dstat.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2028
    • C:\Users\Admin\fstat.exe
      C:\Users\Admin\fstat.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
          PID:2752
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del 8daa8d5d9ee0fbf93fdf60435d60d0d3_JaffaCakes118.exe
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4852
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4420
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4264,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=1964 /prefetch:8
      1⤵
        PID:1352

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads

      • C:\Users\Admin\astat.exe
        Filesize

        60KB

        MD5

        87c6498966e3f85fac743c89050aa312

        SHA1

        05c165c34cbfa14e4925c33ace81992b0f50a2b5

        SHA256

        30c8328585e41968aff773da16cedbe590dcefd293c7fa74a69c557ecbf2c3c5

        SHA512

        740f7159ee78f73e57c92e583b8c4f97c5dd49b68b9c321da976d7e318819daa28e8dfc76e95e1e3ccee643dc464324c40b481d1849863e287d826adb577b420

        Download Submit

      • C:\Users\Admin\dstat.exe
        Filesize

        36KB

        MD5

        b6da847084e39e0cecf175c32c91b4bb

        SHA1

        fbfd9494fabed5220cdf01866ff088fe7adc535b

        SHA256

        065781e8a55cf59cb926d5950e0039e19b50b1e081023404fbff4d7a32fc9cbe

        SHA512

        59d372ea36904cd48c99f2f34740c22004b35c5e5dada2417813b0463292af19e4aa5ba4552cc443da373e40ba03a1f7906019a567806806f5972c202a31d9d2

        Download Submit

      • C:\Users\Admin\fstat.exe
        Filesize

        271KB

        MD5

        34353cf7e1d1b10bcbbcae0745110535

        SHA1

        2fb471681daac6f6d66477b7772025da4f58c508

        SHA256

        b2d7a66e2d10d8943e48d6f3ad75237ff379e82ab0101a620406c4569be1d959

        SHA512

        7404f82abfabd21d6f2a88b55f6f0ff886bb0a1f16a9d45c6883d74daa26451f862a10a78646c549c3a3264ba4bd9fb44949d470493af895973dd05a0ec311e6

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      • C:\Users\Admin\iBdqphzke5.exe
        Filesize

        244KB

        MD5

        a4cdb62cf4866a17e742e7e9cc73d237

        SHA1

        30d94f8e872455ac569949ac4c768d0a0cdfbba7

        SHA256

        c741d649bf5b72fbe97470820ce994ce29b153baae14af10c3a2a9adc3098b32

        SHA512

        c4447f95565d3e5dc0ef7712382325280bedf127ac682f85f4043b586afb4188633f2c73277595eb31fe45d992107492f42c82a71f448286a9cb8fac4bfb3671

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      • C:\Users\Admin\saipoaq.exe
        Filesize

        244KB

        MD5

        0d1678919e754462d62e562116c2013e

        SHA1

        d7e885860a19c491f545ac84980865f1e90b8fb5

        SHA256

        4f8f14929c30302a685b4c4d20955ddc3d2b581f75929beae4e4e42fe6afe0ac

        SHA512

        ed2ab2d4fe2ca78c3ad4dfbdb727c41fb70e5251291f6ebcb5a055ceeb41e19112049a03046d70371dde8bd5816f6ddeab6a21d03f524154d55da213bef94cdd

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      • memory/1672-76-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

        Download

      • memory/3508-42-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

        Download

      • memory/3508-45-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

        Download

      • memory/3508-46-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

        Download

      • memory/3508-48-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

        Download