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Overview

overview

10

Static

static

3

6844118ed1...18.exe

windows7-x64

10

6844118ed1...18.exe

windows10-2004-x64

3

Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    23/07/2024, 16:09

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General

  • Target

    6844118ed1f61035f1211d783734e02e_JaffaCakes118.exe

  • Size

    556KB

  • MD5

    6844118ed1f61035f1211d783734e02e

  • SHA1

    ee565beb615b2eff461518896d1654f68bbaf127

  • SHA256

    909032ebbcec4dd9a982ea546b8b409ee8aebcf5199c51aa644dc56d2b8d3588

  • SHA512

    4ced682b6be91526ca2313154da302b9b271651d51a8cfb4b1f3f4135e07d07a2f4c005b73146f0c26911747491063f8ba2cee33bd1bd6319173fe2f10b7d1d2

  • SSDEEP

    12288:x7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:x7L1yMgcnOds44Fp2PWUDI8

Score
10/10
discoveryevasionpersistencespywarestealerupx

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Deletes itself 1 IoCs
  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 10 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 26 IoCs

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

    upx
  • Unexpected DNS network traffic destination 5 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application 2 TTPs 51 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 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

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

    discovery
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\csrss.exe
    %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
    1⤵
    • Executes dropped EXE
    • Suspicious use of UnmapMainImage
    PID:336
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies WinLogon for persistence
    PID:1380
    • C:\Users\Admin\AppData\Local\Temp\6844118ed1f61035f1211d783734e02e_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\6844118ed1f61035f1211d783734e02e_JaffaCakes118.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1148
      • C:\Users\Admin\NB4wr66jY4.exe
        C:\Users\Admin\NB4wr66jY4.exe
        3⤵
        • 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:2316
        • C:\Users\Admin\weagie.exe
          "C:\Users\Admin\weagie.exe"
          4⤵
          • 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:2680
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del NB4wr66jY4.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2784
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:3012
      • C:\Users\Admin\2xek.exe
        C:\Users\Admin\2xek.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2832
        • C:\Users\Admin\2xek.exe
          "C:\Users\Admin\2xek.exe"
          4⤵
          • Executes dropped EXE
          PID:2712
        • C:\Users\Admin\2xek.exe
          "C:\Users\Admin\2xek.exe"
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2620
        • C:\Users\Admin\2xek.exe
          "C:\Users\Admin\2xek.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2696
        • C:\Users\Admin\2xek.exe
          "C:\Users\Admin\2xek.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:2256
        • C:\Users\Admin\2xek.exe
          "C:\Users\Admin\2xek.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:2204
      • C:\Users\Admin\3xek.exe
        C:\Users\Admin\3xek.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2964
        • C:\Users\Admin\AppData\Local\22243bce\X
          *0*bc*cace97d*31.193.3.240:53
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:3068
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2144
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del 6844118ed1f61035f1211d783734e02e_JaffaCakes118.exe
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        PID:2112
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1776
  • C:\Windows\system32\DllHost.exe
    C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
    1⤵
      PID:2104

    Network

    MITRE ATT&CK Enterprise v15

    Reconnaissance

    Resource Development

    Initial Access

    Execution

    Persistence

    Boot or Logon Autostart Execution

    2
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Winlogon Helper DLL

    1
    T1547.004

    Privilege Escalation

    Boot or Logon Autostart Execution

    2
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Winlogon Helper DLL

    1
    T1547.004

    Defense Evasion

    Hide Artifacts

    1
    T1564

    Hidden Files and Directories

    1
    T1564.001

    Modify Registry

    3
    T1112

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Peripheral Device Discovery

    1
    T1120

    Process Discovery

    1
    T1057

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    System Location Discovery

    1
    T1614

    System Language Discovery

    1
    T1614.001

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Command and Control

    Exfiltration

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\NB4wr66jY4.exe
      Filesize

      224KB

      MD5

      5f3f430c5d00e2a2e4e1aae0e09078b9

      SHA1

      48a6be11c16e694c42fa0a0d05783177ba1c4adb

      SHA256

      b1799329b5f9bffacf98c4d5542dc7e1b4021e6b3b0970bc1aec0f6094e0d867

      SHA512

      3a41d2084d82a4aaeb6136c629f4dd84a813759570b3ffea2856e3358c2fb11fa19c4c6c5924f78cb0d1e297c7f928ecf4c019cafee15e1aa3fefa3eb05b0873

      Download Submit

    • C:\Windows\system32\consrv.dll
      Filesize

      29KB

      MD5

      1149c1bd71248a9d170e4568fb08df30

      SHA1

      6f77f183d65709901f476c5d6eebaed060a495f9

      SHA256

      c2dcf387cb4d218f50463338291e7db38afbdab9aab88fc54e7f9283df1792d1

      SHA512

      9e6eac8facb23b38552d37c9f3cb24098f871d2885ecb3630fcd0199c5600b12a42f095f9fbeb90e5632496491d46fd987660cdda695e92dc386bd482d3ff459

      Download Submit

    • \Users\Admin\2xek.exe
      Filesize

      164KB

      MD5

      c94ab34868ec4624e1e7e95e234a48ed

      SHA1

      b419f37f2fabdac6598cf59fbc505de59a51de77

      SHA256

      9772234bc94afb938998bf85c318dc800223993125e5ffa8dbe44a667ca71897

      SHA512

      e2f602193c89ec094956e427dbf586fc1f39c0c329067f140c0af6b21cdc080138f717721b83eae1315adbe78de12107903438c8153deaf93f319ebb265b74e5

      Download Submit

    • \Users\Admin\3xek.exe
      Filesize

      251KB

      MD5

      2ce19a9f18fc524fe115603b4ad9b9aa

      SHA1

      30b4c119d4b915826b020b12b7a6d5c7c5fd3c0e

      SHA256

      6fbf9cc7aea0d80f7706603a0b8b11938a9a0e34557adb18b711d08cec13d7a3

      SHA512

      c060d4c01799b6bd51947534359547c394d7f412d8edf2f3b3c6ac33ac13b66eee9503495cc5997ec9a4df162518422a5f4e13d75fe274baee1580d8e6a752b6

      Download Submit

    • \Users\Admin\AppData\Local\22243bce\X
      Filesize

      38KB

      MD5

      72de2dadaf875e2fd7614e100419033c

      SHA1

      5f17c5330e91a42daa9ff24c4aa602bd1a72bf6e

      SHA256

      c44993768a4dc5a58ddbfc9cb05ce2a7d3a0a56be45643d70a72bcf811b6c381

      SHA512

      e2520a53326a7d3b056e65d0cf60e9d823ffb34ca026cdddc7ea3a714f8396c53c37e13a887fc86a7dd7076c97fdfad53c3f5a68342ebc1bdec948c76bda8df3

      Download Submit

    • \Users\Admin\weagie.exe
      Filesize

      224KB

      MD5

      d9220d2bb56f9599f87dc969542005a9

      SHA1

      f18dd5a933dfc981128d6f7b12aaaae3aaccdc0e

      SHA256

      dbb3af2df1c7ff7f4726e6a1fc90ddbdc245234424af9973f436e840592a9b77

      SHA512

      3fa4f70faad57b715661398443fc8211124f9e3e91296df724a683758b660c72810098ab310ab282c015dcf10a99a5ced4b39c2a074bf4b37e38bc4c58ddc154

      Download Submit

    • \systemroot\assembly\tmp\{1B372133-BFFA-4dba-9CCF-5474BED6A9F6}
      Filesize

      2KB

      MD5

      6d03845f1d43e10908336ba602894baa

      SHA1

      e804767710e4c25c01705ca8290cbfc8ebe0ca0c

      SHA256

      523ee58ceeed3abcbc59b51f745ebfdf3bff774dd9792e3be0f3aeb63e8ab324

      SHA512

      632a2b6aed9dd21e35db28f131cf1c384eb4c553f3bbe05874ddbe6fa5fa9cbe2548033d420b057cad6d9e93b171c6baa4382194c151164ceb0fb924be29aa2b

      Download Submit

    • memory/336-118-0x0000000002520000-0x000000000252B000-memory.dmp

      Filesize

      44KB

      Download

    • memory/1380-125-0x0000000002DA0000-0x0000000002DAB000-memory.dmp

      Filesize

      44KB

      Download

    • memory/1380-134-0x0000000002DB0000-0x0000000002DBB000-memory.dmp

      Filesize

      44KB

      Download

    • memory/1380-133-0x0000000002DA0000-0x0000000002DAB000-memory.dmp

      Filesize

      44KB

      Download

    • memory/1380-103-0x0000000002D80000-0x0000000002D86000-memory.dmp

      Filesize

      24KB

      Download

    • memory/1380-107-0x0000000002D80000-0x0000000002D86000-memory.dmp

      Filesize

      24KB

      Download

    • memory/1380-111-0x0000000002D80000-0x0000000002D86000-memory.dmp

      Filesize

      24KB

      Download

    • memory/1380-129-0x0000000002DA0000-0x0000000002DAB000-memory.dmp

      Filesize

      44KB

      Download

    • memory/2204-79-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/2204-93-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/2204-75-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/2204-88-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/2204-85-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/2204-77-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/2204-82-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/2256-62-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2256-84-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2256-144-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2256-71-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2256-74-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2256-67-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2256-65-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2620-44-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2620-135-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2620-51-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2620-50-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2620-42-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2620-49-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2620-40-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2620-47-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/2696-69-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2696-64-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2696-56-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2696-61-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2696-59-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2696-54-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2696-139-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2696-52-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2712-38-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

      Download