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Overview

overview

10

Static

static

3

62817673f5...18.exe

windows7-x64

10

62817673f5...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/07/2024, 08:28

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General

  • Target

    62817673f594c20807a1304fb6e9eb45_JaffaCakes118.exe

  • Size

    556KB

  • MD5

    62817673f594c20807a1304fb6e9eb45

  • SHA1

    4a3fef6acfb5d799e090d0bd2dbcbedf84a48af7

  • SHA256

    d93678f190a1256682c92c4d2fd1f1e84da6e8083ecd18e2c8dd8bf8c4c762cc

  • SHA512

    0a09f9be4bc1e1c86d9b011e55f674be7a1fa9233273238839a247c31815e8862d3500bdfb3553c5cff344b7ec4bfde412517f7447767a0f311b2259f5634769

  • SSDEEP

    12288:u7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:u7L1yMgcnOds44Fp2PWUDI8

Score
10/10
evasionpersistencespywarestealerupx

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 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 17 IoCs

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

    upx
  • Unexpected DNS network traffic destination 2 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 53 IoCs
    persistence
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62817673f594c20807a1304fb6e9eb45_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\62817673f594c20807a1304fb6e9eb45_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\Users\Admin\NB4wr66jY4.exe
      C:\Users\Admin\NB4wr66jY4.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2552
      • C:\Users\Admin\weoeqic.exe
        "C:\Users\Admin\weoeqic.exe"
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2948
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del NB4wr66jY4.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1936
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:2160
    • C:\Users\Admin\2xek.exe
      C:\Users\Admin\2xek.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1064
      • C:\Users\Admin\2xek.exe
        "C:\Users\Admin\2xek.exe"
        3⤵
        • Executes dropped EXE
        PID:1296
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 80
          4⤵
          • Program crash
          PID:4728
      • C:\Users\Admin\2xek.exe
        "C:\Users\Admin\2xek.exe"
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Suspicious behavior: EnumeratesProcesses
        PID:4004
      • C:\Users\Admin\2xek.exe
        "C:\Users\Admin\2xek.exe"
        3⤵
        • Executes dropped EXE
        PID:2676
      • C:\Users\Admin\2xek.exe
        "C:\Users\Admin\2xek.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:1732
      • C:\Users\Admin\2xek.exe
        "C:\Users\Admin\2xek.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:3484
    • C:\Users\Admin\3xek.exe
      C:\Users\Admin\3xek.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1160
      • C:\Users\Admin\AppData\Local\bd7e18ae\X
        *0*bc*b7ff573a*31.193.3.240:53
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:424
        • C:\Windows\explorer.exe
          "C:\Windows\explorer.exe"
          4⤵
          • Modifies registry class
          PID:2124
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del 62817673f594c20807a1304fb6e9eb45_JaffaCakes118.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4252
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:3892
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1296 -ip 1296
    1⤵
      PID:4892

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads

    • C:\Users\Admin\2xek.exe
      Filesize

      164KB

      MD5

      c94ab34868ec4624e1e7e95e234a48ed

      SHA1

      b419f37f2fabdac6598cf59fbc505de59a51de77

      SHA256

      9772234bc94afb938998bf85c318dc800223993125e5ffa8dbe44a667ca71897

      SHA512

      e2f602193c89ec094956e427dbf586fc1f39c0c329067f140c0af6b21cdc080138f717721b83eae1315adbe78de12107903438c8153deaf93f319ebb265b74e5

      Download Submit

    • C:\Users\Admin\3xek.exe
      Filesize

      251KB

      MD5

      2ce19a9f18fc524fe115603b4ad9b9aa

      SHA1

      30b4c119d4b915826b020b12b7a6d5c7c5fd3c0e

      SHA256

      6fbf9cc7aea0d80f7706603a0b8b11938a9a0e34557adb18b711d08cec13d7a3

      SHA512

      c060d4c01799b6bd51947534359547c394d7f412d8edf2f3b3c6ac33ac13b66eee9503495cc5997ec9a4df162518422a5f4e13d75fe274baee1580d8e6a752b6

      Download Submit

    • C:\Users\Admin\AppData\Local\bd7e18ae\X
      Filesize

      38KB

      MD5

      72de2dadaf875e2fd7614e100419033c

      SHA1

      5f17c5330e91a42daa9ff24c4aa602bd1a72bf6e

      SHA256

      c44993768a4dc5a58ddbfc9cb05ce2a7d3a0a56be45643d70a72bcf811b6c381

      SHA512

      e2520a53326a7d3b056e65d0cf60e9d823ffb34ca026cdddc7ea3a714f8396c53c37e13a887fc86a7dd7076c97fdfad53c3f5a68342ebc1bdec948c76bda8df3

      Download Submit

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

      224KB

      MD5

      5f3f430c5d00e2a2e4e1aae0e09078b9

      SHA1

      48a6be11c16e694c42fa0a0d05783177ba1c4adb

      SHA256

      b1799329b5f9bffacf98c4d5542dc7e1b4021e6b3b0970bc1aec0f6094e0d867

      SHA512

      3a41d2084d82a4aaeb6136c629f4dd84a813759570b3ffea2856e3358c2fb11fa19c4c6c5924f78cb0d1e297c7f928ecf4c019cafee15e1aa3fefa3eb05b0873

      Download Submit

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

      224KB

      MD5

      966b1458ed899a45c50df0a2d3f23581

      SHA1

      fa8d5d5427d9851757909c9a22d4a0561d3e8935

      SHA256

      21a84f4484b40446827e50d8eebf1889b17cc739b3606ad9611cf0c217a7df22

      SHA512

      8417a70bd95979c5e14afa938ec6e4849c59a89aa831578efe3a90fca89761a183af90095e91a4894a7cc9f45c19d0cd07c4a1839534a3ad9d93e96b17632b6b

      Download Submit

    • memory/1160-85-0x0000000030670000-0x00000000306C7000-memory.dmp

      Filesize

      348KB

      Download

    • memory/1732-60-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/1732-88-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/1732-56-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/1732-58-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2676-55-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2676-61-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2676-62-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/2676-87-0x0000000000400000-0x0000000000455000-memory.dmp

      Filesize

      340KB

      Download

    • memory/3484-69-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/3484-68-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/3484-74-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/3484-66-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

      Download

    • memory/4004-59-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/4004-64-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/4004-54-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/4004-86-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download

    • memory/4004-50-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

      Download