Analysis

  • max time kernel
    141s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 05:52

General

  • Target

    69f2025dec7125492e42cbb16c33e2b8_JaffaCakes118.exe

  • Size

    5.9MB

  • MD5

    69f2025dec7125492e42cbb16c33e2b8

  • SHA1

    c0b8ba02f148b66bbd2ffe55eb76fe834fcc036a

  • SHA256

    2336fdc5c3c7cbf02de9211ebeb471e51778401ee526a501af2b6f7bd81d2687

  • SHA512

    d8a69b41e442f5ab6816660e69aa24b17039a5a591a7e2b1b088a6025da8f333129ab25d202fbe366c2f07ae867110da35c29917b2192a7868e877bf16b3b511

  • SSDEEP

    98304:C278gv3jV1/OLZOfQamLpXhRcW3HdLLJ/8qv9wfBtdx4f/nA5dG3WZD7abjvHaET:CPAjIhaADHdLzVw/duXqhaXHaElxX

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Script User-Agent 1 IoCs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\69f2025dec7125492e42cbb16c33e2b8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\69f2025dec7125492e42cbb16c33e2b8_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Users\Admin\AppData\Local\Temp\is-8UJQ0.tmp\69f2025dec7125492e42cbb16c33e2b8_JaffaCakes118.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-8UJQ0.tmp\69f2025dec7125492e42cbb16c33e2b8_JaffaCakes118.tmp" /SL5="$500B6,5674570,115200,C:\Users\Admin\AppData\Local\Temp\69f2025dec7125492e42cbb16c33e2b8_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: GetForegroundWindowSpam
      PID:3068

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\is-8UJQ0.tmp\69f2025dec7125492e42cbb16c33e2b8_JaffaCakes118.tmp
    Filesize

    1.1MB

    MD5

    f177e8e4df584930ca6aaf821e90b757

    SHA1

    94cf440fbe7b76c59430d5378c2d5c3a9fff73a0

    SHA256

    655a2863467c7f0f18db33e0c411c8b18dfb8f2a5c43e65e693e00ee81ef0280

    SHA512

    750fee221d0886eb83e583b76850d89f7c2e275ee44c7053ff5fc853bb0341bdc6da18d82681cae80c6875f44e666ff199b66fe6ff7d7484875d423e1835ce8d

  • \Users\Admin\AppData\Local\Temp\is-L5UFI.tmp\OptProHelper.dll
    Filesize

    1.2MB

    MD5

    b4373efde1810d3537f1c9ca007a3c5b

    SHA1

    5d01c8785ebeee4cbeecca5ca54e9a6aa16ef5d4

    SHA256

    ea11a80c6d3ae72123b7a03034a22ec2d34d44e8bae1edce1a1e66b1fcc4ac5e

    SHA512

    745f6cea5723104871dfaadab136945d0c65798173ebebd29e4446a324498a2c96d8cfec8f85b33025745695d16259c058fd0d9067a650e981cc6672ebdfc57f

  • \Users\Admin\AppData\Local\Temp\is-L5UFI.tmp\_isetup\_shfoldr.dll
    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-L5UFI.tmp\itdownload.dll
    Filesize

    200KB

    MD5

    d82a429efd885ca0f324dd92afb6b7b8

    SHA1

    86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

    SHA256

    b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

    SHA512

    5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

  • memory/2020-2-0x0000000000401000-0x0000000000412000-memory.dmp
    Filesize

    68KB

  • memory/2020-0-0x0000000000400000-0x0000000000427000-memory.dmp
    Filesize

    156KB

  • memory/2020-24-0x0000000000400000-0x0000000000427000-memory.dmp
    Filesize

    156KB

  • memory/3068-8-0x0000000000400000-0x000000000052A000-memory.dmp
    Filesize

    1.2MB

  • memory/3068-22-0x00000000040A0000-0x00000000041E7000-memory.dmp
    Filesize

    1.3MB

  • memory/3068-18-0x0000000001FB0000-0x0000000001FEC000-memory.dmp
    Filesize

    240KB

  • memory/3068-26-0x0000000001FB0000-0x0000000001FEC000-memory.dmp
    Filesize

    240KB

  • memory/3068-27-0x00000000040A0000-0x00000000041E7000-memory.dmp
    Filesize

    1.3MB

  • memory/3068-25-0x0000000000400000-0x000000000052A000-memory.dmp
    Filesize

    1.2MB

  • memory/3068-28-0x0000000000400000-0x000000000052A000-memory.dmp
    Filesize

    1.2MB

  • memory/3068-30-0x0000000000400000-0x000000000052A000-memory.dmp
    Filesize

    1.2MB