Analysis

  • max time kernel
    96s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 01:40

General

  • Target

    084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe

  • Size

    274KB

  • MD5

    084b0e0d9ba4905509b88aae7371d9ce

  • SHA1

    588f931ea58470b55b54cb68f0439d77bf3ace00

  • SHA256

    f8158de1bdae482f1550ec4dce629a83fe36855cdbbe3b83df25f92cea93b4eb

  • SHA512

    cf62e7c76e1aac4f7190b124c0957650946c9e14f9c1a8b84540d77a938713cf6b23584adcd56761bb217a0828266ab7b05f5c461e48997284a965e443ee5f77

  • SSDEEP

    6144:pf+BLtABPDdtNoC56e3zJKiNp41V6GIeyXiRA1D0Vtd:ntqe3zJK6Y69eyXH1Dod

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/874203276105646101/5nzbSE8EceBOwJOrwMPVirH8jtpIQeEz0qVvjd8kcIpKCmQx_CmuWLlLT2qSd2VvURKc

Signatures

  • 44Caliber

    An open source infostealer written in C#.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\44\Process.txt

    Filesize

    741B

    MD5

    c17d8e6c2dc0bbafab2707e39fc01ef8

    SHA1

    0efdfbfe81bd4a6b259dc17df312064f3fd1c38e

    SHA256

    cee64e3a236084aa18c9a2941f3af7ecc483070858a01ae1950fc4070fec2b2d

    SHA512

    83831b04961674037d21f88b9431994e7efc873607f7bdf9821760473a911d5099f03f0ed57e2f3abf2a719a76b7763a8447c2c699087d2a60d6e34a6966c62e

  • C:\Users\Admin\AppData\Local\44\Process.txt

    Filesize

    1KB

    MD5

    7c674cb6c3cd3b1e95c07ec0ebec6fb8

    SHA1

    52d2a5a1a5988f48a709c807875d72c599b9992e

    SHA256

    833d3b01184fa8f93e573b8ad4a98c963cceb119927fc7d831da4fae1bc5110a

    SHA512

    d622aed9a5af1b40419a0446904b6305658472b91426a4d512620fb455a156d47c63356c4ca71a061c5115291c97a2f9bed4c4c2377b3f4447a7ba40b2ef66f3

  • memory/4648-0-0x00007FFDC93D3000-0x00007FFDC93D5000-memory.dmp

    Filesize

    8KB

  • memory/4648-1-0x0000000000460000-0x00000000004AA000-memory.dmp

    Filesize

    296KB

  • memory/4648-31-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

    Filesize

    10.8MB

  • memory/4648-32-0x00007FFDC93D3000-0x00007FFDC93D5000-memory.dmp

    Filesize

    8KB

  • memory/4648-115-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

    Filesize

    10.8MB

  • memory/4648-118-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

    Filesize

    10.8MB