Overview

overview

10

Static

static

10

42f3ef5992...18.exe

windows7-x64

10

42f3ef5992...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-07-2024 19:02

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General

  • Target

    42f3ef59924620b6860e51162b1c48e8_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    42f3ef59924620b6860e51162b1c48e8

  • SHA1

    38fa893b074d5db0ab16962fc99a935b7a60f9b4

  • SHA256

    c384c90952b58f1bae1104c9c1898ab43454f922b1eb2c482042405e83442290

  • SHA512

    1c38fa8ecdd20e4f4557146dcc8f905ae519373946dd5975088638b1744b63b06c10256728b2ddaaf00c8fd77830ed5664bfce7725a971bb5aa915b95aba04e2

  • SSDEEP

    6144:Ru0YFP5mhBs1PbSG6ny/VKlms0XC2FLk78kZ:008gOlL/VGn0SFwk

Score
10/10
44caliberspywarestealer

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/893708789679783947/dTZTjfGIFQXCZUzJQr5UmJ8mioHm5Q4KHpMoDrD6Up9yDL0gaeuxdBoE-CeC61m6fBY2

Signatures

  • 44Caliber

    An open source infostealer written in C#.

    stealer44caliber
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • 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\42f3ef59924620b6860e51162b1c48e8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\42f3ef59924620b6860e51162b1c48e8_JaffaCakes118.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3040

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\ProgramData\44\Process.txt
    Filesize

    1KB

    MD5

    98762d74ecdf08dbdfde902c5e9c0b8f

    SHA1

    8363c2f8940e1321c3b8a668c422af9113e30df6

    SHA256

    f838c0e1196fa20a5ef251ce13eca80d213812d0e7f6e3dffd55d1f4daac62d1

    SHA512

    27f395f9c7ce794c0f9e927bc03f98e656bf22e0ca82f013e3fc3099ba20f9e5749ac8f2b6a1e1c8b8fb45cfcb1076c580b427906f869c9ae98e6eb17bfb9b32

    Download Submit
  • memory/3040-0-0x00007FFA42513000-0x00007FFA42515000-memory.dmp
    Filesize

    8KB

    Download
  • memory/3040-1-0x0000021FC0FE0000-0x0000021FC1026000-memory.dmp
    Filesize

    280KB

    Download
  • memory/3040-32-0x00007FFA42510000-0x00007FFA42FD1000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/3040-120-0x00007FFA42510000-0x00007FFA42FD1000-memory.dmp
    Filesize

    10.8MB

    Download