Overview

overview

10

Static

static

3

35b66345f1...e8.exe

windows7-x64

10

35b66345f1...e8.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 12:10

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General

  • Target

    35b66345f1c3290ca69590beaa4ce3e8.exe

  • Size

    843KB

  • MD5

    35b66345f1c3290ca69590beaa4ce3e8

  • SHA1

    880396d988c3eb62442a6018abb133929fa8bf41

  • SHA256

    9b64f57a1d8bb73e88ac85d60dd976baf6eef38f41cc54a1bb1fd320b92d1fd2

  • SHA512

    e50030bcc7be5e2aaed59d58ac22bb6ab30438e65d0e212a15738653dbc9b723540ebe607fe35530723502d9057e016689f5d659818ba65db4632ec7ca88b390

  • SSDEEP

    12288:vKPJkaflSaldGlCTa87+ttV6sQG3r/p0iEiRYhdtWAAxfr6IwCYeaZIPxSX9Evox:iPJka9trH+tdQabptpbJPq

Score
10/10
44caliberspywarestealer

Malware Config

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\35b66345f1c3290ca69590beaa4ce3e8.exe
    "C:\Users\Admin\AppData\Local\Temp\35b66345f1c3290ca69590beaa4ce3e8.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3480

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

    84dd13510b67e674ec205a539215ef9d

    SHA1

    fd7b23af1e9882475ac9ccbcb57d0442768e93d9

    SHA256

    029694053d19f17bccfe5a7916c9ebefafe654e4ddc726880c85e4bec4fef4b5

    SHA512

    e2a182a2a4326482125c3116e9e8341514fbb64085fb3df2b278342213330281a24a76234f24f879887857502b41159e34bacbf682ea6dc7704bb42fceef8fd3

    Download Submit
  • memory/3480-0-0x0000000000280000-0x000000000035A000-memory.dmp
    Filesize

    872KB

    Download
  • memory/3480-1-0x00007FFEA6D30000-0x00007FFEA77F1000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/3480-2-0x0000000000B00000-0x0000000000B06000-memory.dmp
    Filesize

    24KB

    Download
  • memory/3480-3-0x0000000002480000-0x0000000002490000-memory.dmp
    Filesize

    64KB

    Download
  • memory/3480-128-0x00007FFEA6D30000-0x00007FFEA77F1000-memory.dmp
    Filesize

    10.8MB

    Download