Overview

overview

10

Static

static

10

ebc6d55a45...da.exe

windows7-x64

10

ebc6d55a45...da.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-01-2024 18:31

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General

  • Target

    ebc6d55a45996861c5a84937d2a990da.exe

  • Size

    275KB

  • MD5

    ebc6d55a45996861c5a84937d2a990da

  • SHA1

    db9e42e191c95168d03274cc4d0ab18e35d3f314

  • SHA256

    42f1065841dc77643d3a3c33fb40de4c2931e3a4d15d9802fff0a194c821ea2b

  • SHA512

    927560123afb2d46c4a57065402182bf5522bc3be9d4d9593ec79d72eb4fdd12edc85dbe77d24e2801550bf1c09ac950521b52a62c384de2aad2304edf8db477

  • SSDEEP

    6144:Wf+BLtABPD9FBWKXsSlrVPl/9rHxlqQy8ERA190AxR:sFsSlrVPlJxlNyW19vR

Score
10/10
44caliberspywarestealer

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/869968115126128690/9HuocC8P0OFpxwEHR7UGW0ZtseqV8b95oQ9ExN0rHkwTjipAQLrkOqPzDiDXxXky3kUL

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\ebc6d55a45996861c5a84937d2a990da.exe
    "C:\Users\Admin\AppData\Local\Temp\ebc6d55a45996861c5a84937d2a990da.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:368

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:\Users\Admin\AppData\Local\44\Process.txt
    Filesize

    549B

    MD5

    a02292944a1fb1fc3aec8a11b1fc5821

    SHA1

    192b830ee7100fce70111633d35f0e5650a831e8

    SHA256

    f98f3460e6ecf4b1956609de09364d932f2639767da4b2c648ea41b9bc0e0b0f

    SHA512

    179f3767fca5f5289ec21f51a3bc63e80622d16063dd65f6246a90fce138ab719b56d910aa86923f888730c1691ba2f5bde2b0751c2b8cb928f8ddd8de4e5cae

    Download Submit
  • C:\Users\Admin\AppData\Local\44\Process.txt
    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    Download Submit
  • memory/368-0-0x0000000000040000-0x000000000008C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/368-31-0x000000001ACE0000-0x000000001ACF0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/368-30-0x00007FFFAAD70000-0x00007FFFAB831000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/368-125-0x00007FFFAAD70000-0x00007FFFAB831000-memory.dmp
    Filesize

    10.8MB

    Download