Overview

overview

10

Static

static

10

0x000b0000...60.exe

windows7_x64

10

0x000b0000...60.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    42s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220331-en
  • submitted
    08-04-2022 09:30

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General

  • Target

    0x000b000000012737-60.exe

  • Size

    274KB

  • MD5

    f0a6137751223c932f77f1807ad0805e

  • SHA1

    af5befc8e36c8c062ef96ad57e8e1a1f39a2f675

  • SHA256

    2105779b2f3e3f454cea059d25484b9ef423a0318abc7c8cbe04289e393e8697

  • SHA512

    c4096757420b11bc3748522202efb0d8ee1ecd09e7b773505a96124a339e40951533432d02dfbc929380f8a15160ed2911018dee56b2af7db4d6d9222e4dee4a

Score
10/10
44caliberspywarestealer

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/959366883545579581/Z1Be8qUrtXUbCZydkDEnV1VMcMYEDqpAE1fFmNhN26L5vd4nrcJOGi-iQnD-msZc-BJX

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\0x000b000000012737-60.exe
    "C:\Users\Admin\AppData\Local\Temp\0x000b000000012737-60.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1376

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1376-54-0x00000000013B0000-0x00000000013FA000-memory.dmp
    Filesize

    296KB

    Download
  • memory/1376-55-0x00000000010E0000-0x00000000010E2000-memory.dmp
    Filesize

    8KB

    Download