Overview

overview

10

Static

static

3

83adc552eb...32.exe

windows7-x64

10

83adc552eb...32.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-01-2024 06:21

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General

  • Target

    83adc552ebe34214c22d8c08fee3e532.exe

  • Size

    7.2MB

  • MD5

    83adc552ebe34214c22d8c08fee3e532

  • SHA1

    3542ae18dd86de8b13c3091a4196e44bae6b101e

  • SHA256

    85fd6b4f8248c71e5e5d5d6c361290933e9591ccd99b505a59d92e1b52201864

  • SHA512

    6ea0a39b09a752b1b440e3c26766013117fac0aac3e70b1907bc401c9b35eaa65e77dcfaaab3b58514bf5fc9b737d235a2f0184fa121c695e4a65eb5eab28178

  • SSDEEP

    6144:1OsE5m1O1B0Ln62oeD+ceV3DZgCtCFOzmoziZ+1p24u4Z3bF:YsZA0Nf+rxDCcnzmoziZ+1p24u4j

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\83adc552ebe34214c22d8c08fee3e532.exe
    "C:\Users\Admin\AppData\Local\Temp\83adc552ebe34214c22d8c08fee3e532.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4300

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\Roaming\44\Process.txt
    Filesize

    1KB

    MD5

    dfebf5554abe32a5c12add3ed19ba02d

    SHA1

    9ac5fe986aa90a08dfa793ff102fa1a7215f7bf2

    SHA256

    85234c6578ff86c8955c760dd5cafdcc636d527d0691d088d619ed97a09479a5

    SHA512

    3a363c34b4e83947b52781d121f45ea60a29239037ee917f223993c9a3862fe7466fe3145c465847d85996fb5a9d1e3f38f58e6dd444dc4aa6a9ebf073c943a9

    Download Submit
  • memory/4300-0-0x00000215F5C10000-0x00000215F5C5E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/4300-30-0x00007FFA97DE0000-0x00007FFA988A1000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/4300-31-0x00000215F81B0000-0x00000215F81C0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4300-118-0x00007FFA97DE0000-0x00007FFA988A1000-memory.dmp
    Filesize

    10.8MB

    Download