Overview

overview

10

Static

static

3

117b28e18c...8b.exe

windows7-x64

10

117b28e18c...8b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    2s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2023 20:39

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General

  • Target

    117b28e18c3cdee58cee6f5b4c6b708b.exe

  • Size

    1.2MB

  • MD5

    117b28e18c3cdee58cee6f5b4c6b708b

  • SHA1

    bf3f7cf88712b01a8123d3836bf19f25b17a70ec

  • SHA256

    b356d0dfecf39874a2bbbe4cae33f580d91a8991860df23314f35950f574485c

  • SHA512

    3a2331e1f7266a262e308eab726ee43127631c7348e7931186d13f54577abb1a18a92d6a6664dc69a9cbe9098914bd0e6173d1adc634a545b9c87b3bedd600ea

  • SSDEEP

    24576:8Shu0Xd9baM1zjL0KfafjvjZLJNWttqmO96tY:8SL7VUfjJWttlO9IY

Score
10/10
44caliberspywarestealer

Malware Config

Extracted

Family

44caliber

C2

https://discordapp.com/api/webhooks/859014405580783637/J-rOLcLQORAp4rSIpre0H46Lhmzd8QK1hgRFNA4mqYSEz6dtJRq9HsK-id725NgqZTvK

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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\117b28e18c3cdee58cee6f5b4c6b708b.exe
    "C:\Users\Admin\AppData\Local\Temp\117b28e18c3cdee58cee6f5b4c6b708b.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1244

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

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • memory/1244-0-0x00000000003A0000-0x000000000074E000-memory.dmp
    Filesize

    3.7MB

    Download
  • memory/1244-2-0x0000000073EF0000-0x00000000746A0000-memory.dmp
    Filesize

    7.7MB

    Download
  • memory/1244-3-0x0000000005860000-0x0000000005870000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1244-4-0x0000000006220000-0x00000000062B2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1244-1-0x00000000003A0000-0x000000000074E000-memory.dmp
    Filesize

    3.7MB

    Download
  • memory/1244-39-0x0000000006C70000-0x0000000007214000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/1244-130-0x0000000007CD0000-0x0000000007D36000-memory.dmp
    Filesize

    408KB

    Download
  • memory/1244-134-0x00000000003A0000-0x000000000074E000-memory.dmp
    Filesize

    3.7MB

    Download
  • memory/1244-135-0x0000000073EF0000-0x00000000746A0000-memory.dmp
    Filesize

    7.7MB

    Download