Overview

overview

10

Static

static

10

3c28d7d61f...a6.exe

windows7-x64

7

3c28d7d61f...a6.exe

windows10-2004-x64

7

Sharing

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General

  • Target
    3c28d7d61f790a80c8d9f2a749bdc8f15aca88f0e73df8d17a285ef1fd293aa6.exe
  • Size 200KB
  • Sample240624-bgx6csscjc
  • SHA256 3c28d7d61f790a80c8d9f2a749bdc8f15aca88f0e73df8d17a285ef1fd293aa6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
stealer52d136f389bec064b9101e9cd85c51efvidarstealc

Malware Config

Extracted

Family

  • stealc

rc4.plain

Extracted

Family

  • vidar

Version

  • 9.7

Botnet

  • 52d136f389bec064b9101e9cd85c51ef

C2

  • https://steamcommunity.com/profiles/76561199686524322

  • https://t.me/k0mono

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1 Safari/605.1.15 Ddg/17.4.1

Signatures

  • Detect Vidar Stealer 1 IoCs
    stealer
  • Detects Windows executables referencing non-Windows User-Agents 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables containing potential Windows Defender anti-emulation checks 1 IoCs
  • Stealc family
    stealc
  • Vidar family
    vidar
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • 3c28d7d61f790a80c8d9f2a749bdc8f15aca88f0e73df8d17a285ef1fd293aa6.exe
    .exe 200KB

3c28d7d61f790a80c8d9f2a749bdc8f15aca88f0e73df8d17a285ef1fd293aa6.exe

  • IMPHASH a34c7216d6536a950566187b3d5a3285
  • SHA256 3c28d7d61f790a80c8d9f2a749bdc8f15aca88f0e73df8d17a285ef1fd293aa6
  • MD5 SHA1 SHA512 SSDEEP
windows:5windowsx86arch:x86

  • Detect Vidar Stealer

    stealer

  • Detects Windows executables referencing non-Windows User-Agents

  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

  • Detects executables containing potential Windows Defender anti-emulation checks

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
1
Major OS version
5
Entry point
94800
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE
PDB paths