Overview

overview

10

Static

static

579d61e4d2...6b.exe

windows7-x64

10

579d61e4d2...6b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    116s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2022 21:12

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General

  • Target

    579d61e4d2d4ff5585cae63699cfd7746bfbc94f133702442d6d15899f324b6b.exe

  • Size

    1.1MB

  • MD5

    da1ab2cbdc512d85bc4d5119928e3221

  • SHA1

    ffc2e927793295815b231661ee5f21206da0fa36

  • SHA256

    579d61e4d2d4ff5585cae63699cfd7746bfbc94f133702442d6d15899f324b6b

  • SHA512

    b736faded4c83f40ea3b5af7443c4e535546379a55bd8afa3b31b44b70416de9f26cc23aab9e9ecf3e28ab5538eebdc74112b77c387cd28da2052d33bbd88b1f

Score
10/10
vidar237discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

16.6

Botnet

237

C2

http://barkeoikeilo.click/

Attributes
  • profile_id

    237

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    suricata
  • Vidar Stealer 2 IoCs
    stealer
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
    spywarestealer
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\579d61e4d2d4ff5585cae63699cfd7746bfbc94f133702442d6d15899f324b6b.exe
    "C:\Users\Admin\AppData\Local\Temp\579d61e4d2d4ff5585cae63699cfd7746bfbc94f133702442d6d15899f324b6b.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\579d61e4d2d4ff5585cae63699cfd7746bfbc94f133702442d6d15899f324b6b.exe
      "C:\Users\Admin\AppData\Local\Temp\579d61e4d2d4ff5585cae63699cfd7746bfbc94f133702442d6d15899f324b6b.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:1224

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

4
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1056-56-0x0000000000260000-0x000000000026E000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1056-57-0x0000000074E11000-0x0000000074E13000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1056-60-0x0000000000260000-0x000000000026E000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1056-61-0x0000000076CE0000-0x0000000076E89000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1056-62-0x0000000076EC0000-0x0000000077040000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1224-59-0x00000000004E2612-mapping.dmp
    Download
  • memory/1224-65-0x0000000000400000-0x0000000000510000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/1224-68-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1224-69-0x0000000076CE0000-0x0000000076E89000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1224-70-0x0000000076EC0000-0x0000000077040000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1224-71-0x0000000000220000-0x000000000022E000-memory.dmp
    Filesize

    56KB

    Download