Overview

overview

10

Static

static

caec69a18e...66.exe

windows7_x64

10

caec69a18e...66.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    98s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-06-2022 22:44

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General

  • Target

    caec69a18e91839c1a46c79c6b55e68e14ba32ec2f2642a375870f958846fc66.exe

  • Size

    706KB

  • MD5

    105f94e56d5fc9fc7555aef13e0af78e

  • SHA1

    3bc068404a65522272c36b64cceb2adcabb04fb6

  • SHA256

    caec69a18e91839c1a46c79c6b55e68e14ba32ec2f2642a375870f958846fc66

  • SHA512

    4e9136ad3b3b5b4090668ef66e455fc24e5813789a858018022398a84f018f8d7f41573933c3aecda7689926a4d61a1a1494bc5ed81805fb5848757960e777ae

Score
10/10
vidar288discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

12.8

Botnet

288

C2

http://dersed.com/

Attributes
  • profile_id

    288

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    suricata
  • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

    suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

    suricata
  • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

    suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

    suricata
  • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    suricata
  • 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 6 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 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\caec69a18e91839c1a46c79c6b55e68e14ba32ec2f2642a375870f958846fc66.exe
    "C:\Users\Admin\AppData\Local\Temp\caec69a18e91839c1a46c79c6b55e68e14ba32ec2f2642a375870f958846fc66.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\Users\Admin\AppData\Local\Temp\caec69a18e91839c1a46c79c6b55e68e14ba32ec2f2642a375870f958846fc66.exe
      "C:\Users\Admin\AppData\Local\Temp\caec69a18e91839c1a46c79c6b55e68e14ba32ec2f2642a375870f958846fc66.exe"
      2⤵
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:1628

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/1628-62-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1628-57-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1628-58-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1628-60-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1628-65-0x000000000045C68A-mapping.dmp
    Download
  • memory/1628-64-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1628-68-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1628-70-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1628-71-0x0000000000400000-0x000000000048F000-memory.dmp
    Filesize

    572KB

    Download
  • memory/1884-55-0x00000000740E0000-0x000000007468B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1884-56-0x00000000740E0000-0x000000007468B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1884-54-0x00000000759E1000-0x00000000759E3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1884-69-0x00000000740E0000-0x000000007468B000-memory.dmp
    Filesize

    5.7MB

    Download