Overview

overview

10

Static

static

f3499257cb...1d.exe

windows7_x64

10

f3499257cb...1d.exe

windows10_x64

10

Sharing

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General

  • Target

    f3499257cbdf648dcc3c1a25bbf5d61d.exe

  • Size

    663KB

  • Sample

    210902-wkbr19ge5j

  • MD5

    f3499257cbdf648dcc3c1a25bbf5d61d

  • SHA1

    5cd11a0ff628ec90334976be4d188299f171360b

  • SHA256

    e3772dff75f0c54d488300728db28432abacffff7485f8da1b05a3f7cf0bc0ae

  • SHA512

    6721e5b34e9eca5431f0dba53e7e9f67a23006f0fd9445e8841b9051eb18288465fa009296230e2fa95f952d59acea4cb8dce95546a84e32c98083bfd4a572c2

Score
10/10
vidar1008discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

40.3

Botnet

1008

C2

https://lenko349.tumblr.com/

Attributes
  • profile_id

    1008

Targets

    • Target

      f3499257cbdf648dcc3c1a25bbf5d61d.exe

    • Size

      663KB

    • MD5

      f3499257cbdf648dcc3c1a25bbf5d61d

    • SHA1

      5cd11a0ff628ec90334976be4d188299f171360b

    • SHA256

      e3772dff75f0c54d488300728db28432abacffff7485f8da1b05a3f7cf0bc0ae

    • SHA512

      6721e5b34e9eca5431f0dba53e7e9f67a23006f0fd9445e8841b9051eb18288465fa009296230e2fa95f952d59acea4cb8dce95546a84e32c98083bfd4a572c2

    Score
    10/10
    vidar1008discoveryspywarestealersuricata

    • 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 Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata

    • Vidar Stealer

      stealer

    • Downloads MZ/PE file

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

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

      discovery
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Tasks