76483adfe01810b5472d71bf6b50a699.exe

General
Target

76483adfe01810b5472d71bf6b50a699.exe

Size

663KB

Sample

210902-zag4e9bt4a

Score
10 /10
MD5

76483adfe01810b5472d71bf6b50a699

SHA1

b2ef6512409bd35cff3ed33fad3116883c2af459

SHA256

e671deac46898cd1ce138deb64f63c2a7d09f40b593213e2337b0ffa08aab8e7

SHA512

64b3d0e53dad585cc858a8a317fb870034c9947568a2c2febae93483df577d5670aa4a34382c148d91f07e652b346749346d4beaa8e99665fa15002313c5ebf4

Malware Config

Extracted

Family vidar
Version 40.3
Botnet 1008
C2

https://lenko349.tumblr.com/

Attributes
profile_id
1008
Targets
Target

76483adfe01810b5472d71bf6b50a699.exe

MD5

76483adfe01810b5472d71bf6b50a699

Filesize

663KB

Score
10 /10
SHA1

b2ef6512409bd35cff3ed33fad3116883c2af459

SHA256

e671deac46898cd1ce138deb64f63c2a7d09f40b593213e2337b0ffa08aab8e7

SHA512

64b3d0e53dad585cc858a8a317fb870034c9947568a2c2febae93483df577d5670aa4a34382c148d91f07e652b346749346d4beaa8e99665fa15002313c5ebf4

Tags

Signatures

  • Vidar

    Description

    Vidar is an infostealer based on Arkei stealer.

    Tags

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

    Description

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

    Tags

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

    Description

    suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    Tags

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

    Description

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

    Tags

  • Vidar Stealer

    Tags

  • Downloads MZ/PE file

  • Deletes itself

  • Loads dropped DLL

  • Reads user/profile data of web browsers

    Description

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

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Accesses 2FA software files, possible credential harvesting

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Accesses cryptocurrency files/wallets, possible credential harvesting

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Checks installed software on the system

    Description

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

    Tags

    TTPs

    Query Registry

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Persistence
                Privilege Escalation