General

  • Target

    setup_x86_x64_install.sfx.exe

  • Size

    6.2MB

  • Sample

    211007-w4wk9scge4

  • MD5

    b38caeb31ea9487d124a12ad9c3207b5

  • SHA1

    df15ff8e1ede69f46b5bd319f841b9ec4ab1df2a

  • SHA256

    e85bc001411defaad51fd4d9ce8fbb1c13fe77e974da5c5fc4d239e9509a2209

  • SHA512

    345785112a003aa76fce4729dde6d3a19e733229577ab97b61badf1a3602e9be3165b00b4ff045ddbe2e5021f1139dbb82769288b5c42966c2fbc4998ff1581a

Malware Config

Extracted

Family

vidar

Version

41.2

Botnet

916

C2

https://mas.to/@serg4325

Attributes
  • profile_id

    916

Extracted

Family

redline

Botnet

media214

C2

91.121.67.60:2151

Extracted

Family

smokeloader

Version

2020

C2

http://gmpeople.com/upload/

http://mile48.com/upload/

http://lecanardstsornin.com/upload/

http://m3600.com/upload/

http://camasirx.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

41.2

Botnet

937

C2

https://mas.to/@serg4325

Attributes
  • profile_id

    937

Targets

    • Target

      setup_x86_x64_install.sfx.exe

    • Size

      6.2MB

    • MD5

      b38caeb31ea9487d124a12ad9c3207b5

    • SHA1

      df15ff8e1ede69f46b5bd319f841b9ec4ab1df2a

    • SHA256

      e85bc001411defaad51fd4d9ce8fbb1c13fe77e974da5c5fc4d239e9509a2209

    • SHA512

      345785112a003aa76fce4729dde6d3a19e733229577ab97b61badf1a3602e9be3165b00b4ff045ddbe2e5021f1139dbb82769288b5c42966c2fbc4998ff1581a

    • Arkei

      Arkei is an infostealer written in C++.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Arkei Stealer Payload

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks