Resubmissions

22-02-2022 11:23

220222-nhmr8shcfq 10

22-02-2022 11:18

220222-nefvhshccj 10

General

  • Target

    233df4b0637d5ba602cada3bd187702013ef4c0f0dc29475df082cdc37fcf58b

  • Size

    3.7MB

  • Sample

    220222-nhmr8shcfq

  • MD5

    49aa43dfe68118e3baae1cec49974aff

  • SHA1

    af0c484adf7cd07f87575c7ecded385950809c0b

  • SHA256

    233df4b0637d5ba602cada3bd187702013ef4c0f0dc29475df082cdc37fcf58b

  • SHA512

    5aa983eee07125c86d399c26b3d1d28923e17d86bfb12c8b28852077a26e4855b5d3f5abd5b6b3685f59a0fac06bcda04addc760e9175c964eedf1389138191f

Malware Config

Extracted

Family

redline

Botnet

PUB57-1

C2

pupdatastart.store:80

pupdata.online:80

Extracted

Family

redline

Botnet

Lyla

C2

zetarnoria.xyz:80

Extracted

Family

vidar

Version

39.3

Botnet

706

C2

https://bandakere.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

smokeloader

Version

2020

C2

http://ppcspb.com/upload/

http://mebbing.com/upload/

http://twcamel.com/upload/

http://howdycash.com/upload/

http://lahuertasonora.com/upload/

http://kpotiques.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      233df4b0637d5ba602cada3bd187702013ef4c0f0dc29475df082cdc37fcf58b

    • Size

      3.7MB

    • MD5

      49aa43dfe68118e3baae1cec49974aff

    • SHA1

      af0c484adf7cd07f87575c7ecded385950809c0b

    • SHA256

      233df4b0637d5ba602cada3bd187702013ef4c0f0dc29475df082cdc37fcf58b

    • SHA512

      5aa983eee07125c86d399c26b3d1d28923e17d86bfb12c8b28852077a26e4855b5d3f5abd5b6b3685f59a0fac06bcda04addc760e9175c964eedf1389138191f

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks