General

  • Target

    468846da0c6e9b5d8adc13b36f362a6cd1c6be04848bb62d0070494b8071d082

  • Size

    3.6MB

  • Sample

    220310-1madxsehgk

  • MD5

    e5e76ef519a919b6728d235bc08f8b8d

  • SHA1

    a20dc1a4073751b607dcc05be7309cbdb57f43fe

  • SHA256

    468846da0c6e9b5d8adc13b36f362a6cd1c6be04848bb62d0070494b8071d082

  • SHA512

    dc8e5ee644e970e517ad8f6b50fc9e06ddd8fe4769389a920bb916ce386b24ba6c720d99fe8bcf3fe0041d32e6d016e737e1bb4f43c23aa8137e1ad72db92dd9

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.wygexde.xyz/

Extracted

Family

smokeloader

Version

2020

C2

http://khaleelahmed.com/upload/

http://twvickiassociation.com/upload/

http://www20833.com/upload/

http://cocinasintonterias.com/upload/

http://masaofukunaga.com/upload/

http://gnckids.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

38.6

Botnet

890

C2

https://HAL9THapi.faceit.comsslamlssa

Attributes
  • profile_id

    890

Targets

    • Target

      468846da0c6e9b5d8adc13b36f362a6cd1c6be04848bb62d0070494b8071d082

    • Size

      3.6MB

    • MD5

      e5e76ef519a919b6728d235bc08f8b8d

    • SHA1

      a20dc1a4073751b607dcc05be7309cbdb57f43fe

    • SHA256

      468846da0c6e9b5d8adc13b36f362a6cd1c6be04848bb62d0070494b8071d082

    • SHA512

      dc8e5ee644e970e517ad8f6b50fc9e06ddd8fe4769389a920bb916ce386b24ba6c720d99fe8bcf3fe0041d32e6d016e737e1bb4f43c23aa8137e1ad72db92dd9

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

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

    • Socelars Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

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