General

  • Target

    3FB154482EF8AE49941C9ED13063294CD4F97E28E5DD8.exe

  • Size

    6.0MB

  • Sample

    220127-zkafgaagf6

  • MD5

    6cd2e1419b2b32c7cfa8a65237820670

  • SHA1

    28a0557ae3c649abaab9d4ce5963c11c96b9c9fa

  • SHA256

    3fb154482ef8ae49941c9ed13063294cd4f97e28e5dd8b72e1a082398e46be21

  • SHA512

    26eb9db95b3d1eefb6c15e14a3dfc7de79031a77fe85238adae1b07bb24b130d3e299bb3f03d8a382754294be05e5f356c21430b9afccf1834b5a0726004463e

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.hbgents.top/

http://www.rsnzhy.com/

http://www.znsjis.top/

Extracted

Family

redline

Botnet

ANI

C2

194.104.136.5:46013

Extracted

Family

redline

Botnet

media17

C2

91.121.67.60:2151

Targets

    • Target

      3FB154482EF8AE49941C9ED13063294CD4F97E28E5DD8.exe

    • Size

      6.0MB

    • MD5

      6cd2e1419b2b32c7cfa8a65237820670

    • SHA1

      28a0557ae3c649abaab9d4ce5963c11c96b9c9fa

    • SHA256

      3fb154482ef8ae49941c9ed13063294cd4f97e28e5dd8b72e1a082398e46be21

    • SHA512

      26eb9db95b3d1eefb6c15e14a3dfc7de79031a77fe85238adae1b07bb24b130d3e299bb3f03d8a382754294be05e5f356c21430b9afccf1834b5a0726004463e

    • Modifies Windows Defender Real-time Protection settings

    • 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

    • Socelars

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

    • Socelars Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • 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.

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks