General

  • Target

    3E8869030B9C89B8C43E9F8A6730A516E3945AB1272E3.exe

  • Size

    5.1MB

  • Sample

    211124-2z4zqsdggk

  • MD5

    86d43ae6596a50ac4bf5660712dd46ad

  • SHA1

    51a04cd4ab84fe708cf79a52af11d6211211f2fe

  • SHA256

    3e8869030b9c89b8c43e9f8a6730a516e3945ab1272e31502671943847dcde60

  • SHA512

    a322bf69ba20c7552952b6e95ffb0a45db7305cbe170e3d01b572e0e7e1b74233aad83490d125397f5939347e2c5185bb76c8dd84b31f106f761665e754cc2e9

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.hbgents.top/

http://www.rsnzhy.com/

http://www.znsjis.top/

http://www.ecgbg.com/

Extracted

Family

redline

Botnet

UDP

C2

45.9.20.20:13441

Extracted

Family

redline

Botnet

1

C2

185.183.98.2:80

Extracted

Family

smokeloader

Version

2020

C2

http://membro.at/upload/

http://jeevanpunetha.com/upload/

http://misipu.cn/upload/

http://zavodooo.ru/upload/

http://targiko.ru/upload/

http://vues3d.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      3E8869030B9C89B8C43E9F8A6730A516E3945AB1272E3.exe

    • Size

      5.1MB

    • MD5

      86d43ae6596a50ac4bf5660712dd46ad

    • SHA1

      51a04cd4ab84fe708cf79a52af11d6211211f2fe

    • SHA256

      3e8869030b9c89b8c43e9f8a6730a516e3945ab1272e31502671943847dcde60

    • SHA512

      a322bf69ba20c7552952b6e95ffb0a45db7305cbe170e3d01b572e0e7e1b74233aad83490d125397f5939347e2c5185bb76c8dd84b31f106f761665e754cc2e9

    • 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

    • 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

    • suricata: ET MALWARE ClipBanker Variant Activity (POST)

      suricata: ET MALWARE ClipBanker Variant Activity (POST)

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    • 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.

    • 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.

    • 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

3
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

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks