General

  • Target

    D82A3C57619038C78537554F2FEDB46E5EA8EEAD23A94.exe

  • Size

    5.2MB

  • Sample

    211105-nxbcraggfq

  • MD5

    61c924c8f955aea46541b04c2da7168e

  • SHA1

    433d60535b10be95ec92dd10463946c0e1ce727e

  • SHA256

    d82a3c57619038c78537554f2fedb46e5ea8eead23a944c110d2d8abda4234d0

  • SHA512

    8a67d1e81d275fe2d9b70a42cce39b3794da36dbdf8822ffbb655af44b4694c2e7295ed75c7c2c4ed61a553cc1ae1ee52e1662ac7655682c11f6aacab906d17d

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.hbgents.top/

http://www.rsnzhy.com/

http://www.znsjis.top/

Extracted

Family

smokeloader

Version

2020

C2

http://govsurplusstore.com/upload/

http://best-forsale.com/upload/

http://chmxnautoparts.com/upload/

http://kwazone.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

media26

C2

91.121.67.60:62102

Extracted

Family

vidar

Version

41.1

Botnet

706

C2

https://mas.to/@bardak1ho

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

jamesoldd

C2

65.108.20.195:6774

Targets

    • Target

      D82A3C57619038C78537554F2FEDB46E5EA8EEAD23A94.exe

    • Size

      5.2MB

    • MD5

      61c924c8f955aea46541b04c2da7168e

    • SHA1

      433d60535b10be95ec92dd10463946c0e1ce727e

    • SHA256

      d82a3c57619038c78537554f2fedb46e5ea8eead23a944c110d2d8abda4234d0

    • SHA512

      8a67d1e81d275fe2d9b70a42cce39b3794da36dbdf8822ffbb655af44b4694c2e7295ed75c7c2c4ed61a553cc1ae1ee52e1662ac7655682c11f6aacab906d17d

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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

    • Looks for VirtualBox Guest Additions in registry

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • 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

Virtualization/Sandbox Evasion

2
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks