General

  • Target

    59716b314ba0d53b7e8de32a73af01b7b383834bf038c3bcaa8f7d07afc8b280.exe

  • Size

    7.2MB

  • Sample

    211114-wl5q8adfdn

  • MD5

    d1448a7cd7fcf240c520f3838fe18976

  • SHA1

    9c48ef300ab266e6c1d6d05e3baa5247b8eb2ecb

  • SHA256

    59716b314ba0d53b7e8de32a73af01b7b383834bf038c3bcaa8f7d07afc8b280

  • SHA512

    61e21e57c90e8b605a8dd7df4fc65bf9d55840d953facf7ce738f311d4f10decb5c08e1e849205190d3f11148be2af835688152f95c0765fea17fe1e805f05e5

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

jamesoldd

C2

65.108.20.195:6774

Extracted

Family

redline

Botnet

ANI

C2

45.142.215.47:27643

Extracted

Family

smokeloader

Version

2020

C2

http://gmpeople.com/upload/

http://mile48.com/upload/

http://lecanardstsornin.com/upload/

http://m3600.com/upload/

http://camasirx.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      59716b314ba0d53b7e8de32a73af01b7b383834bf038c3bcaa8f7d07afc8b280.exe

    • Size

      7.2MB

    • MD5

      d1448a7cd7fcf240c520f3838fe18976

    • SHA1

      9c48ef300ab266e6c1d6d05e3baa5247b8eb2ecb

    • SHA256

      59716b314ba0d53b7e8de32a73af01b7b383834bf038c3bcaa8f7d07afc8b280

    • SHA512

      61e21e57c90e8b605a8dd7df4fc65bf9d55840d953facf7ce738f311d4f10decb5c08e1e849205190d3f11148be2af835688152f95c0765fea17fe1e805f05e5

    • 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

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks