General

  • Target

    abf60d26f7062fa3ed554d4ed437c8f9.exe

  • Size

    13.8MB

  • Sample

    211231-zxq9rahca5

  • MD5

    abf60d26f7062fa3ed554d4ed437c8f9

  • SHA1

    7751ce911e1b45f925f214fe1fb6b96e5fd9204d

  • SHA256

    48267b826fa7ec0cea8be878f979a967d0a091cccea9f226ad8d87b29dc94800

  • SHA512

    62295d1d36da974e746883f5cbcca6069dd31822b26e9c4be946f6b000a40fe5c8ecdf02fe376180a1b00b658d3dbbbf33fe7e551a6045b59a75b4c9c5a3da76

Malware Config

Extracted

Family

socelars

C2

http://www.chosenncrowned.com/

Extracted

Family

vidar

Version

49.2

Botnet

915

C2

https://mstdn.social/@kipriauk9

https://qoto.org/@kipriauk8

Attributes
  • profile_id

    915

Extracted

Family

smokeloader

Version

2020

C2

http://melchen-testet.at/upload/

http://zjymf.com/upload/

http://pbxbmu70275.cn/upload/

http://mnenenravitsya.ru/upload/

http://pitersprav.ru/upload/

rc4.i32
rc4.i32

Targets

    • Target

      abf60d26f7062fa3ed554d4ed437c8f9.exe

    • Size

      13.8MB

    • MD5

      abf60d26f7062fa3ed554d4ed437c8f9

    • SHA1

      7751ce911e1b45f925f214fe1fb6b96e5fd9204d

    • SHA256

      48267b826fa7ec0cea8be878f979a967d0a091cccea9f226ad8d87b29dc94800

    • SHA512

      62295d1d36da974e746883f5cbcca6069dd31822b26e9c4be946f6b000a40fe5c8ecdf02fe376180a1b00b658d3dbbbf33fe7e551a6045b59a75b4c9c5a3da76

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • 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 NtCreateProcessExOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Vidar Stealer

    • XMRig Miner Payload

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks