General

  • Target

    file.exe

  • Size

    269KB

  • Sample

    231205-vp2cjadd89

  • MD5

    9cad5b4d70563e0502bd9448fda8d17c

  • SHA1

    f081a4b20fe8899994867490ae1329c6d90de47d

  • SHA256

    3ff3a06b10b6158ac51d74487dd5c108dc113b3e7a2bb598e37c2d02e37f4631

  • SHA512

    112b75f557b7ad76405eec278fbbeb8efaea3ad1b58f3954a63d1f72121db29e0d7a760d4f2627f6293bd20acfa51163d3ce9549132cf19ad963602032c46dff

  • SSDEEP

    3072:KHl3/MPPIYsGkrWxEuTABIsO9UL0RzPlQmUucvTtcSZk2d:g30YayWxpTQ+UL05vUbp

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://onualituyrs.org/

http://sumagulituyo.org/

http://snukerukeutit.org/

http://lightseinsteniki.org/

http://liuliuoumumy.org/

http://stualialuyastrelia.net/

http://kumbuyartyty.net/

http://criogetikfenbut.org/

http://tonimiuyaytre.org/

http://tyiuiunuewqy.org/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

redtest

C2

107.173.58.91:32870

Targets

    • Target

      file.exe

    • Size

      269KB

    • MD5

      9cad5b4d70563e0502bd9448fda8d17c

    • SHA1

      f081a4b20fe8899994867490ae1329c6d90de47d

    • SHA256

      3ff3a06b10b6158ac51d74487dd5c108dc113b3e7a2bb598e37c2d02e37f4631

    • SHA512

      112b75f557b7ad76405eec278fbbeb8efaea3ad1b58f3954a63d1f72121db29e0d7a760d4f2627f6293bd20acfa51163d3ce9549132cf19ad963602032c46dff

    • SSDEEP

      3072:KHl3/MPPIYsGkrWxEuTABIsO9UL0RzPlQmUucvTtcSZk2d:g30YayWxpTQ+UL05vUbp

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Raccoon Stealer V2 payload

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

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

    • Checks BIOS information in registry

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

    • Deletes itself

    • Executes dropped EXE

    • 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.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Remote System Discovery

1
T1018

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks