General

  • Target

    6beb4897838c91ed0cce6b12a9c8f5df073267b7627a29a2a79bc5afed35cdb2

  • Size

    247KB

  • Sample

    210907-prw8psfgdk

  • MD5

    db202ffaa07264fe2ffaa07fc03a44b4

  • SHA1

    a15a2cf915b675a36f93e91798cd81cc4c2d11d6

  • SHA256

    6beb4897838c91ed0cce6b12a9c8f5df073267b7627a29a2a79bc5afed35cdb2

  • SHA512

    9a2f178a0c31f33dd91ae6a0f6cd65448c8cd65d7692ba91108fad9a8abe5817046e4890935877b439704667da97880c6e90b44d42c02ad6e57b0c1ce729cb7c

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://fazanaharahe1.xyz/

http://xandelissane2.xyz/

http://ustiassosale3.xyz/

http://cytheriata4.xyz/

http://ggiergionard5.xyz/

http://rrelleynaniy6.store/

http://danniemusoa7.store/

http://nastanizab8.store/

http://onyokandis9.store/

http://dmunaavank10.store/

http://gilmandros11.site/

http://cusanthana12.site/

http://willietjeana13.site/

http://ximusokall14.site/

http://blodinetisha15.site/

http://urydiahadyss16.club/

http://glasamaddama17.club/

http://marlingarly18.club/

http://alluvianna19.club/

http://xandirkaniel20.club/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

Zzzzz

C2

185.167.97.37:30904

Targets

    • Target

      6beb4897838c91ed0cce6b12a9c8f5df073267b7627a29a2a79bc5afed35cdb2

    • Size

      247KB

    • MD5

      db202ffaa07264fe2ffaa07fc03a44b4

    • SHA1

      a15a2cf915b675a36f93e91798cd81cc4c2d11d6

    • SHA256

      6beb4897838c91ed0cce6b12a9c8f5df073267b7627a29a2a79bc5afed35cdb2

    • SHA512

      9a2f178a0c31f33dd91ae6a0f6cd65448c8cd65d7692ba91108fad9a8abe5817046e4890935877b439704667da97880c6e90b44d42c02ad6e57b0c1ce729cb7c

    • 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.

    • suricata: ET MALWARE Known Sinkhole Response Header

      suricata: ET MALWARE Known Sinkhole Response Header

    • Core1 .NET packer

      Detects packer/loader used by .NET malware.

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Deletes itself

    • Drops startup file

    • 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 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.

    • Checks whether UAC is enabled

    • 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

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

2
T1005

Tasks