General

  • Target

    1c8d8072fea1d3d9634480b2e5fdd384b11338c9c97652a7d80346bbc26ad74e

  • Size

    243KB

  • Sample

    210919-k3nngsbha4

  • MD5

    65c1119670b71d3fe86b7ed541999e03

  • SHA1

    1dc67fb289fc2ea2c4545a73c5390ad4095302a7

  • SHA256

    1c8d8072fea1d3d9634480b2e5fdd384b11338c9c97652a7d80346bbc26ad74e

  • SHA512

    30a0e3dfbf2a8bf423e57a4f85a9f83d8a3aa76923fdc6dedd8d5547a3512843f347b756f43ab89b35b209f9eee64659290a7e768c84277872c5f925a32e30fe

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://venerynnet1.top/

http://kevonahira2.top/

http://vegangelist3.top/

http://kingriffaele4.top/

http://arakeishant5.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

UDP

C2

45.9.20.20:13441

Targets

    • Target

      1c8d8072fea1d3d9634480b2e5fdd384b11338c9c97652a7d80346bbc26ad74e

    • Size

      243KB

    • MD5

      65c1119670b71d3fe86b7ed541999e03

    • SHA1

      1dc67fb289fc2ea2c4545a73c5390ad4095302a7

    • SHA256

      1c8d8072fea1d3d9634480b2e5fdd384b11338c9c97652a7d80346bbc26ad74e

    • SHA512

      30a0e3dfbf2a8bf423e57a4f85a9f83d8a3aa76923fdc6dedd8d5547a3512843f347b756f43ab89b35b209f9eee64659290a7e768c84277872c5f925a32e30fe

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • 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

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • 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 Enterprise v6

Tasks