General

  • Target

    66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00

  • Size

    244KB

  • Sample

    210920-fl8j4sfedp

  • MD5

    8872a0810f84b22f76e9c01e4b8d19c7

  • SHA1

    cd5c3b7ae7c1343d3b896e56db32085b9140f7bc

  • SHA256

    66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00

  • SHA512

    4b5e962a3403cd6f871e083a7910e48a9a3e0682068be7b5536a842f5cf54ba7e6393e277d1041b66fd284fd052eedc7f28e728f8f62e72ea334198a5dca6a0f

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

Extracted

Family

redline

Botnet

New777

C2

45.67.231.145:10991

Targets

    • Target

      66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00

    • Size

      244KB

    • MD5

      8872a0810f84b22f76e9c01e4b8d19c7

    • SHA1

      cd5c3b7ae7c1343d3b896e56db32085b9140f7bc

    • SHA256

      66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00

    • SHA512

      4b5e962a3403cd6f871e083a7910e48a9a3e0682068be7b5536a842f5cf54ba7e6393e277d1041b66fd284fd052eedc7f28e728f8f62e72ea334198a5dca6a0f

    • 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