General

  • Target

    533e02f8c0d7322c9bd27e988c805152994108e0abd1f1d61b5d3f52edebb693

  • Size

    317KB

  • Sample

    220125-qscq5agebn

  • MD5

    ba3bd892830fade9c9668ad1a72cf7b0

  • SHA1

    5b4e26f8cd995ffa6a4212f0c7bc65b66171e3d0

  • SHA256

    533e02f8c0d7322c9bd27e988c805152994108e0abd1f1d61b5d3f52edebb693

  • SHA512

    edfb7f920bbb9aca00f505124ee77f47a55ca482a51b46a7a0398752d3c4f69953d4fc436cf7ef4bcd2605e7d2234973514392e49680529b1b5eaabad2a10401

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

Targets

    • Target

      533e02f8c0d7322c9bd27e988c805152994108e0abd1f1d61b5d3f52edebb693

    • Size

      317KB

    • MD5

      ba3bd892830fade9c9668ad1a72cf7b0

    • SHA1

      5b4e26f8cd995ffa6a4212f0c7bc65b66171e3d0

    • SHA256

      533e02f8c0d7322c9bd27e988c805152994108e0abd1f1d61b5d3f52edebb693

    • SHA512

      edfb7f920bbb9aca00f505124ee77f47a55ca482a51b46a7a0398752d3c4f69953d4fc436cf7ef4bcd2605e7d2234973514392e49680529b1b5eaabad2a10401

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Executes dropped EXE

    • Sets service image path in registry

    • 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

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks