General

  • Target

    5753b2cfe4fc0704fced8154c3d7e566c6e0f58c2d1e55fcf6364421a5ee6840

  • Size

    241KB

  • Sample

    220127-g81cpahah8

  • MD5

    95fd5db1e1529ff4369fe2619d99832f

  • SHA1

    82caa7406ac895b7da1c9d2461df77506e42cb47

  • SHA256

    5753b2cfe4fc0704fced8154c3d7e566c6e0f58c2d1e55fcf6364421a5ee6840

  • SHA512

    29fed18b500f7c9d3b1fdb372d8d523f8a6f4e3527f4e021ab44319d9b523720206d8c148590378fe955488c3e8cb14c5e73c07aabca9e5415295a36f655a172

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

      5753b2cfe4fc0704fced8154c3d7e566c6e0f58c2d1e55fcf6364421a5ee6840

    • Size

      241KB

    • MD5

      95fd5db1e1529ff4369fe2619d99832f

    • SHA1

      82caa7406ac895b7da1c9d2461df77506e42cb47

    • SHA256

      5753b2cfe4fc0704fced8154c3d7e566c6e0f58c2d1e55fcf6364421a5ee6840

    • SHA512

      29fed18b500f7c9d3b1fdb372d8d523f8a6f4e3527f4e021ab44319d9b523720206d8c148590378fe955488c3e8cb14c5e73c07aabca9e5415295a36f655a172

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Executes dropped EXE

    • Deletes itself

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks