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General

  • Target

    772a2f758d727013aef9c9d9f5861394dae7fd20a937bc2cbc4dabdc0d94a55e

  • Size

    534KB

  • Sample

    230921-vc4xwshd61

  • MD5

    cd68a3823da02633a2aef5a0824abfd5

  • SHA1

    139817ced7d45f0b32444eee7833c8e2c00a6b96

  • SHA256

    772a2f758d727013aef9c9d9f5861394dae7fd20a937bc2cbc4dabdc0d94a55e

  • SHA512

    ea9ddf2f6104df3d90339f74e00eb465854f9cdcab9634816fa6578d6a61be70d96cb6aee3c9c890a3c70baf7f8b87c31eeef9fbabfb0737968b61092b347c3b

  • SSDEEP

    6144:f+AUxvdjNgBoHFIZ0YesFZITJuUQnBhC/ya6H9fV:zQNg2FTJuUQnnV

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      772a2f758d727013aef9c9d9f5861394dae7fd20a937bc2cbc4dabdc0d94a55e

    • Size

      534KB

    • MD5

      cd68a3823da02633a2aef5a0824abfd5

    • SHA1

      139817ced7d45f0b32444eee7833c8e2c00a6b96

    • SHA256

      772a2f758d727013aef9c9d9f5861394dae7fd20a937bc2cbc4dabdc0d94a55e

    • SHA512

      ea9ddf2f6104df3d90339f74e00eb465854f9cdcab9634816fa6578d6a61be70d96cb6aee3c9c890a3c70baf7f8b87c31eeef9fbabfb0737968b61092b347c3b

    • SSDEEP

      6144:f+AUxvdjNgBoHFIZ0YesFZITJuUQnBhC/ya6H9fV:zQNg2FTJuUQnnV

    • Detected google phishing page

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks