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General

  • Target

    727f0f9bde4d92d1650cd6745153a610625f2d8138f2a0f8a0a0d3606fc4a945

  • Size

    922KB

  • Sample

    230920-cgmkasde3y

  • MD5

    d2f17310913cf9736d2786c2cdc1eaaf

  • SHA1

    aae6b53e291ef3ba6bc853a38419319c28142ba1

  • SHA256

    727f0f9bde4d92d1650cd6745153a610625f2d8138f2a0f8a0a0d3606fc4a945

  • SHA512

    c1e52177e2992e9fb53ebf6bb10b58c4f1874632781090d17f55fd1c5b2703ec3aff523e0ba10651d3ec1c771a6b3b4bebb5ae91a64137c922060bc5570be513

  • SSDEEP

    12288:ylsnnx2dAVuu9i4ytnfZFbZVfV5TjzxTvob43IubL5SnwmadLCAek:gsnx2dAV99i4yttV/33NmNA5

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

      727f0f9bde4d92d1650cd6745153a610625f2d8138f2a0f8a0a0d3606fc4a945

    • Size

      922KB

    • MD5

      d2f17310913cf9736d2786c2cdc1eaaf

    • SHA1

      aae6b53e291ef3ba6bc853a38419319c28142ba1

    • SHA256

      727f0f9bde4d92d1650cd6745153a610625f2d8138f2a0f8a0a0d3606fc4a945

    • SHA512

      c1e52177e2992e9fb53ebf6bb10b58c4f1874632781090d17f55fd1c5b2703ec3aff523e0ba10651d3ec1c771a6b3b4bebb5ae91a64137c922060bc5570be513

    • SSDEEP

      12288:ylsnnx2dAVuu9i4ytnfZFbZVfV5TjzxTvob43IubL5SnwmadLCAek:gsnx2dAV99i4yttV/33NmNA5

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • 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.

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks