General

  • Target

    371007ba7dcf18b33ae57ae611085b82d306f467080110a1f5c8dac6214ecfca

  • Size

    239KB

  • Sample

    230923-xwcc4ahh8w

  • MD5

    2aa2bb0ea44789985dce9a68961e3397

  • SHA1

    2efe66252abedb7b0185c6e00ddb0232e6e77fc0

  • SHA256

    371007ba7dcf18b33ae57ae611085b82d306f467080110a1f5c8dac6214ecfca

  • SHA512

    25140552a504f13ab2492ed2c2a2349808c785a1a7d1634e76f553ae7d444e566aee3ef56a82a3f94b59350ed54fe933ca1e430693a653ca9b4735f72491a119

  • SSDEEP

    6144:Vv46fuYXChoQTjlFgLuCY1dRuAOn/YXgw8y0:VAYzXChdTbv1bu9Hw8y

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

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

      371007ba7dcf18b33ae57ae611085b82d306f467080110a1f5c8dac6214ecfca

    • Size

      239KB

    • MD5

      2aa2bb0ea44789985dce9a68961e3397

    • SHA1

      2efe66252abedb7b0185c6e00ddb0232e6e77fc0

    • SHA256

      371007ba7dcf18b33ae57ae611085b82d306f467080110a1f5c8dac6214ecfca

    • SHA512

      25140552a504f13ab2492ed2c2a2349808c785a1a7d1634e76f553ae7d444e566aee3ef56a82a3f94b59350ed54fe933ca1e430693a653ca9b4735f72491a119

    • SSDEEP

      6144:Vv46fuYXChoQTjlFgLuCY1dRuAOn/YXgw8y0:VAYzXChdTbv1bu9Hw8y

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks