General

  • Target

    2d93013237a3db383bd2001b9e953abc5409d73164a5b6bca93f3e76c16f2650

  • Size

    933KB

  • Sample

    230923-yrzs9sca29

  • MD5

    348d7002a375712e3a3005f7ba74828d

  • SHA1

    a5cb6f5809c87bec30d1dc0b1b994e88b4315a13

  • SHA256

    2d93013237a3db383bd2001b9e953abc5409d73164a5b6bca93f3e76c16f2650

  • SHA512

    40646637b1600650bd31426c2d0a196c42ee0d2d6cfe78f18dc0b3225241732f5d9f9a4f7828e88c4382cd03babfccaf10046065eed9bb65999842647634ab6b

  • SSDEEP

    24576:dy4DGeyj+QVUuJd+aQx1yhaUMC768gtAf7:4oaReyY3Cm8gt

Malware Config

Extracted

Family

redline

Botnet

nanya

C2

77.91.124.82:19071

Attributes
  • auth_value

    640aa5afe54f566d8795f0dc723f8b52

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

      2d93013237a3db383bd2001b9e953abc5409d73164a5b6bca93f3e76c16f2650

    • Size

      933KB

    • MD5

      348d7002a375712e3a3005f7ba74828d

    • SHA1

      a5cb6f5809c87bec30d1dc0b1b994e88b4315a13

    • SHA256

      2d93013237a3db383bd2001b9e953abc5409d73164a5b6bca93f3e76c16f2650

    • SHA512

      40646637b1600650bd31426c2d0a196c42ee0d2d6cfe78f18dc0b3225241732f5d9f9a4f7828e88c4382cd03babfccaf10046065eed9bb65999842647634ab6b

    • SSDEEP

      24576:dy4DGeyj+QVUuJd+aQx1yhaUMC768gtAf7:4oaReyY3Cm8gt

    • Detect Fabookie payload

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • 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

    • Adds Run key to start application

    • 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