General

  • Target

    bcf539f76d6c8915fb913445554c66e6.bin

  • Size

    1.5MB

  • Sample

    231031-dfrcjaab98

  • MD5

    1ae7c7cd31c453ee652bb860e724e954

  • SHA1

    a6c767c6b7555d37463dbb79945332074f5bd814

  • SHA256

    69ad888350daae5c3256bf947ed9c78117e4fd431a31996d46819d7ecba3a66d

  • SHA512

    4b4e6b876e858022e6179890eb7d007c2d159641df071d365c0ac1967c117904ae60e8bcc3ae50afc167d0dc3b062b3a15aa2533cb2e16d2c4b9a5c5bbde86ab

  • SSDEEP

    49152:YDqwZ+U/oS0cpC/DPTDgR3y1IZXTu3ZD1xt:YpV/o7Oc7/gRC12+rxt

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

kinza

C2

77.91.124.86:19084

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

@ytlogsbot

C2

194.169.175.235:42691

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

6a6a005b9aa778f606280c5fa24ae595

C2

http://195.123.218.98:80

http://31.192.23

Attributes
  • user_agent

    SunShineMoonLight

xor.plain

Targets

    • Target

      4cb429f2d4df1601088f0751401d5653b16942c84455340729337b003da5a71a.exe

    • Size

      1.5MB

    • MD5

      bcf539f76d6c8915fb913445554c66e6

    • SHA1

      be71d489900794eaa7e63cf69a1fc313dc2509a1

    • SHA256

      4cb429f2d4df1601088f0751401d5653b16942c84455340729337b003da5a71a

    • SHA512

      319116a2ed98b55e0784ce4ea9a8176a16ae7a56c53529c9c1c8c455bf0ef385f2745251bbe4532eb21cdda9c2c93bf0a713a587740e0dbfd2de445cec30d5ef

    • SSDEEP

      24576:cyeyJLq3ggkWHj8MgC730aebytzWnjENsJWrxfxMv68XWBV2+cQ7dn+:L5WvvHj8MgTbytcjEUWtJ4mBaQ

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Defender Real-time Protection settings

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Raccoon Stealer 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • xmrig

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • Accesses Microsoft Outlook profiles

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Detected potential entity reuse from brand paypal.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks