General

  • Target

    37904ac37e91e0497936159fbbcd48749ec2b7ea742e3a44fe4e00db2507b402

  • Size

    691KB

  • Sample

    231110-arprashf67

  • MD5

    07ae1d50c8c55c125349e7e6cb76a754

  • SHA1

    f3ce214ce1b944d0c2d62804f4ba9d799d92015c

  • SHA256

    37904ac37e91e0497936159fbbcd48749ec2b7ea742e3a44fe4e00db2507b402

  • SHA512

    f88fb24790a4e4b0e394414959937ceefe1149d7e6d209edf2d906aed8bff0fe777c8dad1107e6fee868a6fd0cbb27c2c59cc5aaef7e9416ed0bff6df6001801

  • SSDEEP

    12288:AMrLy90CbxlXkfGkIyZeGDveAfY8kUb2pDWwBeA2oMjXGgFcu8NLv0+:7y3QIyZeG6sYdO2pDWQOoMjX4z0+

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

http://kkudndkwatnfevcaqeefytqnh.top/index.php

http://whxzqkbbtzvdyxdeseoiyujzs.co/index.php

http://nnzqahmamqucusarjveovbuyt.cyou/index.php

http://uohhunkmnfhbimtagizqgwpmv.to/index.php

http://163.5.169.23/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

redline

Botnet

pixelnew2.0

C2

194.49.94.11:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

194.169.175.235:42691

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

Extracted

Family

redline

Botnet

LiveTraffic

C2

195.10.205.17:24867

Extracted

Family

raccoon

Botnet

23545d68ee8b777ffd2f74f9eb99e145

C2

http://91.103.252.114:80/

Attributes
  • user_agent

    SunShineMoonLight

xor.plain

Targets

    • Target

      37904ac37e91e0497936159fbbcd48749ec2b7ea742e3a44fe4e00db2507b402

    • Size

      691KB

    • MD5

      07ae1d50c8c55c125349e7e6cb76a754

    • SHA1

      f3ce214ce1b944d0c2d62804f4ba9d799d92015c

    • SHA256

      37904ac37e91e0497936159fbbcd48749ec2b7ea742e3a44fe4e00db2507b402

    • SHA512

      f88fb24790a4e4b0e394414959937ceefe1149d7e6d209edf2d906aed8bff0fe777c8dad1107e6fee868a6fd0cbb27c2c59cc5aaef7e9416ed0bff6df6001801

    • SSDEEP

      12288:AMrLy90CbxlXkfGkIyZeGDveAfY8kUb2pDWwBeA2oMjXGgFcu8NLv0+:7y3QIyZeG6sYdO2pDWQOoMjX4z0+

    • DcRat

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

    • Detect Mystic stealer payload

    • Glupteba

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

    • Glupteba payload

    • Mystic

      Mystic is an infostealer written in C++.

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • 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

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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.

    • Drops startup file

    • 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.

    • 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

    • Manipulates WinMonFS driver.

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks