General

  • Target

    F50136C9CA26451E33D5B1D09890DAD5.exe

  • Size

    627KB

  • Sample

    210903-j6q3cacgd8

  • MD5

    f50136c9ca26451e33d5b1d09890dad5

  • SHA1

    1827fabd646f12bef405fef65f5078c4c8809f68

  • SHA256

    2ff77816fa6b9e2fdbc630e06a003b09228f39887f8dfea7f8020d9346bd2324

  • SHA512

    68beea7a2791cc0f25398d30da143a07a8df363e0f09e0c2aff7f3c8ff72a566f6ed7eb4df57f0508d74789d7959df964a81df5c1ea02a83ee810e23ad39c084

Malware Config

Extracted

Family

redline

Botnet

02_09_fat

C2

185.215.113.104:18754

Extracted

Family

redline

Botnet

NORMAN3

C2

45.14.49.184:28743

Extracted

Family

redline

Botnet

1

C2

37.0.8.88:44263

Extracted

Family

vidar

Version

40.4

Botnet

937

C2

https://romkaxarit.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Family

redline

Botnet

test

C2

45.14.49.169:22411

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/

rc4.i32
rc4.i32

Targets

    • Target

      F50136C9CA26451E33D5B1D09890DAD5.exe

    • Size

      627KB

    • MD5

      f50136c9ca26451e33d5b1d09890dad5

    • SHA1

      1827fabd646f12bef405fef65f5078c4c8809f68

    • SHA256

      2ff77816fa6b9e2fdbc630e06a003b09228f39887f8dfea7f8020d9346bd2324

    • SHA512

      68beea7a2791cc0f25398d30da143a07a8df363e0f09e0c2aff7f3c8ff72a566f6ed7eb4df57f0508d74789d7959df964a81df5c1ea02a83ee810e23ad39c084

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection 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.

MITRE ATT&CK Enterprise v6

Tasks