General

  • Target

    2ff77816fa6b9e2fdbc630e06a003b09228f39887f8dfea7f8020d9346bd2324.exe

  • Size

    627KB

  • Sample

    210903-wngr6sgfcr

  • MD5

    f50136c9ca26451e33d5b1d09890dad5

  • SHA1

    1827fabd646f12bef405fef65f5078c4c8809f68

  • SHA256

    2ff77816fa6b9e2fdbc630e06a003b09228f39887f8dfea7f8020d9346bd2324

  • SHA512

    68beea7a2791cc0f25398d30da143a07a8df363e0f09e0c2aff7f3c8ff72a566f6ed7eb4df57f0508d74789d7959df964a81df5c1ea02a83ee810e23ad39c084

Malware Config

Extracted

Family

redline

Botnet

build

C2

91.142.78.76:34407

Extracted

Family

redline

Botnet

1

C2

37.0.8.88:44263

Extracted

Family

redline

Botnet

test

C2

45.14.49.169:22411

Extracted

Family

raccoon

Botnet

b8ef25fa9e346b7a31e4b6ff160623dd5fed2474

Attributes
  • url4cnc

    https://telete.in/iphbarberleo

rc4.plain
rc4.plain

Extracted

Family

vidar

Version

40.4

Botnet

937

C2

https://romkaxarit.tumblr.com/

Attributes
  • profile_id

    937

Targets

    • Target

      2ff77816fa6b9e2fdbc630e06a003b09228f39887f8dfea7f8020d9346bd2324.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.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks