General

  • Target

    689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f

  • Size

    1.5MB

  • Sample

    231023-3slegsag96

  • MD5

    aa8eb7f7ceaea67b60d979354c4ff818

  • SHA1

    e41a1b849d44a71904afe978a8912bc728fb6c1a

  • SHA256

    689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f

  • SHA512

    e8e18d98d679a2c239829cccb3e4be5c16e9ddb6618fc9f0cc27e9addcc065dcf880c139c722d8f1f8f7895163cf33f24d0d9eb6c885c15c7e23739f9abdf8b5

  • SSDEEP

    24576:dyvQHTX+ZIbI7XrDMpVwcZZ8OzuqV2gyOBUDC6alSRhOpsswO5dYIGXEiqu+nJx:44HTX3aX/BMdy8URalaTX6YnTz2

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

Targets

    • Target

      689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f

    • Size

      1.5MB

    • MD5

      aa8eb7f7ceaea67b60d979354c4ff818

    • SHA1

      e41a1b849d44a71904afe978a8912bc728fb6c1a

    • SHA256

      689ccfbbcef94cf8c5dc4085f272b777f53c70090888ba3e430b7b1a8fd34c0f

    • SHA512

      e8e18d98d679a2c239829cccb3e4be5c16e9ddb6618fc9f0cc27e9addcc065dcf880c139c722d8f1f8f7895163cf33f24d0d9eb6c885c15c7e23739f9abdf8b5

    • SSDEEP

      24576:dyvQHTX+ZIbI7XrDMpVwcZZ8OzuqV2gyOBUDC6alSRhOpsswO5dYIGXEiqu+nJx:44HTX3aX/BMdy8URalaTX6YnTz2

    • 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.

    • Detected google phishing page

    • Glupteba

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

    • Glupteba payload

    • 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.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Sets service image path in registry

    • 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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • UPX packed file

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

    • Windows security modification

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks