General

  • Target

    dadc8cdf158c7302eca1e32f67c2e06891357e81b2dcb9e4729d42d6a8de640b

  • Size

    210KB

  • Sample

    220907-2pzl9sadfp

  • MD5

    b5c49e8880809c8f66705693907e7a2d

  • SHA1

    bbcd26249dafebf0b1520ff2564355a3195928f7

  • SHA256

    dadc8cdf158c7302eca1e32f67c2e06891357e81b2dcb9e4729d42d6a8de640b

  • SHA512

    42eeeda65481c40c8e5b8263d6fe249b35ad08674885955a987f250c1643f3f01541c247509a9d7eea53ee50c7229c507fae27a4bb5210a3cf87b7bf0a1c781c

  • SSDEEP

    3072:suqrzqif9dCcCi1o2C6RsZqmAaX37TL6++8zSrm98Sz6:yHf9dCIo20Zqu7Tur8SrmPm

Malware Config

Extracted

Family

redline

Botnet

mario_new

C2

176.122.23.55:11768

Attributes
  • auth_value

    eeee8d5fcc3ba3a42094ef260c5bdcb4

Extracted

Family

djvu

C2

http://acacaca.org/lancer/get.php

Attributes
  • extension

    .mmdt

  • offline_id

    yd6oYv6aBN90yFzTWdZ34sXSXtXiauzOLXZyWht1

  • payload_url

    http://rgyui.top/dl/build2.exe

    http://acacaca.org/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

socelars

C2

https://hueduy.s3.eu-west-1.amazonaws.com/dhfry901/

Extracted

Family

redline

Botnet

1337

C2

78.153.144.6:2510

Attributes
  • auth_value

    b0447922bcbc2eda83260a9e7a638f45

Extracted

Family

redline

Botnet

nam5

C2

103.89.90.61:34589

Attributes
  • auth_value

    f23be8e9063fe5d0c6fc3ee8e7d565bd

Targets

    • Target

      dadc8cdf158c7302eca1e32f67c2e06891357e81b2dcb9e4729d42d6a8de640b

    • Size

      210KB

    • MD5

      b5c49e8880809c8f66705693907e7a2d

    • SHA1

      bbcd26249dafebf0b1520ff2564355a3195928f7

    • SHA256

      dadc8cdf158c7302eca1e32f67c2e06891357e81b2dcb9e4729d42d6a8de640b

    • SHA512

      42eeeda65481c40c8e5b8263d6fe249b35ad08674885955a987f250c1643f3f01541c247509a9d7eea53ee50c7229c507fae27a4bb5210a3cf87b7bf0a1c781c

    • SSDEEP

      3072:suqrzqif9dCcCi1o2C6RsZqmAaX37TL6++8zSrm98Sz6:yHf9dCIo20Zqu7Tur8SrmPm

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • 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.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks