General

  • Target

    e4b23ebeb82594979325357ce20f14f70143d98ff49a9d5a2e6258fbfb33e555.exe

  • Size

    9.1MB

  • Sample

    220522-jmzv5scfgk

  • MD5

    93e23e5bed552c0500856641d19729a8

  • SHA1

    7e14cdf808dcd21d766a4054935c87c89c037445

  • SHA256

    e4b23ebeb82594979325357ce20f14f70143d98ff49a9d5a2e6258fbfb33e555

  • SHA512

    3996d6144bd7dab401df7f95d4623ba91502619446d7c877c2ecb601f23433c9447168e959a90458e0fae3d9d39a03c25642f611dbc3114917cad48aca2594ff

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.znsjis.top/

Extracted

Family

redline

Botnet

UDP

C2

45.9.20.20:13441

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

smokeloader

Version

2020

C2

http://govsurplusstore.com/upload/

http://best-forsale.com/upload/

http://chmxnautoparts.com/upload/

http://kwazone.com/upload/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

3.10

C2

185.215.113.38/f8dfksdj3/index.php

Extracted

Family

redline

Botnet

ruz19489

C2

193.124.22.34:19489

Attributes
  • auth_value

    2b3af4bdf5e7f4f41faf1150d1660073

Extracted

Family

djvu

C2

http://ugll.org/test3/get.php

Attributes
  • extension

    .fefg

  • offline_id

    eBNgvyGQV1Hmt9DBdxVRs8qPi1agsS7OaohPmit1

  • payload_url

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

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

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

tofsee

C2

niflheimr.cn

jotunheim.name

Targets

    • Target

      e4b23ebeb82594979325357ce20f14f70143d98ff49a9d5a2e6258fbfb33e555.exe

    • Size

      9.1MB

    • MD5

      93e23e5bed552c0500856641d19729a8

    • SHA1

      7e14cdf808dcd21d766a4054935c87c89c037445

    • SHA256

      e4b23ebeb82594979325357ce20f14f70143d98ff49a9d5a2e6258fbfb33e555

    • SHA512

      3996d6144bd7dab401df7f95d4623ba91502619446d7c877c2ecb601f23433c9447168e959a90458e0fae3d9d39a03c25642f611dbc3114917cad48aca2594ff

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • FFDroider

      Stealer targeting social media platform users first seen in April 2022.

    • FFDroider Payload

    • Glupteba

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

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies Windows Defender Real-time Protection settings

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Win32/FFDroider CnC Activity M2

      suricata: ET MALWARE Win32/FFDroider CnC Activity M2

    • suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

      suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

    • OnlyLogger Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • UPX packed file

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • 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.

    • Windows security modification

    • 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.

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Modifies boot configuration data using bcdedit

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks