General

  • Target

    e4b23ebeb82594979325357ce20f14f70143d98ff49a9d5a2e6258fbfb33e555.exe

  • Size

    9MB

  • 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

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-j3AdKrnQie Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: admin@helpdata.top Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0482JIjdm

rsa_pubkey.plain

Extracted

Family

tofsee

C2

niflheimr.cn

jotunheim.name

Targets

    • Target

      e4b23ebeb82594979325357ce20f14f70143d98ff49a9d5a2e6258fbfb33e555.exe

    • Size

      9MB

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

3
T1089

File Permissions Modification

1
T1222

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks