Overview

overview

10

Static

static

10

tmp.exe

windows7-x64

10

tmp.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    tmp

  • Size

    418KB

  • Sample

    231221-w4yqmadhg2

  • MD5

    0aca798eb9951ab0dd5e92723e3d2664

  • SHA1

    33ecc4ff22947e411621c8f4cd4719cd95669194

  • SHA256

    12e5e5bba84f2a618310f72a7fbb40e04bf2f221a13145b3a91bb4707d7130c1

  • SHA512

    22f711e5d259d85c31786ad4d8cde81474514f4690fd0c2d108ebb6e27d54bdc88bb46ba4aafe1a2aca94fd70f92adf4829d37e89e9e32e545d926cc7ba2d942

  • SSDEEP

    6144:ZoKCcjSrSPsMJPZ/P3+9303XH5Tv7b9cOVX2j+Hk4fZ6A4zmL5RqfMvmgpum+bg0:ZoLX+B131bc54fk7mLrPvmgpum+bZ

Score
10/10
amadeydjvugluptebaredlinesmokeloaderstealc@ytlogsbotup3backdoordiscoverydropperevasioninfostealerloaderransomwarestealerthemidatrojanupx

Malware Config

Extracted

Family

amadey

Version

4.13

C2

http://5.42.65.125

Attributes
  • install_dir

    0de90fc5c7

  • install_file

    Utsysc.exe

  • strings_key

    b34dd8f60e55add4645c4650cc7f7e7e

  • url_paths

    /k92lsA3dpb/index.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

stealc

C2

http://77.91.76.36

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/
rc4.i32
rc4.i32

Extracted

Family

djvu

C2

http://zexeq.com/test1/get.php

Attributes
  • extension

    .loqw

  • offline_id

    NrqpaQRhQqq5l2tBPp1QS34I3ME2IKsAlZ0A9pt1

  • payload_url

    http://brusuax.com/dl/build2.exe

    http://zexeq.com/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-MhbiRFXgXD 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: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0838ASdw

rsa_pubkey.plain

Extracted

Family

redline

Botnet

@ytlogsbot

C2

195.20.16.190:45294

Targets

    • Target

      tmp

    • Size

      418KB

    • MD5

      0aca798eb9951ab0dd5e92723e3d2664

    • SHA1

      33ecc4ff22947e411621c8f4cd4719cd95669194

    • SHA256

      12e5e5bba84f2a618310f72a7fbb40e04bf2f221a13145b3a91bb4707d7130c1

    • SHA512

      22f711e5d259d85c31786ad4d8cde81474514f4690fd0c2d108ebb6e27d54bdc88bb46ba4aafe1a2aca94fd70f92adf4829d37e89e9e32e545d926cc7ba2d942

    • SSDEEP

      6144:ZoKCcjSrSPsMJPZ/P3+9303XH5Tv7b9cOVX2j+Hk4fZ6A4zmL5RqfMvmgpum+bg0:ZoLX+B131bc54fk7mLrPvmgpum+bZ

    Score
    10/10
    amadeydjvugluptebasmokeloaderstealcup3backdoordiscoverydropperevasionloaderransomwarestealerthemidatrojanredline@ytlogsbotinfostealerupx

    • Amadey

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

      trojanamadey

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • RedLine

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

      infostealerredline

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Modifies Windows Firewall

      evasion

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • UPX packed file

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

      upx

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

File and Directory Permissions Modification

1
T1222

Credential Access

Discovery

System Information Discovery

1
T1082

Process Discovery

1
T1057

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks