General

  • Target

    280C314B18DDF2481C1173C653ACF508262E0AD3DBF2D.exe

  • Size

    3.2MB

  • Sample

    221007-yktnnsdefr

  • MD5

    d95bc24372683e79b6e64692fec36ce7

  • SHA1

    e68f3e3bf13589534534775314f0a8d0c9ae260f

  • SHA256

    280c314b18ddf2481c1173c653acf508262e0ad3dbf2dfa8b64f48d75bd10765

  • SHA512

    b50ee4aa5ba1800fa976913f737b539e1a4fba569d1543662d76ced51294dcb1a3e3be5c20af2991aecb362517294cec74c250de2d7393f6b58013ee71c2ea13

  • SSDEEP

    98304:xYqdUDZvPnnmRaR7TIndd4HNb3h30VVcCvLUBsKZ3yEE:xpYnKaRvInYtb3NevLUCKoEE

Malware Config

Extracted

Family

nullmixer

C2

http://watira.xyz/

Extracted

Family

privateloader

C2

http://91.241.19.125/pub.php?pub=one

http://sarfoods.com/index.php

Attributes
  • payload_url

    https://cdn.discordapp.com/attachments/1003879548242374749/1003976870611669043/NiceProcessX64.bmp

    https://cdn.discordapp.com/attachments/1003879548242374749/1003976754358124554/NiceProcessX32.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/931507465563045909/dingo_20220114120058.bmp

    https://c.xyzgamec.com/userdown/2202/random.exe

    http://193.56.146.76/Proxytest.exe

    http://www.yzsyjyjh.com/askhelp23/askinstall23.exe

    http://privacy-tools-for-you-780.com/downloads/toolspab3.exe

    http://luminati-china.xyz/aman/casper2.exe

    https://innovicservice.net/assets/vendor/counterup/RobCleanerInstlr95038215.exe

    http://tg8.cllgxx.com/hp8/g1/yrpp1047.exe

    https://cdn.discordapp.com/attachments/910842184708792331/930849718240698368/Roll.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/930850766787330068/real1201.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/930882959131693096/Installer.bmp

    http://185.215.113.208/ferrari.exe

    https://cdn.discordapp.com/attachments/910842184708792331/931233371110141962/LingeringsAntiphon.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/931285223709225071/russ.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/932720393201016842/filinnn.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/933436611427979305/build20k.bmp

    https://c.xyzgamec.com/userdown/2202/random.exe

    http://mnbuiy.pw/adsli/note8876.exe

    http://www.yzsyjyjh.com/askhelp23/askinstall23.exe

    http://luminati-china.xyz/aman/casper2.exe

    https://suprimax.vet.br/css/fonts/OneCleanerInst942914.exe

    http://tg8.cllgxx.com/hp8/g1/ssaa1047.exe

    https://www.deezloader.app/files/Deezloader_Remix_Installer_64_bit_4.3.0_Setup.exe

    https://www.deezloader.app/files/Deezloader_Remix_Installer_32_bit_4.3.0_Setup.exe

    https://cdn.discordapp.com/attachments/910281601559167006/911516400005296219/anyname.exe

    https://cdn.discordapp.com/attachments/910281601559167006/911516894660530226/PBsecond.exe

    https://cdn.discordapp.com/attachments/910842184708792331/914047763304550410/Xpadder.bmp

Extracted

Family

vidar

Version

39.8

Botnet

706

C2

https://xeronxikxxx.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

nymaim

C2

208.67.104.97

85.31.46.167

Targets

    • Target

      280C314B18DDF2481C1173C653ACF508262E0AD3DBF2D.exe

    • Size

      3.2MB

    • MD5

      d95bc24372683e79b6e64692fec36ce7

    • SHA1

      e68f3e3bf13589534534775314f0a8d0c9ae260f

    • SHA256

      280c314b18ddf2481c1173c653acf508262e0ad3dbf2dfa8b64f48d75bd10765

    • SHA512

      b50ee4aa5ba1800fa976913f737b539e1a4fba569d1543662d76ced51294dcb1a3e3be5c20af2991aecb362517294cec74c250de2d7393f6b58013ee71c2ea13

    • SSDEEP

      98304:xYqdUDZvPnnmRaR7TIndd4HNb3h30VVcCvLUBsKZ3yEE:xpYnKaRvInYtb3NevLUCKoEE

    • Detects Smokeloader packer

    • Modifies Windows Defender Real-time Protection settings

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • NyMaim

      NyMaim is a malware with various capabilities written in C++ and first seen in 2013.

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • 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

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks