General

  • Target

    File.rar

  • Size

    5.8MB

  • Sample

    220705-rjjzhsaabk

  • MD5

    04ec0cff05e4eb07ed46b71a74039b91

  • SHA1

    0eb2e049f6b9173a6f1b7c23fa0367bbd1f7e6a0

  • SHA256

    24876e127254ad0312cf6d46934e297d77f009985c5874f348959892fe4ce904

  • SHA512

    d4016ee43caf4fd467cd1367cb14bbae9200a2aa058f2605ddba65cae429feb874fbaf55c17587651937fb16ddd78d9f27bf96a15776a7135f5e883fd294e81b

Malware Config

Extracted

Family

privateloader

C2

http://212.193.30.45/proxies.txt

http://85.202.169.116/server.txt

pastebin.com/raw/A7dSG1te

http://wfsdragon.ru/api/setStats.php

85.202.169.116

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

http://sarfoods.com/index.php

Attributes
  • payload_url

    http://193.233.185.125/download/NiceProcessX64.bmp

    http://193.233.185.125/download/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

    http://64.227.67.0/searchApp.exe

Targets

    • Target

      File.exe

    • Size

      5.9MB

    • MD5

      a918feb305100632b7a9044ff2d9f000

    • SHA1

      ccead101f37dd6f035e200f4dc631e50b99c32ab

    • SHA256

      f24799f17a003ab371fd5b6835bee216d331a7560762899fa46fe62772e64dee

    • SHA512

      278077023b873343f80b9b40764c9931a476596f23ad22acad0ce2fb5a39a5e7663cada047d900fead0604c006f314625b9f145052e082b467be393c69db4f08

    • Modifies Windows Defender Real-time Protection settings

    • PrivateLoader

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

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

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

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • UPX packed file

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

    • 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.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks