Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2022 11:36

General

  • Target

    File.exe

  • Size

    44.8MB

  • MD5

    1198cbf8402c406a1f9116a8a78106ce

  • SHA1

    212cba28df200c395e263b413822e7cafc5251ff

  • SHA256

    b926f2d291437818aa3a766c431f7486e1f86a3cb7a1e82cb9c3fb1ee80befb7

  • SHA512

    e2ff31d8243ffcf3bee8fb9c71a90653b10b73d85ed7c53ac7cef3c368d4ebd63fbce34f5f0d2422e8f7c819342e77c686cf77a91080902c348c0680b24f5bc0

Malware Config

Extracted

Family

privateloader

C2

http://163.123.143.4/proxies.txt

http://107.182.129.251/server.txt

pastebin.com/raw/A7dSG1te

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

163.123.143.12

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

http://sarfoods.com/index.php

Attributes
  • payload_url

    https://cdn.discordapp.com/attachments/1004293542186848319/1006848237547831356/NiceProcessX64.bmp

    https://cdn.discordapp.com/attachments/1004293542186848319/1006848228697841664/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

redline

Botnet

0308 RUZKI

C2

213.219.247.199:9452

Attributes
  • auth_value

    6d23493aa4a595ab4a24b8f29dfd6ded

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 7 IoCs
  • PrivateLoader

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

  • RedLine

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

  • RedLine payload 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\File.exe
    "C:\Users\Admin\AppData\Local\Temp\File.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4316
    • C:\Users\Admin\Pictures\Minor Policy\_2jLlR_QX7yL7XilBtf44JLs.exe
      "C:\Users\Admin\Pictures\Minor Policy\_2jLlR_QX7yL7XilBtf44JLs.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:228
    • C:\Users\Admin\Pictures\Minor Policy\0ZofM1T0Mac0rL3FVHQQAziz.exe
      "C:\Users\Admin\Pictures\Minor Policy\0ZofM1T0Mac0rL3FVHQQAziz.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        3⤵
          PID:2628

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Defense Evasion

    Modify Registry

    1
    T1112

    Disabling Security Tools

    1
    T1089

    Virtualization/Sandbox Evasion

    1
    T1497

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    3
    T1012

    Virtualization/Sandbox Evasion

    1
    T1497

    System Information Discovery

    4
    T1082

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\Pictures\Minor Policy\0ZofM1T0Mac0rL3FVHQQAziz.exe
      Filesize

      1.5MB

      MD5

      5b825327fb8bfcfbd5de343406063d28

      SHA1

      403bc4a02c2eb06554d50bbf7b470535336fafa2

      SHA256

      698e362cf38354c817e95f64eeda4ee42b8e542b4c21915728e33749eea1ba3b

      SHA512

      08e3025b527d501580e473d0b51dd9ff7bfef1443033e404f61051c2911388dcfae8abc1ac75f1cbf622d71775b059b364dd03578db49559bdb6e1df97f96561

    • C:\Users\Admin\Pictures\Minor Policy\0ZofM1T0Mac0rL3FVHQQAziz.exe
      Filesize

      1.5MB

      MD5

      5b825327fb8bfcfbd5de343406063d28

      SHA1

      403bc4a02c2eb06554d50bbf7b470535336fafa2

      SHA256

      698e362cf38354c817e95f64eeda4ee42b8e542b4c21915728e33749eea1ba3b

      SHA512

      08e3025b527d501580e473d0b51dd9ff7bfef1443033e404f61051c2911388dcfae8abc1ac75f1cbf622d71775b059b364dd03578db49559bdb6e1df97f96561

    • C:\Users\Admin\Pictures\Minor Policy\_2jLlR_QX7yL7XilBtf44JLs.exe
      Filesize

      318KB

      MD5

      3f22bd82ee1b38f439e6354c60126d6d

      SHA1

      63b57d818f86ea64ebc8566faeb0c977839defde

      SHA256

      265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

      SHA512

      b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

    • C:\Users\Admin\Pictures\Minor Policy\_2jLlR_QX7yL7XilBtf44JLs.exe
      Filesize

      318KB

      MD5

      3f22bd82ee1b38f439e6354c60126d6d

      SHA1

      63b57d818f86ea64ebc8566faeb0c977839defde

      SHA256

      265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

      SHA512

      b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

    • memory/228-140-0x0000000000000000-mapping.dmp
    • memory/2596-143-0x0000000000000000-mapping.dmp
    • memory/2596-149-0x00000000021D4000-0x0000000002866000-memory.dmp
      Filesize

      6.6MB

    • memory/2596-151-0x00000000021D4000-0x0000000002866000-memory.dmp
      Filesize

      6.6MB

    • memory/2596-159-0x000000000287F000-0x00000000029CA000-memory.dmp
      Filesize

      1.3MB

    • memory/2596-154-0x000000000E9A0000-0x000000000EAB4000-memory.dmp
      Filesize

      1.1MB

    • memory/2596-150-0x000000000287F000-0x00000000029CA000-memory.dmp
      Filesize

      1.3MB

    • memory/2596-152-0x000000000287F000-0x00000000029CA000-memory.dmp
      Filesize

      1.3MB

    • memory/2596-153-0x000000000E9A0000-0x000000000EAB4000-memory.dmp
      Filesize

      1.1MB

    • memory/2628-155-0x0000000000000000-mapping.dmp
    • memory/2628-162-0x0000000004AE0000-0x0000000004BEA000-memory.dmp
      Filesize

      1.0MB

    • memory/2628-163-0x0000000004A10000-0x0000000004A4C000-memory.dmp
      Filesize

      240KB

    • memory/2628-161-0x00000000049B0000-0x00000000049C2000-memory.dmp
      Filesize

      72KB

    • memory/2628-160-0x0000000004F10000-0x0000000005528000-memory.dmp
      Filesize

      6.1MB

    • memory/2628-156-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/2628-158-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/4316-138-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB

    • memory/4316-148-0x0000000004320000-0x0000000004574000-memory.dmp
      Filesize

      2.3MB

    • memory/4316-146-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB

    • memory/4316-147-0x0000000077E10000-0x0000000077FB3000-memory.dmp
      Filesize

      1.6MB

    • memory/4316-139-0x0000000004320000-0x0000000004574000-memory.dmp
      Filesize

      2.3MB

    • memory/4316-130-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB

    • memory/4316-137-0x0000000077E10000-0x0000000077FB3000-memory.dmp
      Filesize

      1.6MB

    • memory/4316-136-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB

    • memory/4316-135-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB

    • memory/4316-134-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB

    • memory/4316-133-0x0000000077E10000-0x0000000077FB3000-memory.dmp
      Filesize

      1.6MB

    • memory/4316-132-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB

    • memory/4316-131-0x0000000000400000-0x0000000000D2C000-memory.dmp
      Filesize

      9.2MB