Analysis

  • max time kernel
    145s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 11:12

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    6879c0e92290ed7a0e289cc3aaedc855

  • SHA1

    142ec4479eab773d71ef7b2a76425c039b45fc1b

  • SHA256

    7cf4bbf990447d72bd9d0ba0a19d824f8b598b4a8759cec8e53f92c2db9a221b

  • SHA512

    99b9339c3db036c30146057caaf15e3b4b3aaacb82123802af677406aaa5646ece4c9349daa97faff2d740b43bf19b0dfe39d492cdf7d1af19c41ce0959dbacd

  • SSDEEP

    49152:oylp0eRr/wxlEr1k68gUOGWVwEEEEGoqFdC8:oyJRr/Qi1kpR1WVwEEEEGoqFd3

Malware Config

Extracted

Family

vidar

Version

3.1

Botnet

ba1fc89d9f7df84dadf34886aabb246c

C2

https://t.me/owned001

http://65.109.236.2:80

https://t.me/tabootalks

https://steamcommunity.com/profiles/76561199472266392

http://135.181.26.183:80

Attributes
  • profile_id_v2

    ba1fc89d9f7df84dadf34886aabb246c

Signatures

  • Detects LgoogLoader payload 1 IoCs
  • LgoogLoader

    A downloader capable of dropping and executing other malware families.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Loads dropped DLL 3 IoCs
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\taskhostw.exe
    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
    1⤵
      PID:2880
      • C:\Windows\SysWOW64\fontview.exe
        "C:\Windows\SYSWOW64\fontview.exe"
        2⤵
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:3520
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 1864
          3⤵
          • Program crash
          PID:4236
    • C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe"
      1⤵
      • Suspicious use of NtCreateUserProcessOtherParentProcess
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2440
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"
        2⤵
          PID:1504
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3520 -ip 3520
        1⤵
          PID:4008

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Credential Access

        Credentials in Files

        2
        T1081

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        1
        T1082

        Collection

        Data from Local System

        2
        T1005

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\mozglue.dll
          Filesize

          593KB

          MD5

          c8fd9be83bc728cc04beffafc2907fe9

          SHA1

          95ab9f701e0024cedfbd312bcfe4e726744c4f2e

          SHA256

          ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

          SHA512

          fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

        • C:\ProgramData\nss3.dll
          Filesize

          2.0MB

          MD5

          1cc453cdf74f31e4d913ff9c10acdde2

          SHA1

          6e85eae544d6e965f15fa5c39700fa7202f3aafe

          SHA256

          ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

          SHA512

          dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

        • C:\Users\Admin\AppData\Local\Temp\240591343.dll
          Filesize

          566KB

          MD5

          87a0c31ef2e03ee553605ca1bebbd354

          SHA1

          19c69d245f75814f495beb4770c55f0c9003b53c

          SHA256

          4e6a47c072dc87cc310995ebdf10db5d76fa180e8ce8a0909db751121927afff

          SHA512

          fe08f217bfa56d003eb174de9e1418384989da71ab6b504893b3ee88da975da9e2b593afc4213be3c1054f2ba7d62003cbb34dcea3644d85d1db6817d5815a76

        • memory/1504-138-0x0000000000400000-0x0000000000434000-memory.dmp
          Filesize

          208KB

        • memory/1504-140-0x00000000013A0000-0x00000000013AD000-memory.dmp
          Filesize

          52KB

        • memory/1504-139-0x0000000000E70000-0x0000000000E79000-memory.dmp
          Filesize

          36KB

        • memory/1504-137-0x0000000000400000-0x0000000000434000-memory.dmp
          Filesize

          208KB

        • memory/1504-135-0x0000000000400000-0x0000000000434000-memory.dmp
          Filesize

          208KB

        • memory/2440-134-0x000000000CC40000-0x000000000CF01000-memory.dmp
          Filesize

          2.8MB

        • memory/3520-145-0x0000000000F70000-0x0000000000FDD000-memory.dmp
          Filesize

          436KB

        • memory/3520-156-0x0000000061E00000-0x0000000061EF3000-memory.dmp
          Filesize

          972KB

        • memory/3520-224-0x0000000000F70000-0x0000000000FDD000-memory.dmp
          Filesize

          436KB

        • memory/3520-225-0x0000000000F70000-0x0000000000FDD000-memory.dmp
          Filesize

          436KB