Overview

overview

10

Static

static

Installer.exe

windows7_x64

10

Installer.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    264s
  • max time network
    291s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    06-05-2022 13:33

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General

  • Target

    Installer.exe

  • Size

    364.9MB

  • MD5

    6f4a55e3149cdaeee406f45159143ad3

  • SHA1

    8b78b75db208bc8830bc6ee4a336c4a6924ad162

  • SHA256

    db3a04ac7c84019a5cea15908ee835b1a76acb289f3657bb8aeddfe780ae9885

  • SHA512

    f5134c9f08493b1f16cba0bb2c77663358908305eb865df8928e425bd4b710416f16b9fc149122bc25184e26e9f605b08121ff701ba56bd56b3c08036ba61d8d

Score
10/10
vidar1281discoveryevasionspywarestealersuricatatrojan

Malware Config

Extracted

Family

vidar

Version

52

Botnet

1281

C2

https://t.me/hollandracing

https://busshi.moe/@ronxik321
Attributes
  • profile_id

    1281

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    suricata
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • Vidar Stealer 4 IoCs
    stealer
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
    1⤵
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3532
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 452 -p 2708 -ip 2708
    1⤵
      PID:4872
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2708 -s 2112
      1⤵
      • Program crash
      PID:5088
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1396
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:816

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Virtualization/Sandbox Evasion

      1
      T1497

      Credential Access

      Credentials in Files

      3
      T1081

      Discovery

      Query Registry

      5
      T1012

      Virtualization/Sandbox Evasion

      1
      T1497

      System Information Discovery

      4
      T1082

      Peripheral Device Discovery

      1
      T1120

      Lateral Movement

      Collection

      Data from Local System

      3
      T1005

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • C:\ProgramData\mozglue.dll
        Filesize

        133KB

        MD5

        8f73c08a9660691143661bf7332c3c27

        SHA1

        37fa65dd737c50fda710fdbde89e51374d0c204a

        SHA256

        3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

        SHA512

        0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

        Download Submit
      • C:\ProgramData\nss3.dll
        Filesize

        1.2MB

        MD5

        bfac4e3c5908856ba17d41edcd455a51

        SHA1

        8eec7e888767aa9e4cca8ff246eb2aacb9170428

        SHA256

        e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

        SHA512

        2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

        Download Submit
      • memory/3532-138-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-139-0x0000000077D80000-0x0000000077F23000-memory.dmp
        Filesize

        1.6MB

        Download
      • memory/3532-134-0x00000000767F0000-0x0000000076A05000-memory.dmp
        Filesize

        2.1MB

        Download
      • memory/3532-135-0x00000000008F0000-0x0000000000930000-memory.dmp
        Filesize

        256KB

        Download
      • memory/3532-137-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-136-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-130-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-133-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-141-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-142-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-143-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-144-0x0000000060900000-0x0000000060992000-memory.dmp
        Filesize

        584KB

        Download
      • memory/3532-132-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download
      • memory/3532-131-0x0000000000950000-0x00000000010C8000-memory.dmp
        Filesize

        7.5MB

        Download