Overview

overview

10

Static

static

193b3023b3...72.exe

windows7_x64

10

193b3023b3...72.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    140s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08-06-2022 14:36

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General

  • Target

    193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72.exe

  • Size

    653KB

  • MD5

    58f06cad4c804366565de62ec9fde918

  • SHA1

    aaa10511e2244e3cd1432fe402f4a0f2d457c7b7

  • SHA256

    193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72

  • SHA512

    0502e5bd59d5b13c0b4dd552eed9d082aa724d78bc784ac56e7a18fa5d8446e689187f8f17fd807d6332723a01b9e3889a63697c194f817914c97568b7445214

Score
10/10
vidar543discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

16.7

Botnet

543

C2

http://bokrosiiit.com/

Attributes
  • profile_id

    543

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    suricata
  • Vidar Stealer 4 IoCs
    stealer
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

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

    spywarestealer
  • 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
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Looks up external IP address via web service 1 IoCs

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

  • Program crash 9 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72.exe
    "C:\Users\Admin\AppData\Local\Temp\193b3023b3665a5054f4fc7ff11c6c80f2f1569e8b1f66e8df0f2ca404d0cc72.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3816
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 764
      2⤵
      • Program crash
      PID:4888
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 780
      2⤵
      • Program crash
      PID:2720
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 780
      2⤵
      • Program crash
      PID:3980
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 820
      2⤵
      • Program crash
      PID:4124
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 920
      2⤵
      • Program crash
      PID:1656
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1044
      2⤵
      • Program crash
      PID:436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1120
      2⤵
      • Program crash
      PID:3428
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 1132
      2⤵
      • Program crash
      PID:4484
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3816 -s 768
      2⤵
      • Program crash
      PID:336
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 3816 -ip 3816
    1⤵
      PID:4968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 3816 -ip 3816
      1⤵
        PID:1596
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3816 -ip 3816
        1⤵
          PID:2528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3816 -ip 3816
          1⤵
            PID:4944
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 3816 -ip 3816
            1⤵
              PID:4508
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 3816 -ip 3816
              1⤵
                PID:1340
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 3816 -ip 3816
                1⤵
                  PID:4384
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 3816 -ip 3816
                  1⤵
                    PID:2752
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 620 -p 3816 -ip 3816
                    1⤵
                      PID:3532

                    Network

                    MITRE ATT&CK Matrix ATT&CK v6

                    Initial Access

                    Execution

                    Persistence

                    Privilege Escalation

                    Defense Evasion

                    Credential Access

                    Credentials in Files

                    4
                    T1081

                    Discovery

                    Query Registry

                    2
                    T1012

                    System Information Discovery

                    1
                    T1082

                    Lateral Movement

                    Collection

                    Data from Local System

                    4
                    T1005

                    Exfiltration

                    Command and Control

                    Impact

                    Replay Monitor

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                    Downloads

                    • memory/3816-130-0x0000000003787000-0x00000000037DF000-memory.dmp
                      Filesize

                      352KB

                      Download
                    • memory/3816-131-0x00000000036C0000-0x000000000374B000-memory.dmp
                      Filesize

                      556KB

                      Download
                    • memory/3816-132-0x0000000000400000-0x0000000003572000-memory.dmp
                      Filesize

                      49.4MB

                      Download
                    • memory/3816-133-0x0000000003787000-0x00000000037DF000-memory.dmp
                      Filesize

                      352KB

                      Download
                    • memory/3816-134-0x00000000036C0000-0x000000000374B000-memory.dmp
                      Filesize

                      556KB

                      Download
                    • memory/3816-135-0x0000000000400000-0x0000000003572000-memory.dmp
                      Filesize

                      49.4MB

                      Download