Analysis

  • max time kernel
    52s
  • max time network
    54s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 16:39

General

  • Target

    S0FTWARE.exe

  • Size

    21.1MB

  • MD5

    cfe61c91004402eb43efa2cceb6fd2a0

  • SHA1

    ab7fbc240d4fe28e895adbe166df108268dac58a

  • SHA256

    a490fe9a531f182f99e5de208cdbf9a1e53556b7c3883f18be5e1f7ed3629b6b

  • SHA512

    d32467ff81d84cae2d386d42d8b4a7dc556c50998523bdc153fb003fc1a526e78f49156cb5191bb9216026fea67b3a4043a149de74612564e9c35210f95dd91b

  • SSDEEP

    196608:Mv3y2K8hTIdrJ2ghnPtjkEo7nCkfto3rfM2TCWNb:Iy2KmCrJ2ghnPtjDo7nh1QRb

Malware Config

Extracted

Family

vidar

C2

https://t.me/edm0d

https://steamcommunity.com/profiles/

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Signatures

  • Detect Vidar Stealer 15 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • XMRig Miner payload 9 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates new service(s) 2 TTPs
  • Downloads MZ/PE file
  • Drops file in Drivers directory 2 IoCs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 14 IoCs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
  • Power Settings 1 TTPs 8 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Launches sc.exe 14 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Modifies data under HKEY_USERS 50 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\S0FTWARE.exe
    "C:\Users\Admin\AppData\Local\Temp\S0FTWARE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3312
    • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
      "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1480
      • C:\ProgramData\KEHCAFHIJE.exe
        "C:\ProgramData\KEHCAFHIJE.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        PID:3880
        • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1336
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3464
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            5⤵
              PID:3168
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            4⤵
            • Launches sc.exe
            PID:4224
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            4⤵
            • Launches sc.exe
            PID:2340
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            4⤵
            • Launches sc.exe
            PID:872
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            4⤵
            • Launches sc.exe
            PID:4324
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            4⤵
            • Launches sc.exe
            PID:1616
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3176
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3844
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:4220
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:4228
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe delete "GoogleUpdateTaskMachineK"
            4⤵
            • Launches sc.exe
            PID:376
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe create "GoogleUpdateTaskMachineK" binpath= "C:\ProgramData\GoogleUP\Chrome\Updater.exe" start= "auto"
            4⤵
            • Launches sc.exe
            PID:2948
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop eventlog
            4⤵
            • Launches sc.exe
            PID:1540
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe start "GoogleUpdateTaskMachineK"
            4⤵
            • Launches sc.exe
            PID:2136
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\HCBFIJJECFIE" & exit
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4876
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            4⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:2832
    • C:\ProgramData\GoogleUP\Chrome\Updater.exe
      C:\ProgramData\GoogleUP\Chrome\Updater.exe
      1⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3116
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:312
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3096
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:4080
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:2396
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:3484
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:1756
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:4268
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:1304
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:60
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4852
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:2220
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4236
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:5008
          • C:\Windows\explorer.exe
            explorer.exe
            2⤵
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3944

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\KEHCAFHIJE.exe

          Filesize

          5.2MB

          MD5

          1e5ab6d00e6b8d80c8789e2401467ce7

          SHA1

          74ea63cc923edb83d206a07bf482595f55ea9010

          SHA256

          4863b0973b798bdbc0e89cdbe4efb5462933f2d457148f43c82a12af89651147

          SHA512

          39aa35408498e4751c3d16364b6863ffc347df45252850a11d486dd7e36b0e4062276833762eaf2c15ed3229c67118d5e420cb1d5fc79f80aaa5e1137a31e701

        • 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\__PSScriptPolicyTest_s1txvhtw.0ka.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Windows\system32\drivers\etc\hosts

          Filesize

          3KB

          MD5

          00930b40cba79465b7a38ed0449d1449

          SHA1

          4b25a89ee28b20ba162f23772ddaf017669092a5

          SHA256

          eda1aae2c8fce700e3bdbe0186cf3db88400cf0ac13ec736e84dacba61628a01

          SHA512

          cbe4760ec041e7da7ab86474d5c82969cfccb8ccc5dbdac9436862d5b1b86210ab90754d3c8da5724176570d8842e57a716a281acba8719e90098a6f61a17c62

        • memory/312-158-0x00000170A13D0000-0x00000170A13DA000-memory.dmp

          Filesize

          40KB

        • memory/312-159-0x00000170A3AB0000-0x00000170A3ACA000-memory.dmp

          Filesize

          104KB

        • memory/312-161-0x00000170A3A90000-0x00000170A3A96000-memory.dmp

          Filesize

          24KB

        • memory/312-162-0x00000170A3AA0000-0x00000170A3AAA000-memory.dmp

          Filesize

          40KB

        • memory/312-160-0x00000170A13E0000-0x00000170A13E8000-memory.dmp

          Filesize

          32KB

        • memory/312-157-0x00000170A3A70000-0x00000170A3A8C000-memory.dmp

          Filesize

          112KB

        • memory/312-156-0x00000170A13C0000-0x00000170A13CA000-memory.dmp

          Filesize

          40KB

        • memory/312-155-0x00000170A3870000-0x00000170A3925000-memory.dmp

          Filesize

          724KB

        • memory/312-154-0x00000170A13A0000-0x00000170A13BC000-memory.dmp

          Filesize

          112KB

        • memory/1336-125-0x000002BA60FF0000-0x000002BA61012000-memory.dmp

          Filesize

          136KB

        • memory/1480-18-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-59-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-87-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-5-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-76-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-75-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-2-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-17-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-1-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-86-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-52-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-0-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-119-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-20-0x00000000222A0000-0x00000000224FF000-memory.dmp

          Filesize

          2.4MB

        • memory/1480-51-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-35-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/1480-34-0x0000000000400000-0x0000000000657000-memory.dmp

          Filesize

          2.3MB

        • memory/3944-186-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-176-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-189-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-188-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-187-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-183-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-178-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-182-0x00000000011B0000-0x00000000011D0000-memory.dmp

          Filesize

          128KB

        • memory/3944-180-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-179-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-177-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-185-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-175-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-181-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3944-184-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/5008-174-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/5008-169-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/5008-171-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/5008-170-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/5008-167-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/5008-168-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB