Analysis

  • max time kernel
    87s
  • max time network
    88s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    18-09-2024 08:40

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 16 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 64 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:2524
    • 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:2420
      • C:\ProgramData\CAAEBFHJJD.exe
        "C:\ProgramData\CAAEBFHJJD.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        PID:4216
        • 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:4568
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4680
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            5⤵
              PID:4668
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            4⤵
            • Launches sc.exe
            PID:4696
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            4⤵
            • Launches sc.exe
            PID:3516
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            4⤵
            • Launches sc.exe
            PID:1028
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            4⤵
            • Launches sc.exe
            PID:2952
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            4⤵
            • Launches sc.exe
            PID:3164
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:1808
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3252
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:904
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3892
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe delete "GoogleUpdateTaskMachineK"
            4⤵
            • Launches sc.exe
            PID:4492
          • 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:3068
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop eventlog
            4⤵
            • Launches sc.exe
            PID:1184
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe start "GoogleUpdateTaskMachineK"
            4⤵
            • Launches sc.exe
            PID:964
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FHJEGIIEGIDG" & exit
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5012
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            4⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:1648
    • 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:1500
      • 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:2836
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3472
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:1212
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:3468
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:3016
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:2936
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:2380
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:1300
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4480
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:3716
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:3604
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4628
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:428
          • C:\Windows\explorer.exe
            explorer.exe
            2⤵
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2084
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
          1⤵
            PID:736

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ProgramData\CAAEBFHJJD.exe

            Filesize

            5.6MB

            MD5

            f590f83bdd469676d2bc2a190929ace0

            SHA1

            4d7bb47f7380898459f07e1036dc7fdd9554fbbb

            SHA256

            563015bcb142ed3e68a05f81de8d72e820b02ae7c4e97618721042162922079f

            SHA512

            b5038f19f463d2f20f745dace5370e10788af5d9892def719123a95e2eae7acd727b9d1e0ff79ad4ff1c540040b1e1c86f097fbf9b9f81045efc1b4f5726fcf1

          • 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_y5xjgjit.h43.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/428-175-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/428-179-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/428-178-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/428-177-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/428-176-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/428-182-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/1500-144-0x00007FF63BE90000-0x00007FF63C9D0000-memory.dmp

            Filesize

            11.2MB

          • memory/2084-193-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-187-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-188-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-189-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-190-0x00000000009F0000-0x0000000000A10000-memory.dmp

            Filesize

            128KB

          • memory/2084-186-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-185-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-183-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-194-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-195-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-192-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-196-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-191-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-197-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2084-184-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2420-81-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-26-0x000000001F6C0000-0x000000001F91F000-memory.dmp

            Filesize

            2.4MB

          • memory/2420-2-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-4-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-7-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-10-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-24-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-25-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-41-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-42-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-58-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-128-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-59-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-94-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-93-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-83-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-82-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2420-0-0x0000000000630000-0x0000000000887000-memory.dmp

            Filesize

            2.3MB

          • memory/2836-162-0x0000021024570000-0x000002102458C000-memory.dmp

            Filesize

            112KB

          • memory/2836-163-0x0000021024590000-0x0000021024643000-memory.dmp

            Filesize

            716KB

          • memory/2836-165-0x0000021024770000-0x000002102478C000-memory.dmp

            Filesize

            112KB

          • memory/2836-164-0x0000021024560000-0x000002102456A000-memory.dmp

            Filesize

            40KB

          • memory/2836-170-0x00000210247A0000-0x00000210247AA000-memory.dmp

            Filesize

            40KB

          • memory/2836-169-0x0000021024790000-0x0000021024796000-memory.dmp

            Filesize

            24KB

          • memory/2836-168-0x0000021024760000-0x0000021024768000-memory.dmp

            Filesize

            32KB

          • memory/2836-167-0x00000210247B0000-0x00000210247CA000-memory.dmp

            Filesize

            104KB

          • memory/2836-166-0x0000021024750000-0x000002102475A000-memory.dmp

            Filesize

            40KB

          • memory/4216-126-0x00007FF75F790000-0x00007FF7602D0000-memory.dmp

            Filesize

            11.2MB

          • memory/4568-137-0x000002524F420000-0x000002524F442000-memory.dmp

            Filesize

            136KB