Analysis

  • user interaction
    yes
  • max time kernel
    298s
  • max time network
    283s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/05/2026, 01:08

General

  • Target
    safчw.exe
  • Size 114.6MB
  • Sample260511-bg8bbshs21
  • SHA256 82844b4ef73a8dec7cecda98d1b825fd0c7636d4764b3e6efedc687557c8de83
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 17 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\safчw.exe
    "C:\Users\Admin\AppData\Local\Temp\safчw.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4280
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C tasklist | findstr /I /C:"360tray.exe" /C:"HipsTray.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4768
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I /C:"360tray.exe" /C:"HipsTray.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4836
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C start "" /B cmd.exe /C "powershell Add-MpPreference -ExclusionPath C:\,D:\,F:\"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3676
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /C "powershell Add-MpPreference -ExclusionPath C:\,D:\,F:\"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3796
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Add-MpPreference -ExclusionPath C:\,D:\,F:\
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3224
    • C:\Users\Admin\AppData\Roaming\comain_ev2f79\ev2f79.exe
      "C:\Users\Admin\AppData\Roaming\comain_ev2f79\ev2f79.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2640
    • C:\Users\Admin\AppData\Roaming\comain_ev2c34\ev2c34.exe
      "C:\Users\Admin\AppData\Roaming\comain_ev2c34\ev2c34.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      PID:1668
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Drops file in System32 directory
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    PID:3296
  • C:\Windows\System32\UserAccountBroker.exe
    C:\Windows\System32\UserAccountBroker.exe
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    PID:5016
  • C:\Windows\System32\edpnotify.exe
    C:\Windows\System32\edpnotify.exe
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:4912

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_3squhppq.sd1.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3squhppq.sd1.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        DcryptDll.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\DcryptDll.dll
        • Size 20KB
        • SHA256 0acb047f854771e2d5f5e7a3a2c8e261c86223988b2b6b00036fe64df994b537
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InstallOptions.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\InstallOptions.dll
        • Size 15KB
        • SHA256 1f8e8f336df6773d6b63bd5a7efbfc889d08888fec55da402eaf93cb950aa283
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\System.dll
        • Size 12KB
        • SHA256 acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\ioSpecial.ini
        • Size 1KB
        • SHA256 056f7b5545e225acd984568511b6b89081053a4c99e54ad4f1608ac6a7d2c547
        • MD5 SHA1 SHA512 TLSH

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\ioSpecial.ini
        • Size 1014B
        • SHA256 1a30b956ad34a443a95045f3ca62c143bdd90296ce28414161902058d33f6aa5
        • MD5 SHA1 SHA512 TLSH

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\ioSpecial.ini
        • Size 1014B
        • SHA256 0a9868dc95b4ce367c9723e5e2465ac82b0c7c089ec2b244a472ef2988d61419
        • MD5 SHA1 SHA512 TLSH

        ioSpecial.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\ioSpecial.ini
        • Size 1KB
        • SHA256 ad0a4377d2e4b96d6291d34a1aa64efc14e41dc7478b291e4fa0e70d1dbd94b0
        • MD5 SHA1 SHA512 TLSH

        nsExec.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsm1605.tmp\nsExec.dll
        • Size 7KB
        • SHA256 c1b7c3ef8b77a5bb335dc9ec9c3546b249014dde43aa2a9ed719b4d5933741df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        uk_tmp.txt

        • Path C:\Users\Admin\AppData\Local\Temp\uk_tmp.txt
        • Size 1B
        • SHA256 2d711642b726b04401627ca9fbac32f5c8530fb1903cc4db02258717921a4881
        • MD5 SHA1 SHA512

        ap.asin

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\ap.asin
        • Size 260B
        • SHA256 43dfcce8b8f757886733a000fc716baa561c44139e824e0c06c17faa9e80a97b
        • MD5 SHA1 SHA512 TLSH

        bnymir.ou

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\bnymir.ou
        • Size 403KB
        • SHA256 311f644a8cc871e9fde0dbf9126189f11cf14534d8aadd824954595b56dbe5d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bteuns.pt

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\bteuns.pt
        • Size 533KB
        • SHA256 c56bba6fd6236e30d9b5bb7ffea33079a143819fe1f08db346ff7b96acc9cf00
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cmrsk.ce

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\cmrsk.ce
        • Size 166KB
        • SHA256 32c1efcf15430df8e87207bde1916c807378edf6bd9552f02aeb6d50ac56f752
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ev2c34.exe

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\ev2c34.exe
        • Size 333KB
        • SHA256 66eeb0aa208e5ef0ed682cc60b3a66b09c496cf94653c48a1a34529a70d2ff1e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        fhkan.oi

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2c34\fhkan.oi
        • Size 180KB
        • SHA256 4846e03250931965df77d4fb897fb3d100d451b72a7910a2840630195cfe1246
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dxyvnb.ti

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\dxyvnb.ti
        • Size 56KB
        • SHA256 2ede6fc732c291281f5e51563a4239e38bc9cc57c42719836d51690edf46c525
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ev2f79.exe

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\ev2f79.exe
        • Size 228KB
        • SHA256 b77c6b9b8ea620e37cdefb0a489a1577b77033d0b6a1dc3982359810a7aa0b44
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntrin.er

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\ntrin.er
        • Size 168KB
        • SHA256 0250643af857245804b1836a240104cd8122c995d1e63f45c6ab6cb4d1065532
        • MD5 SHA1 SHA512 SSDEEP TLSH

        otrm.oi

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\otrm.oi
        • Size 141KB
        • SHA256 75100bebbc67795bdcec4e17ef4401fe00a14cbcff6857cbad251d1e103e6568
        • MD5 SHA1 SHA512 SSDEEP TLSH

        yinma.vc

        • Path C:\Users\Admin\AppData\Roaming\comain_ev2f79\yinma.vc
        • Size 478KB
        • SHA256 cc734def371a00e17d744833b7a61f030051d0149712fba9d63bb7400271b12a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1668-282-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/1668-276-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/1668-283-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/1668-285-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/1668-284-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/1668-928-0x0000000010000000-0x0000000010031000-memory.dmp

        memory/2640-152-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/2640-180-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/2640-155-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/2640-153-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/2640-154-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/2640-147-0x0000000010000000-0x0000000010027000-memory.dmp

        memory/3224-214-0x0000000007120000-0x000000000712A000-memory.dmp

        memory/3224-218-0x0000000007300000-0x0000000007314000-memory.dmp

        memory/3224-210-0x0000000006D90000-0x0000000006E33000-memory.dmp

        memory/3224-119-0x0000000004910000-0x0000000004920000-memory.dmp

        memory/3224-212-0x0000000007710000-0x0000000007D8A000-memory.dmp

        memory/3224-213-0x00000000070C0000-0x00000000070DA000-memory.dmp

        memory/3224-120-0x0000000002450000-0x0000000002486000-memory.dmp

        memory/3224-199-0x0000000006370000-0x00000000063A2000-memory.dmp

        memory/3224-215-0x0000000007350000-0x00000000073E6000-memory.dmp

        memory/3224-216-0x00000000072C0000-0x00000000072D1000-memory.dmp

        memory/3224-217-0x00000000072F0000-0x00000000072FE000-memory.dmp

        memory/3224-142-0x00000000057A0000-0x0000000005AF4000-memory.dmp

        memory/3224-219-0x0000000007410000-0x000000000742A000-memory.dmp

        memory/3224-220-0x0000000007340000-0x0000000007348000-memory.dmp

        memory/3224-223-0x0000000004CA0000-0x0000000004CAE000-memory.dmp

        memory/3224-121-0x0000000004F50000-0x0000000005578000-memory.dmp

        memory/3224-132-0x0000000004CC0000-0x0000000004CE2000-memory.dmp

        memory/3224-133-0x0000000004E60000-0x0000000004EC6000-memory.dmp

        memory/3224-156-0x0000000005D90000-0x0000000005DAE000-memory.dmp

        memory/3224-208-0x0000000006D60000-0x0000000006D7E000-memory.dmp

        memory/3224-134-0x0000000005630000-0x0000000005696000-memory.dmp

        memory/3224-200-0x00000000704A0000-0x00000000704EC000-memory.dmp

        memory/3224-157-0x0000000005DD0000-0x0000000005E1C000-memory.dmp

        memory/3296-189-0x00000226A7470000-0x00000226A7492000-memory.dmp

        memory/3296-211-0x00000226BFE00000-0x00000226BFE1C000-memory.dmp

        memory/3296-299-0x00000226A6E30000-0x00000226A6E3C000-memory.dmp

        memory/3296-197-0x00000226BF8B0000-0x00000226BF8CC000-memory.dmp

        memory/3296-161-0x0000000180000000-0x000000018007D000-memory.dmp

        memory/3296-181-0x00000226A7220000-0x00000226A722C000-memory.dmp

        memory/3296-209-0x00000226BF890000-0x00000226BF89A000-memory.dmp

        memory/3296-198-0x00000226BFD20000-0x00000226BFDD5000-memory.dmp

        memory/4280-1650-0x00000000028B0000-0x0000000002983000-memory.dmp

        memory/4280-112-0x00000000028B0000-0x0000000002983000-memory.dmp

        memory/4912-889-0x0000000180000000-0x000000018008C000-memory.dmp

        memory/5016-1270-0x000001D798E50000-0x000001D798F20000-memory.dmp

        memory/5016-1279-0x000001D798E50000-0x000001D798F20000-memory.dmp

        memory/5016-1266-0x000001D798E50000-0x000001D798F20000-memory.dmp

        memory/5016-1265-0x000001D798E50000-0x000001D798F20000-memory.dmp

        memory/5016-1280-0x000001D798E50000-0x000001D798F20000-memory.dmp

        memory/5016-1271-0x000001D798E50000-0x000001D798F20000-memory.dmp

        memory/5016-1611-0x000001D798910000-0x000001D79891C000-memory.dmp

        memory/5016-1268-0x000001D798E50000-0x000001D798F20000-memory.dmp

        memory/5016-353-0x0000000180000000-0x000000018006B000-memory.dmp