Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/02/2026, 14:05
Behavioral task
behavioral1
Sample
0B82B7C4AD21F54E62C93B8976E62726.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
0B82B7C4AD21F54E62C93B8976E62726.exe
Resource
win11-20260130-en
General
- Target 0B82B7C4AD21F54E62C93B8976E62726.exe
- Size 2.1MB
- Sample260228-rd2blsat4e
- SHA256 d8ae95705379f6f0233c294d5d9d841ebccb6dae75736aadd0ff25d6d350b9ed
- MD5 0b82b7c4ad21f54e62c93b8976e62726
- SHA1 027356938e96642c6bbde4c24b99bf78db6052e7
- SHA512 17c32b7b1a99b322eef7b95d119a6b91e38d1bf2dcbf54ee187063ae86e93ddd272ac302c15969181550ee6f8d20037775b2cea790fb4882f38f06c4048cd00d
- SSDEEP 49152:IAR6pHImCXi45lSevpEiegzoQ49aXZmMAGWaoDuNvaUtDaXmpIW51I:IwI7Wl5Yei1LQ49unkuwUtYq51I
- TLSH T100A50133B5E28533EAB640B02E541B469FBFE6320438CC5B97D86D496764DC3E61A393
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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valleyrat_s2
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1.0
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108.187.43.3:1799
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108.187.43.3:443
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108.187.43.3:80
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campaign_date
2026. 2.14
Signatures
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resource yara_rule behavioral1/memory/3920-13-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit behavioral1/memory/6108-23-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit - Detects DonutLoader 1 IoCs
resource yara_rule behavioral1/memory/5672-49-0x000001CC3E0E0000-0x000001CC3E109000-memory.dmp family_donutloader - Detects ValleyRAT payload 9 IoCs
resource yara_rule behavioral1/memory/5672-52-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-53-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-54-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-55-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-56-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-57-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-71-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-73-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 behavioral1/memory/5672-72-0x000001CC40CD0000-0x000001CC40D2B000-memory.dmp family_valleyrat_stage_2_v2 - DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Donutloader family
- Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/3920-13-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat behavioral1/memory/6108-23-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat - Gh0strat family
- Purplefox family
- ValleyRat
ValleyRat stage2 is a backdoor written in C++.
- Valleyrat_s2 family
- Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Gwogwo.exe - Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" Gwogwo.exe - Executes dropped EXE 5 IoCs
pid Process 2292 sg.tmp 3920 Setup3221.exe 6108 Gwogwo.exe 5764 Gwogwo.exe 5672 MA.exe - Enumerates connected drives 3 TTPs 44 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\G: Gwogwo.exe File opened (read-only) \??\L: Gwogwo.exe File opened (read-only) \??\M: Gwogwo.exe File opened (read-only) \??\H: MA.exe File opened (read-only) \??\I: MA.exe File opened (read-only) \??\Q: MA.exe File opened (read-only) \??\R: MA.exe File opened (read-only) \??\B: Gwogwo.exe File opened (read-only) \??\E: Gwogwo.exe File opened (read-only) \??\V: Gwogwo.exe File opened (read-only) \??\W: Gwogwo.exe File opened (read-only) \??\B: MA.exe File opened (read-only) \??\E: MA.exe File opened (read-only) \??\H: Gwogwo.exe File opened (read-only) \??\R: Gwogwo.exe File opened (read-only) \??\X: Gwogwo.exe File opened (read-only) \??\Z: Gwogwo.exe File opened (read-only) \??\G: MA.exe File opened (read-only) \??\O: MA.exe File opened (read-only) \??\P: MA.exe File opened (read-only) \??\Y: MA.exe File opened (read-only) \??\P: Gwogwo.exe File opened (read-only) \??\S: Gwogwo.exe File opened (read-only) \??\T: Gwogwo.exe File opened (read-only) \??\J: MA.exe File opened (read-only) \??\K: MA.exe File opened (read-only) \??\M: MA.exe File opened (read-only) \??\N: MA.exe File opened (read-only) \??\Z: MA.exe File opened (read-only) \??\I: Gwogwo.exe File opened (read-only) \??\J: Gwogwo.exe File opened (read-only) \??\Y: Gwogwo.exe File opened (read-only) \??\Q: Gwogwo.exe File opened (read-only) \??\U: Gwogwo.exe File opened (read-only) \??\L: MA.exe File opened (read-only) \??\T: MA.exe File opened (read-only) \??\U: MA.exe File opened (read-only) \??\X: MA.exe File opened (read-only) \??\K: Gwogwo.exe File opened (read-only) \??\N: Gwogwo.exe File opened (read-only) \??\O: Gwogwo.exe File opened (read-only) \??\S: MA.exe File opened (read-only) \??\V: MA.exe File opened (read-only) \??\W: MA.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Gwogwo.exe Setup3221.exe File opened for modification C:\Windows\SysWOW64\Gwogwo.exe Setup3221.exe -
resource yara_rule behavioral1/memory/3792-0-0x0000000000400000-0x0000000000569000-memory.dmp upx behavioral1/memory/3792-58-0x0000000000400000-0x0000000000569000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0B82B7C4AD21F54E62C93B8976E62726.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup3221.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gwogwo.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gwogwo.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5012 cmd.exe 3064 PING.EXE - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz Gwogwo.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Gwogwo.exe - Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum Gwogwo.exe Key created \REGISTRY\USER\.DEFAULT\Software Gwogwo.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft Gwogwo.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie Gwogwo.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" Gwogwo.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 3064 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe 5764 Gwogwo.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 5764 Gwogwo.exe - Suspicious use of AdjustPrivilegeToken 22 IoCs
description pid Process Token: SeBackupPrivilege 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeRestorePrivilege 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: 33 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeIncBasePriorityPrivilege 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: 33 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeIncBasePriorityPrivilege 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: 33 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeIncBasePriorityPrivilege 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeRestorePrivilege 2292 sg.tmp Token: 35 2292 sg.tmp Token: SeSecurityPrivilege 2292 sg.tmp Token: SeSecurityPrivilege 2292 sg.tmp Token: 33 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeIncBasePriorityPrivilege 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeIncBasePriorityPrivilege 3920 Setup3221.exe Token: 33 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeIncBasePriorityPrivilege 3792 0B82B7C4AD21F54E62C93B8976E62726.exe Token: SeLoadDriverPrivilege 5764 Gwogwo.exe Token: 33 5764 Gwogwo.exe Token: SeIncBasePriorityPrivilege 5764 Gwogwo.exe Token: 33 5764 Gwogwo.exe Token: SeIncBasePriorityPrivilege 5764 Gwogwo.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5672 MA.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3792 wrote to memory of 5200 3792 0B82B7C4AD21F54E62C93B8976E62726.exe 86 PID 3792 wrote to memory of 2292 3792 0B82B7C4AD21F54E62C93B8976E62726.exe 89 PID 3792 wrote to memory of 3920 3792 0B82B7C4AD21F54E62C93B8976E62726.exe 93 PID 6108 wrote to memory of 5764 6108 Gwogwo.exe 95 PID 3920 wrote to memory of 5012 3920 Setup3221.exe 96 PID 3792 wrote to memory of 5672 3792 0B82B7C4AD21F54E62C93B8976E62726.exe 97 PID 5012 wrote to memory of 3064 5012 cmd.exe 100 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\0B82B7C4AD21F54E62C93B8976E62726.exe"C:\Users\Admin\AppData\Local\Temp\0B82B7C4AD21F54E62C93B8976E62726.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3792 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c set2⤵PID:5200
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C:\Users\Admin\AppData\Local\Temp\~9056298447924285755~\sg.tmp7zG_exe x "C:\Users\Admin\AppData\Local\Temp\0B82B7C4AD21F54E62C93B8976E62726.exe" -y -aoa -o"C:\Users\Admin\AppData\Local\Temp\~8306416172488408933"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2292
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C:\Users\Admin\AppData\Local\Temp\~8306416172488408933\Setup3221.exe"C:\Users\Admin\AppData\Local\Temp\~8306416172488408933\Setup3221.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\~83064~1\SETUP3~1.EXE > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3064
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C:\Users\Admin\AppData\Local\Temp\~8306416172488408933\MA.exe"C:\Users\Admin\AppData\Local\Temp\~8306416172488408933\MA.exe"2⤵
- Executes dropped EXE
- Enumerates connected drives
- Suspicious use of SetWindowsHookEx
PID:5672
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C:\Windows\SysWOW64\Gwogwo.exeC:\Windows\SysWOW64\Gwogwo.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6108 -
C:\Windows\SysWOW64\Gwogwo.exeC:\Windows\SysWOW64\Gwogwo.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:5764
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Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\~8306416172488408933\MA.exe
- Size 446KB
- SHA256 b3da593a7219b45deddd92b7b9ac337d311bbe16bbb38aef9a1d6160aa24d136
- MD5 abb2c7862f7a489f8b767a195eb84f43
- SHA1 57023e87c06f11ec84a1c3e727ca8492b2f2ca3f
- SHA512 9f014cb2cba38511a1bd0af266efe0c5936e87be12608e15d9aa62e4a4bda9115c3c37095ccaba01f3128517940be884190a723e5e736d8f387ab701a6f986d1
- SSDEEP 6144:gsQ946uFaV+ziqt7uz/inNHh7CrV4q6YKF1XbtLws:gsO4sV+Rt7K/kHVCNJKrxM
- TLSH T1B5A4C0DEE2AA10E1CC1626F998140BC79B3145325774055F237AAD950F375FACC2EFA2
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\~8306416172488408933\Setup3221.exe
- Size 1.4MB
- SHA256 84582ae3e4944b8697b498c8302ae5d334d18907bc198714b7d149ec5e88dec2
- MD5 77a805f78225bad037c269f28551c3b6
- SHA1 1296b302d702e2d7547a327c1059cd9f8a717189
- SHA512 0086606708e5df07432ea3806417abb54569db825ad6f88e2d2984515fa77dfc805751977d01d2e1829ac2b06133fa6d02f49eac442acf963cec82748806b762
- SSDEEP 24576:F39WaOyHutimZ9VSly2hVvHW6qMnSbTBBhBMN:598HPkVOBTK
- TLSH T1D665AE591BA74266DB557779C8A6A6A419190F431F28C0B21E304E1EBD2334FFC23EBD
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\~9056298447924285755~\sg.tmp
- Size 715KB
- SHA256 4cc32d00338fc7b206a7c052297acf9ac304ae7de9d61a2475a116959c1524fc
- MD5 7c4718943bd3f66ebdb47ccca72c7b1e
- SHA1 f9edfaa7adb8fa528b2e61b2b251f18da10a6969
- SHA512 e18c40d646fa4948f90f7471da55489df431f255041ebb6dcef86346f91078c9b27894e27216a4b2fe2a1c5e501c7953c77893cf696930123d28a322d49e1516
- SSDEEP 12288:fDGME0uBHVw8VOa/iJ9x1mJhXTUOr/swII0urngQfmsa9mn+WEqdxaxH7B:fD2lHV4a/G9x1UhjU+EwhrrngwmsemZe
- TLSH T131F49E223BF6C1BBD24201318A1CABF590F5F7590B3059C363908F6D6B399D5D63AA1E
- MD5 SHA1 SHA512 SSDEEP TLSH