Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 22:24
Static task
static1
Behavioral task
behavioral1
Sample
c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe
Resource
win11ltsc2024-20260709-en
General
- Target c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe
- Size 6.7MB
- Sample260804-2bc64sfj3v
- SHA256 c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c
- MD5 be5ec4ad0375b32d990425b824541dac
- SHA1 46c0c8736be2c8c490658b89e80e207570d1d8ba
- SHA512 7c378482639b59e089707430eb01e68cec89ef2e9c5e8adeef26b58d9d95b29a1f73c08dceffb19695354336e223579bd7e24023a2735adb3e07041b39d73b9f
- SSDEEP 98304:69vOJd3nbqgOZrS/dsZf/X4UuDpXjusNCHwNep5/yRMejo3Obt9Bw9g:n5nbqg8elwf/Bu1jusNLNep5/yRMw
- TLSH T14B662323B6C5C0F1E95D1A3018761B76DE74BA414A2086E397E4FE397D373E2DA3601A
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UAC bypass 3 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" rdClient.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe - Deletes itself 1 IoCs
pid Process 2780 WScript.exe - Executes dropped EXE 2 IoCs
pid Process 4384 rdService.exe 3604 rdClient.exe - Drops file in System32 directory 12 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\30069012ED3CF5DB92F9F4FC78D55E2D_87238437CEFCADF00F1385E31A888EF4 rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\538F535B7FBDE384E456CC9F5DA5FBAB rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\538F535B7FBDE384E456CC9F5DA5FBAB rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506 rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506 rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\949AE42F2E1940677F52E2DFF8C7AE5F rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\949AE42F2E1940677F52E2DFF8C7AE5F rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content rdClient.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\30069012ED3CF5DB92F9F4FC78D55E2D_87238437CEFCADF00F1385E31A888EF4 rdClient.exe - Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
pid Process 2780 WScript.exe -
resource yara_rule behavioral1/memory/3144-5-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral1/memory/3144-4-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral1/memory/3144-2-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral1/memory/3144-7-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral1/memory/3144-17-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral1/memory/3144-22-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral1/memory/3144-32-0x0000000010000000-0x00000000100BE000-memory.dmp upx behavioral1/memory/3144-30-0x0000000010000000-0x00000000100BE000-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 4 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 rdClient.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rdService.exe - Modifies data under HKEY_USERS 50 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPublisher\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPublisher rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPublisher\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPublisher\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPublisher\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPublisher\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPublisher\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs rdClient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPublisher rdClient.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2370214745-1838013427-2987045292-1000_Classes\Local Settings c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe - Modifies system certificate store 2 TTPs 5 IoCs
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D3DD483E2BBF4C05E8AF10F5FA7626CFD3DC3092\Blob = 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 rdClient.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D3DD483E2BBF4C05E8AF10F5FA7626CFD3DC3092\Blob = 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 rdClient.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D3DD483E2BBF4C05E8AF10F5FA7626CFD3DC3092\Blob = 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 rdClient.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D3DD483E2BBF4C05E8AF10F5FA7626CFD3DC3092 rdClient.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D3DD483E2BBF4C05E8AF10F5FA7626CFD3DC3092\Blob = 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 rdClient.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 3604 rdClient.exe 3604 rdClient.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe 4384 rdService.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4384 rdService.exe Token: SeDebugPrivilege 4384 rdService.exe Token: SeDebugPrivilege 3604 rdClient.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3144 c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe 3144 c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe 3604 rdClient.exe 3604 rdClient.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4384 wrote to memory of 3604 4384 rdService.exe 89 PID 3144 wrote to memory of 2780 3144 c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe 90 - System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System rdClient.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" rdClient.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe"C:\Users\Admin\AppData\Local\Temp\c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\tem.vbs"2⤵
- Deletes itself
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:2780
-
-
C:\Users\Admin\AppData\Roaming\rdclientpro\rdService.exeC:\Users\Admin\AppData\Roaming\rdclientpro\rdService.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4384 -
C:\Users\Admin\AppData\Roaming\rdclientpro\rdClient.exeC:\Users\Admin\AppData\Roaming\rdclientpro\rdClient.exe quiet2⤵
- UAC bypass
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:3604
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\53225368ed49b7f0c9877f9af8aa5466_b9e6d1be-5eff-4596-940c-57922ad6c7c4
- Size 50B
- SHA256 1afd6739627846f123f2356dde03630688cb02dc2abb50d03aebfff284b4c8fc
- MD5 59c6c918f42c2c0c23cd5b085ed501e4
- SHA1 ab514bf739692a3839388776b836275177081bac
- SHA512 f88c0a58842c3f3c6f9dfbc4a1aa293d07e88986252589b7e8fed2da095b706f789dee80c1ab91444c89f3d25db628cfba0d6f9a4aa6f8839299ea95bdaa3c45
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\tem.vbs
- Size 275B
- SHA256 d4958d21ca5864a8d24fbaaba86955317cc5edea48b36ddce4e5146e11be5886
- MD5 480577bcc6fb0be429952e2d81d8c5a2
- SHA1 1b91c03fdfc326c6162f49fc0c8dbfa050fed452
- SHA512 456a41cf96d9ef1cb7d4f4b068520b6c62246a81958bd0faa20aeb45fa2a4bb5c819a09c8316e55f154e4be132d2567303af81a0c761475e6628c855f40a6040
- TLSH T193D02BA6DF83C12C043A88035437840EF07458087F91A724B581C9C86A83774BE86B8E
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\rdclientpro\RdClient.exe
- Size 13.9MB
- SHA256 5bea7f348d4ff47afb4abbb06909b894434d4df83318780da23bbe49bc0fb233
- MD5 122c481e44221fefd34c808ff679b1ba
- SHA1 d002ac7ca106776410881727705618c7e2a6e6f6
- SHA512 7f6d2ad71d0caa2cbcce915283fee74c56e38a75d04d989dfb4032edcbd763a88f663df7ecd021fa311dc67267c2a7a7c1cd9c9ed93a7e2b37729553bf428773
- SSDEEP 196608:adkzWu3D5fHvGDYXtAUEhry3idpjMUFd3mptq9:ayzW+D5fHuD6ghr5XgdpG
- TLSH T138E69E07B680A03BD4672A3A982BD3D0283BBE316A15CD573BB8BD4C6F356417D29747
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\rdclientpro\cfg.ini
- Size 100B
- SHA256 0a42185a4ac85331e96290918358bc634ea2a12f89843fe99028c207e0285061
- MD5 c4350910fcf8eba6d27213226fc8e5c3
- SHA1 3a7e3cc22be2904d7496d8b8c0dad35fb28fa7df
- SHA512 6c89b607215e1d0cd7886d9e47d9cd04878b068a21cf2a428889e63b7ae5da023859ceceecb69689468b3350027ef582263751d7ed58504939f88cece5a41381
- TLSH T163B0122FD3D4CA61548D6117933BE01C9F888C780D2E55368D7014B42E7DC98072C511
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\rdclientpro\cfg.ini
- Size 171B
- SHA256 9c4265e7850110ccdba71445643a29405fc404a8f84dd04ba5de9e563513115a
- MD5 bd76b218015c4229c77a68479dddfa28
- SHA1 c78dd1b0bc2484a828272d2a94f3118915950d01
- SHA512 ceba3c4901bcfd12d8fef0e83c89c83c8b3f14e822d38d861b7ac279db07afb593781a63fff6b360f382827267e8bac15d2b036f17e8c38fbb4ea9b88f791ea2
- TLSH T14EC0C07EF9C04B4180C8912A8231402C6B4A4D6808052C7C0C3404B4F9AEC110718B25
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\rdclientpro\host.dat
- Size 130B
- SHA256 f79478d9cbc145d684c3719a5034a794c133a814e8d651668b5e385ae2e4a415
- MD5 f3d34ce98bddc6a773e5ef2836c79ba8
- SHA1 13f21de16d1b07ad7a1249f9b3c5b877f9a1732a
- SHA512 441ea53a7e421958a1ddae6a7b5c6316862233db57b5829c51f208faf1452be7ec0921fc36b7c160e26b12a638602170beb268cb45a866015110fe1ecb76ae30
- TLSH T11AC02B155410D095CBC42718C90CBC5104910D3C42C00D8805841752422CE05009304D
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\rdclientpro\rdService.exe
- Size 2.5MB
- SHA256 7ed2a077a1ce34fcb182e5135ae75ad7bd96207c3204c9f343095f967bfa109f
- MD5 db3d3a7f82f0c7afb258a98c50a66a36
- SHA1 8cc26bec161dc58472e848c427310ae396520f88
- SHA512 73b54dc39fbb512054168ad59acaf00b2177138091869f6df46a8fa24b98e977092617cc89d32cad5690f8e930715352003adde7d3a0ac9a1c9fcb942f62471e
- SSDEEP 24576:dEGJjsQPX8V/vLGUFAyzEVSg1F2+kkROf4pY7DH7cpFVBqSRg/lIhu/WST5V2tSw:Ts8Xi3LdFb0MR7uVASC/rWSrU3
- TLSH T127C55B23B2D9653ED06B173A5827B6145C3BB7A13A2A9C0797F4084C9F296C13E3B747
- MD5 SHA1 SHA512 SSDEEP TLSH