Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
12/10/2026, 03:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
SKMBT-5069654-0394650039-9959594594.exe
Resource
win10v2004-20260911-en
15 signatures
150 seconds
General
- Target SKMBT-5069654-0394650039-9959594594.exe
- Size 1.5MB
- Sample261012-d698bsvx3q
- SHA256 2021b82ce02867da4644bd875006f3ed53a5778cdaf9ec928eddff1023a19108
- MD5 1d8e21cbc85bb063e1f49402fc5d5e2f
- SHA1 56102e6737740291b6ba75c23ebab675a2b552ea
- SHA512 e0d6f78abaf252cfcff944e2db807db739021f82b2bbf4a0fb3a2a28473552ffcf7ed8147c0ad1aa02b41dd5a4d262d3ab6697c90c472c512c02ed10b47dbb32
- SSDEEP 24576:VgLVJEPkSCF0vY29Jz5+72uDZwaD/4b8a9T4RBjJoU:2YPkeY2Tz5+72QZwkU8a9T4JoU
- TLSH T15A65E1FBA09C3B82FC0C80355D7865A08B9DA9364645CD4A4568DAD8F6F2A47F32DF13
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
orcus
Botnet
-
mamba
C2
-
172.111.249.187:7077
Mutex
-
46bcc3fe92574f16a59dec5b735cf025
Attributes
-
autostart_method
Disable
-
enable_keylogger
true
-
install_path
%programfiles%\Orcus\Orcus.exe
-
reconnect_delay
10000
-
registry_keyname
Orcus
-
taskscheduler_taskname
Orcus
-
watchdog_path
AppData\OrcusWatchdog.exe
Signatures
- Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Control Panel\International\Geo\Nation SKMBT-5069654-0394650039-9959594594.exe Key value queried \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Control Panel\International\Geo\Nation WScript.exe Key value queried \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Control Panel\International\Geo\Nation WScript.exe - Executes dropped EXE 4 IoCs
pid Process 1784 notepad.exe 2316 notepad.exe 2424 notepad.exe 2912 notepad.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Notepad = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder\\notepad.vbs" WScript.exe Set value (str) \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Notepad = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder\\notepad.vbs" WScript.exe - Drops desktop.ini file(s) 3 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini notepad.exe File opened for modification C:\Windows\assembly\Desktop.ini notepad.exe File opened for modification C:\Windows\assembly\Desktop.ini notepad.exe - Executes a VBScript file via the Windows Script Host. 1 TTPs 2 IoCs
pid Process 1928 WScript.exe 4316 WScript.exe - Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\assembly notepad.exe File created C:\Windows\assembly\Desktop.ini notepad.exe File opened for modification C:\Windows\assembly\Desktop.ini notepad.exe File opened for modification C:\Windows\assembly notepad.exe File opened for modification C:\Windows\assembly\Desktop.ini notepad.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 8 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 notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SKMBT-5069654-0394650039-9959594594.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000_Classes\Local Settings SKMBT-5069654-0394650039-9959594594.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2912 notepad.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2912 notepad.exe - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2912 notepad.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4208 SKMBT-5069654-0394650039-9959594594.exe 1784 notepad.exe 2316 notepad.exe 2912 notepad.exe - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4208 wrote to memory of 4316 4208 SKMBT-5069654-0394650039-9959594594.exe 96 PID 4316 wrote to memory of 1784 4316 WScript.exe 97 PID 1928 wrote to memory of 2316 1928 WScript.exe 101 PID 2316 wrote to memory of 2424 2316 notepad.exe 105 PID 2316 wrote to memory of 2424 2316 notepad.exe 105 PID 1784 wrote to memory of 2912 1784 notepad.exe 106 PID 1784 wrote to memory of 2912 1784 notepad.exe 106 PID 2316 wrote to memory of 2424 2316 notepad.exe 105 PID 2316 wrote to memory of 2424 2316 notepad.exe 105 PID 2316 wrote to memory of 2424 2316 notepad.exe 105 PID 2316 wrote to memory of 2424 2316 notepad.exe 105 PID 2316 wrote to memory of 2424 2316 notepad.exe 105 PID 1784 wrote to memory of 2912 1784 notepad.exe 106 PID 1784 wrote to memory of 2912 1784 notepad.exe 106 PID 1784 wrote to memory of 2912 1784 notepad.exe 106 PID 1784 wrote to memory of 2912 1784 notepad.exe 106 PID 1784 wrote to memory of 2912 1784 notepad.exe 106 PID 2912 wrote to memory of 2428 2912 notepad.exe 108 PID 2424 wrote to memory of 892 2424 notepad.exe 109 PID 892 wrote to memory of 4772 892 csc.exe 112 PID 2428 wrote to memory of 64 2428 csc.exe 113
Processes
-
C:\Users\Admin\AppData\Local\Temp\SKMBT-5069654-0394650039-9959594594.exe"C:\Users\Admin\AppData\Local\Temp\SKMBT-5069654-0394650039-9959594594.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4208 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.vbs"2⤵
- Checks computer location settings
- Adds Run key to start application
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"4⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\rmk8rove.cmdline"5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2428 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESDA2F.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCDA2E.tmp"6⤵PID:64
-
-
-
-
-
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.vbs"1⤵
- Checks computer location settings
- Adds Run key to start application
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe"3⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\4ummddrl.cmdline"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:892 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESDA20.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCDA1F.tmp"5⤵PID:4772
-
-
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\4ummddrl.dll
- Size 76KB
- SHA256 fcfadfc36a86a7df2277fcb4d63bed004c29b5de0c9f59d9e851906f15e96acf
- MD5 dea90fe8630798adbeeb8bdf80a94de6
- SHA1 63c9157c81dc940f275ce7cee3e57d997225cf30
- SHA512 52f74bd258c41c6b4f5c00b7eef13a14311622926e70d3d0655ef856e83bd9b70441cad1d49a95be0adb333f4db09f3e764c1031b437c11d2ed065a6198686f7
- SSDEEP 768:A3Xkrf+Wtss+5VcyJNaTGHIRbl0G60ceXeux1Qh0koddDgJbESVURl6yZ8tbWvYL:sXIfmjqzg/yJgfa8UY21vvbKCHkC/6h
- TLSH T1D173400073D62F2AE3BE43F054B12A168FF2B816F85BE2C99DC460E926E67444DC1F56
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RESDA20.tmp
- Size 1KB
- SHA256 398d58521b1c64704c0b1b5bec88f4ac105ebb38979aa79d2df897506c6ed0c1
- MD5 ea11f371ea97eef266f319ea06d9d140
- SHA1 424c5c1dfac7771c2097807cba1710c766c312c4
- SHA512 a6a13fce071105739e61f8281a5e1d74ba302b3d866d5dafe58f6b9fc906554377090fc9b8ffe61bffc5cafaa7999876b6e73ba056ea1d2094c58740badf5fb2
- TLSH T18D217D1957ED472AF0B34731BDF543169638FD61DAB1732F4490011A2C51601EEA1A77
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RESDA2F.tmp
- Size 1KB
- SHA256 ebffbada98082c02ed4ba3f11d4583d3b855fbd4854062d9875df2540a2746b6
- MD5 a69bcdf980d5e1dea2be5218bc4b5d5d
- SHA1 f424a9afc8a8df98e57a6d567ed5e9cd4bff4525
- SHA512 a54df5f94f62c0dd2c4b86e84154269692dbdef5dab3f92051db7e9974f5e18cf667033f4e54436d66770d02ea161ec403034251c75bfdd9e359900c1db2be23
- TLSH T1A9217A1967F8072AF0B34732A8F607269634FEA0DAB2736F449005292C61500EFE0AB7
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\rmk8rove.dll
- Size 76KB
- SHA256 8a7165b18982265aff5697a389b31b29c4ccaa4491ca91f64b944ffb691ed962
- MD5 2fab02318582e5c287d1d31287150834
- SHA1 785ff48172c646b9ffcc15a5909e218e2413f98c
- SHA512 ae5c1cb1a92be841643b67139ec2bedabee21547b9434d758027fbe152bd7bcb5c761c7b7a8d4ce269498c713cbab13715c4025e04baf627e1860027b806fe6a
- SSDEEP 768:AOlkqX+ClAD+90AJx27UzcJvBM2ylIiIgSx1e0kTL5VjraMsbES0U+wE6xBvYfaU:Fll9Nm/xDgfa8UY21vGbKCHwC/6g
- TLSH T1BB73200073D62F2AE3BE43F054B12A168FF2B416F85BE2D9ADC460E926E67404DC1F56
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.exe
- Size 1.5MB
- SHA256 0909505344449d7e7c1a70888f8d40d0cf6af36625a5120992736e70e4809496
- MD5 d656f40d341b179bcf7933efef8511ee
- SHA1 7a2194ea0670cda94380f2a22a1fd75232ad5074
- SHA512 63bb7dd5ac3013956c224eb679e854c8c14b40d4a3dc834822872f7839991f756cf2599a26879687972261516e1edcde9038d1e643933d1d2aa12256d88b4a3e
- SSDEEP 24576:kgLVJEPkSCF0vY29Jz5+72uDZwaD/4b8a9T4RBjJoU:5YPkeY2Tz5+72QZwkU8a9T4JoU
- TLSH T1AE65E1FBA09C3B82FC0C80355D7865A08B9DA9364645CD4A4568DAD8F6F2A47F32DF13
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\subfolder\notepad.vbs
- Size 1024B
- SHA256 d3a93e342c074e3a5946b1bb46ceb70de299eac51339f366025c8c851c3ae1a4
- MD5 b385b7d58ac2c0fc8d19df9f9f6dcf52
- SHA1 e2d028e054cfbdf1fa6bb526c5d30dabd34f02b6
- SHA512 0920737c5983be1d2d48f0b6157f9fe3a216dff883c4414effdbaa1c63cc4396e89ea79366696a15348f693afdfbc82998846ab8121c4d1406a409ac09bc7aee
- TLSH T1B811C206E90AD22BD158E2770BBF058C97E5992A35C12F310700DC44234258AEB9A2A3
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\assembly\Desktop.ini
- Size 227B
- SHA256 a709c2551b8818d7849d31a65446dc2f8c4cca2dcbbc5385604286f49cfdaf1c
- MD5 f7f759a5cd40bc52172e83486b6de404
- SHA1 d74930f354a56cfd03dc91aa96d8ae9657b1ee54
- SHA512 a50b7826bfe72506019e4b1148a214c71c6f4743c09e809ef15cd0e0223f3078b683d203200910b07b5e1e34b94f0fe516ac53527311e2943654bfceade53298
- TLSH T1E0D0A7EAC14895CB623AA05B40584845B1288E053A57AE014963C754155FB688795429
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\4ummddrl.0.cs
- Size 208KB
- SHA256 a6882e788748e5caa8d3f2f107780ce33d0415a4aad199429fbb17103601cdc3
- MD5 9b37a97f13b9a2d53361f83d68e11318
- SHA1 32ed9fb7cc6665c03742f37ce0414b054378f5d4
- SHA512 d1269cd233c5c56f6cd9acf4f80b2b025da3d8065f38241c9f793da05d853990652fe6794b7b164ae53c22a546c902512e70f9284defec12fb68c7579ce2d574
- SSDEEP 6144:1Iqqjuls7oFGAIOtAWBZIqqjuls7FgdbJg8mv5fTJADOOd5PyPHTufsWY5/m:uqqFcFGAIOtAWBKqqFhgdbJg8mv5fTJi
- TLSH T1E82452387100AB1201B763FAE791C987F9768527052EA530BACCC59AEFB84128775F77
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\4ummddrl.cmdline
- Size 347B
- SHA256 9787877c20a6e28de3de01961d78b096a6520d412295296a1d823b6e373a7d20
- MD5 abeecc7bd9eec0e57d89c2d1914904f3
- SHA1 9af073070ce88b942335945a584991b8a3b07143
- SHA512 caf5806ca9b6eedd5ec486d8d8bcae5e1d15976f53f5bc26515cbb968cc625697f36ce740710d7e076e21114175e10ee840b1ae71634481f56856c90a7380aab
- TLSH T15BE0C01E075AC17201BB3112A9886B8C4292450F3D017F28A644880E24139292B817C4
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\CSCDA1F.tmp
- Size 676B
- SHA256 39a5a5e519918cbb201bb0b140463daa3b4d66a404f9babf9145b82715b42349
- MD5 571cad693a20bf72fec427a519160564
- SHA1 128e9763ba301323b5f0f0fa299bb9eedfea6c75
- SHA512 d9a292d0f583eaddc926e8a648dbcbacfb55ecbfcb2f6f7e60191375ad602f2fd93b005ceeded9cacb2c526261cc50c6c19b41a24fbac5a671725eb9e9a7d92d
- TLSH T1DF01F61867FD0329F0F38B30BDF1435391A9BC60DD3263BC1494060A6C606119651F7B
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\CSCDA2E.tmp
- Size 676B
- SHA256 50e933cca720c4e88cdc6a66a29a169fc6fe08bb2abf9d6f5fc6064208847829
- MD5 b0d6ef996c85e62a59a5924a0f19c75f
- SHA1 7ecdda579da214b2f16fd5d22d307df9870a5c77
- SHA512 b448babb9c79707f48cdeeb450c74e593efe133be24682697ecd1667237a713440af21f60df6055993de4449455084d7d96e1691b3668f9f7d1dd1d84093b12d
- TLSH T18601905967F81229F0F38B30BCF147A39169BC51DE32A3BD14A40B1A6C705119AA5BBB
- MD5 SHA1 SHA512 TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\rmk8rove.0.cs
- Size 208KB
- SHA256 9d6a472b05fb3e84fea4e47b963994b58e86de8cf56051d8ec3b24828a2c6e0e
- MD5 7cb2ec05fabf8f31f11202ac24fb3b04
- SHA1 0ae5cc59b81ac949117b3a4244ba48372f3a9d31
- SHA512 4f301e57af016a3afa2451ca8159a6b91e4d7b4ce0d41b14197013ef6bab55d2f7c78ef01a985eae023cd75dff5ce6e3d4d9684e361b51db8bff2095941ff1ae
- SSDEEP 6144:1K27DYVtg0FGAv9tAw+wK27DYVtgH9BfA9kma5fcJPDznC5P/P5TufsWY5/m:M24VTFGAv9tAw+L24V29BfA9kma5fcJn
- TLSH T1762452387100AB1201B763FAE791C987F9768527052EA530BACCC59AEFB84128775F77
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\Users\Admin\AppData\Local\Temp\rmk8rove.cmdline
- Size 347B
- SHA256 6b99a4d590eaa9374380f5ce426a507561c55a3efa0c08c13dfe89cd58ad0a65
- MD5 97dcbd130e3ef0c1485b60750fac8fb2
- SHA1 ffc26c1ffc9dce8ebfc7b057f6ba48f3afa36bea
- SHA512 692ee082d462084f844ddec9ced217a650f7fe48e75824338247af3aebfc8d954d165157333777e4db32bb066a4fa390c2d58e68eb4e7fec4cdb9387c17a5029
- TLSH T1A8E0C01D075AC33202B135622589AB4C52934A1F3D077F288640440D211342926E57C8
- MD5 SHA1 SHA512 TLSH