Analysis
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max time kernel
96s -
max time network
88s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
06-02-2023 13:53
Static task
static1
Behavioral task
behavioral1
Sample
9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe
Resource
win10-20220812-en
General
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Target
9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe
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Size
577KB
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MD5
af26f50b7a64a6a6ce4141b00e6bea85
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SHA1
73f289e894d7140ba22ee268cfe22a24dc1586d4
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SHA256
9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5
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SHA512
5db9c3c0f0c9f44a049b6cfcffcd41f29523315e4312cd9eca986cb185ba903a45694031f6fae5c79d9e167dd0b65ab593df3db9e26fe12adda5e37d64bf8e8c
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SSDEEP
12288:nMrUy90k3FVsVpkg+42ZA+f8MeHB8i9tAiaSMWmgIK1OoScw0SpACB:PymVpg42zf81H2i9tzaLoScw+G
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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Processes:
adhf.exenika.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" adhf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" adhf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" adhf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" adhf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" adhf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" nika.exe -
Executes dropped EXE 6 IoCs
Processes:
bdhg.exeadhf.exenika.exexriv.exemnolyk.exemnolyk.exepid process 2088 bdhg.exe 2024 adhf.exe 4980 nika.exe 1148 xriv.exe 5032 mnolyk.exe 3400 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 2884 rundll32.exe -
Processes:
adhf.exenika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features adhf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" adhf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" nika.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exebdhg.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bdhg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" bdhg.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
adhf.exenika.exepid process 2024 adhf.exe 2024 adhf.exe 4980 nika.exe 4980 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
adhf.exenika.exedescription pid process Token: SeDebugPrivilege 2024 adhf.exe Token: SeDebugPrivilege 4980 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exebdhg.exexriv.exemnolyk.execmd.exedescription pid process target process PID 4616 wrote to memory of 2088 4616 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe bdhg.exe PID 4616 wrote to memory of 2088 4616 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe bdhg.exe PID 4616 wrote to memory of 2088 4616 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe bdhg.exe PID 2088 wrote to memory of 2024 2088 bdhg.exe adhf.exe PID 2088 wrote to memory of 2024 2088 bdhg.exe adhf.exe PID 2088 wrote to memory of 2024 2088 bdhg.exe adhf.exe PID 2088 wrote to memory of 4980 2088 bdhg.exe nika.exe PID 2088 wrote to memory of 4980 2088 bdhg.exe nika.exe PID 4616 wrote to memory of 1148 4616 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe xriv.exe PID 4616 wrote to memory of 1148 4616 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe xriv.exe PID 4616 wrote to memory of 1148 4616 9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe xriv.exe PID 1148 wrote to memory of 5032 1148 xriv.exe mnolyk.exe PID 1148 wrote to memory of 5032 1148 xriv.exe mnolyk.exe PID 1148 wrote to memory of 5032 1148 xriv.exe mnolyk.exe PID 5032 wrote to memory of 4500 5032 mnolyk.exe schtasks.exe PID 5032 wrote to memory of 4500 5032 mnolyk.exe schtasks.exe PID 5032 wrote to memory of 4500 5032 mnolyk.exe schtasks.exe PID 5032 wrote to memory of 3212 5032 mnolyk.exe cmd.exe PID 5032 wrote to memory of 3212 5032 mnolyk.exe cmd.exe PID 5032 wrote to memory of 3212 5032 mnolyk.exe cmd.exe PID 3212 wrote to memory of 3084 3212 cmd.exe cmd.exe PID 3212 wrote to memory of 3084 3212 cmd.exe cmd.exe PID 3212 wrote to memory of 3084 3212 cmd.exe cmd.exe PID 3212 wrote to memory of 648 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 648 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 648 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 3832 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 3832 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 3832 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 1020 3212 cmd.exe cmd.exe PID 3212 wrote to memory of 1020 3212 cmd.exe cmd.exe PID 3212 wrote to memory of 1020 3212 cmd.exe cmd.exe PID 3212 wrote to memory of 1008 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 1008 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 1008 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 4772 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 4772 3212 cmd.exe cacls.exe PID 3212 wrote to memory of 4772 3212 cmd.exe cacls.exe PID 5032 wrote to memory of 2884 5032 mnolyk.exe rundll32.exe PID 5032 wrote to memory of 2884 5032 mnolyk.exe rundll32.exe PID 5032 wrote to memory of 2884 5032 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe"C:\Users\Admin\AppData\Local\Temp\9a56f2669a6fa8cceeee11c2ff05764a3b7ff6dfb4ec8961a76182d5822c8fe5.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bdhg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bdhg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\adhf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\adhf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2024
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4980
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5032 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN mnolyk.exe /TR "C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe" /F4⤵
- Creates scheduled task(s)
PID:4500
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "mnolyk.exe" /P "Admin:N"&&CACLS "mnolyk.exe" /P "Admin:R" /E&&echo Y|CACLS "..\4b9a106e76" /P "Admin:N"&&CACLS "..\4b9a106e76" /P "Admin:R" /E&&Exit4⤵
- Suspicious use of WriteProcessMemory
PID:3212 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:3084
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:648
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:3832
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:1020
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:1008
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:4772
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main4⤵
- Loads dropped DLL
PID:2884
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C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe1⤵
- Executes dropped EXE
PID:3400
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
391KB
MD53ca568464bd7394dc46352d4d09d9401
SHA17e81878982837c3d68c5a92ba590e9512866a240
SHA2561819fa05d8310f4e694ab076bf96957f39ac2fe20d3cfeef8d0e866ff33daeb0
SHA512d517bf5e84bf8e379b42f913eaf5a9d1bd273182eb9ee6e958e1d7ae6113dd96365e1852788735ece593ad029322aa906ebee95a864058384eb9c0e44c08404d
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Filesize
391KB
MD53ca568464bd7394dc46352d4d09d9401
SHA17e81878982837c3d68c5a92ba590e9512866a240
SHA2561819fa05d8310f4e694ab076bf96957f39ac2fe20d3cfeef8d0e866ff33daeb0
SHA512d517bf5e84bf8e379b42f913eaf5a9d1bd273182eb9ee6e958e1d7ae6113dd96365e1852788735ece593ad029322aa906ebee95a864058384eb9c0e44c08404d
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
363KB
MD5020f0a9f4baaafad38ca9cf3379f22c9
SHA10a8fd7b9a317ef95ea76f4e49bc6379e83258611
SHA25648d58189830cbd96cf05c3627c28c4385f63f34c0276b4f0f58fe6eb53d9df8c
SHA512b0dcb39beac4098200a2a4dac69a8f6f8d33cb981346e718dfd9a33f5873aac0290c9a0ee10783fdc7f2a619426550b28a1bf9c44237fe4dc45c4fd71cc737d1
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Filesize
363KB
MD5020f0a9f4baaafad38ca9cf3379f22c9
SHA10a8fd7b9a317ef95ea76f4e49bc6379e83258611
SHA25648d58189830cbd96cf05c3627c28c4385f63f34c0276b4f0f58fe6eb53d9df8c
SHA512b0dcb39beac4098200a2a4dac69a8f6f8d33cb981346e718dfd9a33f5873aac0290c9a0ee10783fdc7f2a619426550b28a1bf9c44237fe4dc45c4fd71cc737d1
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
89KB
MD5c79b74d8fec5e7e2ba2f1789fd582a15
SHA178a1e5d99dbaccc5e07b125e1dfb280112cb3128
SHA256b5bd049d32f0faeea6ce65a0f0d326de5bc4427a7c1ad24bfb0ea050c1dec7d3
SHA5120debfc54904fd538cfb1fc648d18f90a991337200b3decf74b28ac2f341843fb3bab4f45bc92cfec333b18dfff9cc136854462e79054a39926a7bd8ee2e057ba
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Filesize
89KB
MD5c79b74d8fec5e7e2ba2f1789fd582a15
SHA178a1e5d99dbaccc5e07b125e1dfb280112cb3128
SHA256b5bd049d32f0faeea6ce65a0f0d326de5bc4427a7c1ad24bfb0ea050c1dec7d3
SHA5120debfc54904fd538cfb1fc648d18f90a991337200b3decf74b28ac2f341843fb3bab4f45bc92cfec333b18dfff9cc136854462e79054a39926a7bd8ee2e057ba