Analysis
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max time kernel
113s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
06-02-2023 10:35
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
General
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Target
file.exe
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Size
574KB
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MD5
72f0e0e8628366accfba7c68fbbee952
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SHA1
05d1e193b9bb522c12b651ca09c6e596a6835111
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SHA256
fd219b87301e35f3a543b247ba7c8778e6c3470e00ac9ef40363380493a71609
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SHA512
161f72b4270b3a85877f3a85c269220506b6ecc27e65124177c69651387fc92a78ee13f06df3f00f8f7cb6db198f148b84558f8bd982a8e327bae05eed8ca8e8
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SSDEEP
12288:EMrPy904K99VMCoF5ci7rMbo+tTzn6bOLoTmxTGoe:zybKLV2FZ7retkkpFe
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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Processes:
nika.exeavdf.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection nika.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\DisableScanOnRealtimeEnable = "1" nika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection avdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" avdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" avdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" avdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" avdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" avdf.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\DisableOnAccessProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" nika.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
mnolyk.exexriv.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation mnolyk.exe Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation xriv.exe -
Executes dropped EXE 7 IoCs
Processes:
bvdg.exeavdf.exenika.exexriv.exemnolyk.exemnolyk.exemnolyk.exepid process 4832 bvdg.exe 808 avdf.exe 4204 nika.exe 216 xriv.exe 5024 mnolyk.exe 924 mnolyk.exe 1712 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3668 rundll32.exe -
Processes:
avdf.exenika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features avdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" avdf.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:
bvdg.exefile.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bvdg.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\\\"" bvdg.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce file.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\\\"" file.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3848 808 WerFault.exe avdf.exe -
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:
avdf.exenika.exepid process 808 avdf.exe 808 avdf.exe 4204 nika.exe 4204 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
avdf.exenika.exedescription pid process Token: SeDebugPrivilege 808 avdf.exe Token: SeDebugPrivilege 4204 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
file.exebvdg.exexriv.exemnolyk.execmd.exedescription pid process target process PID 4800 wrote to memory of 4832 4800 file.exe bvdg.exe PID 4800 wrote to memory of 4832 4800 file.exe bvdg.exe PID 4800 wrote to memory of 4832 4800 file.exe bvdg.exe PID 4832 wrote to memory of 808 4832 bvdg.exe avdf.exe PID 4832 wrote to memory of 808 4832 bvdg.exe avdf.exe PID 4832 wrote to memory of 808 4832 bvdg.exe avdf.exe PID 4832 wrote to memory of 4204 4832 bvdg.exe nika.exe PID 4832 wrote to memory of 4204 4832 bvdg.exe nika.exe PID 4800 wrote to memory of 216 4800 file.exe xriv.exe PID 4800 wrote to memory of 216 4800 file.exe xriv.exe PID 4800 wrote to memory of 216 4800 file.exe xriv.exe PID 216 wrote to memory of 5024 216 xriv.exe mnolyk.exe PID 216 wrote to memory of 5024 216 xriv.exe mnolyk.exe PID 216 wrote to memory of 5024 216 xriv.exe mnolyk.exe PID 5024 wrote to memory of 2064 5024 mnolyk.exe schtasks.exe PID 5024 wrote to memory of 2064 5024 mnolyk.exe schtasks.exe PID 5024 wrote to memory of 2064 5024 mnolyk.exe schtasks.exe PID 5024 wrote to memory of 3640 5024 mnolyk.exe cmd.exe PID 5024 wrote to memory of 3640 5024 mnolyk.exe cmd.exe PID 5024 wrote to memory of 3640 5024 mnolyk.exe cmd.exe PID 3640 wrote to memory of 4104 3640 cmd.exe cmd.exe PID 3640 wrote to memory of 4104 3640 cmd.exe cmd.exe PID 3640 wrote to memory of 4104 3640 cmd.exe cmd.exe PID 3640 wrote to memory of 4364 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 4364 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 4364 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 572 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 572 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 572 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 556 3640 cmd.exe cmd.exe PID 3640 wrote to memory of 556 3640 cmd.exe cmd.exe PID 3640 wrote to memory of 556 3640 cmd.exe cmd.exe PID 3640 wrote to memory of 4944 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 4944 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 4944 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 2156 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 2156 3640 cmd.exe cacls.exe PID 3640 wrote to memory of 2156 3640 cmd.exe cacls.exe PID 5024 wrote to memory of 3668 5024 mnolyk.exe rundll32.exe PID 5024 wrote to memory of 3668 5024 mnolyk.exe rundll32.exe PID 5024 wrote to memory of 3668 5024 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bvdg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bvdg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4832 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\avdf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\avdf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:808 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 808 -s 10884⤵
- Program crash
PID:3848
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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:4204
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:216 -
C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5024 -
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:2064
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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:3640 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4104
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:4364
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:572
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:556
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:4944
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:2156
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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:3668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 808 -ip 8081⤵PID:2724
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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:924
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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:1712
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
387KB
MD5cb87449763b4238fe6dbfce4fee94708
SHA1de6300eb25e7a63d184906180308a92936262f82
SHA256824b012119b767fbb6ae43f90d948fb3bdbc5fb36aac200886b68ba37934aae3
SHA512619e43ac27d0171b85f8600831b48bc77cfcc10dfe829ad0d7d899923b64e28e182b6f5d608146b6a527e6014f40471dfbebb26beb00c0f703a8fee8f8402ce7
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Filesize
387KB
MD5cb87449763b4238fe6dbfce4fee94708
SHA1de6300eb25e7a63d184906180308a92936262f82
SHA256824b012119b767fbb6ae43f90d948fb3bdbc5fb36aac200886b68ba37934aae3
SHA512619e43ac27d0171b85f8600831b48bc77cfcc10dfe829ad0d7d899923b64e28e182b6f5d608146b6a527e6014f40471dfbebb26beb00c0f703a8fee8f8402ce7
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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
347KB
MD511ea3cfb4c6f18e1cf61df2aac69fac9
SHA19790b7d0da06f70549c4d1837e0e18b9e02e50d9
SHA2560fab275babfa7ba2b21b29e4efb1d38b2265a69a2fb86db374d7197b1d05b0de
SHA5121863a712ae53d4fa52772444a9e39071fa6a03e2c01a0aae31cfffe62821311c5f2f3b10f12e919d799fa371502a5eefc3f043b6f53d40d88ae7d3d6f9ad61b9
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Filesize
347KB
MD511ea3cfb4c6f18e1cf61df2aac69fac9
SHA19790b7d0da06f70549c4d1837e0e18b9e02e50d9
SHA2560fab275babfa7ba2b21b29e4efb1d38b2265a69a2fb86db374d7197b1d05b0de
SHA5121863a712ae53d4fa52772444a9e39071fa6a03e2c01a0aae31cfffe62821311c5f2f3b10f12e919d799fa371502a5eefc3f043b6f53d40d88ae7d3d6f9ad61b9
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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