Analysis
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max time kernel
121s -
max time network
146s -
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 11:39
Static task
static1
Behavioral task
behavioral1
Sample
f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe
Resource
win10v2004-20221111-en
General
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Target
f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe
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Size
585KB
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MD5
90d2ec434ac8d996564dc43912e374f9
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SHA1
6288c33f73807ca4f3169ac0f868d563d81ceaa0
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SHA256
f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1
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SHA512
260dfc78b73a235b922093e2f75ea3ef3d22f185ed73b6f418ff124b203abbd9fe20eae62d1c91aebf7efd49837fcd169aa425a499c33cfe8c84a46cd5e72778
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SSDEEP
12288:9Mrby90KBMMA+cylagRDurN69AypPKiI8d0W3wDB7B:ayJBMMVcfaKh69ACKj8dcNB
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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Processes:
aWTf.exenika.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aWTf.exe 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\DisableOnAccessProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" aWTf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aWTf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aWTf.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\DisableIOAVProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "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 aWTf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aWTf.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
xriv.exemnolyk.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation xriv.exe Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
Processes:
bWTg.exeaWTf.exenika.exexriv.exemnolyk.exemnolyk.exemnolyk.exepid process 2560 bWTg.exe 2016 aWTf.exe 1752 nika.exe 1560 xriv.exe 1464 mnolyk.exe 704 mnolyk.exe 1136 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3584 rundll32.exe -
Processes:
aWTf.exenika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aWTf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aWTf.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:
bWTg.exef9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exedescription ioc process 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\\\"" bWTg.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.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\\\"" f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bWTg.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 1524 2016 WerFault.exe aWTf.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:
aWTf.exenika.exepid process 2016 aWTf.exe 2016 aWTf.exe 1752 nika.exe 1752 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
aWTf.exenika.exedescription pid process Token: SeDebugPrivilege 2016 aWTf.exe Token: SeDebugPrivilege 1752 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exebWTg.exexriv.exemnolyk.execmd.exedescription pid process target process PID 2240 wrote to memory of 2560 2240 f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe bWTg.exe PID 2240 wrote to memory of 2560 2240 f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe bWTg.exe PID 2240 wrote to memory of 2560 2240 f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe bWTg.exe PID 2560 wrote to memory of 2016 2560 bWTg.exe aWTf.exe PID 2560 wrote to memory of 2016 2560 bWTg.exe aWTf.exe PID 2560 wrote to memory of 2016 2560 bWTg.exe aWTf.exe PID 2560 wrote to memory of 1752 2560 bWTg.exe nika.exe PID 2560 wrote to memory of 1752 2560 bWTg.exe nika.exe PID 2240 wrote to memory of 1560 2240 f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe xriv.exe PID 2240 wrote to memory of 1560 2240 f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe xriv.exe PID 2240 wrote to memory of 1560 2240 f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe xriv.exe PID 1560 wrote to memory of 1464 1560 xriv.exe mnolyk.exe PID 1560 wrote to memory of 1464 1560 xriv.exe mnolyk.exe PID 1560 wrote to memory of 1464 1560 xriv.exe mnolyk.exe PID 1464 wrote to memory of 3480 1464 mnolyk.exe schtasks.exe PID 1464 wrote to memory of 3480 1464 mnolyk.exe schtasks.exe PID 1464 wrote to memory of 3480 1464 mnolyk.exe schtasks.exe PID 1464 wrote to memory of 1248 1464 mnolyk.exe cmd.exe PID 1464 wrote to memory of 1248 1464 mnolyk.exe cmd.exe PID 1464 wrote to memory of 1248 1464 mnolyk.exe cmd.exe PID 1248 wrote to memory of 208 1248 cmd.exe cmd.exe PID 1248 wrote to memory of 208 1248 cmd.exe cmd.exe PID 1248 wrote to memory of 208 1248 cmd.exe cmd.exe PID 1248 wrote to memory of 4608 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 4608 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 4608 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 3172 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 3172 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 3172 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 3820 1248 cmd.exe cmd.exe PID 1248 wrote to memory of 3820 1248 cmd.exe cmd.exe PID 1248 wrote to memory of 3820 1248 cmd.exe cmd.exe PID 1248 wrote to memory of 984 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 984 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 984 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 4620 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 4620 1248 cmd.exe cacls.exe PID 1248 wrote to memory of 4620 1248 cmd.exe cacls.exe PID 1464 wrote to memory of 3584 1464 mnolyk.exe rundll32.exe PID 1464 wrote to memory of 3584 1464 mnolyk.exe rundll32.exe PID 1464 wrote to memory of 3584 1464 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe"C:\Users\Admin\AppData\Local\Temp\f9b85c8c34ed335dad5ef76737bdbe11b9b1bdb3e89978a8a9195fe56e71a2e1.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bWTg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bWTg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aWTf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aWTf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2016 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 10804⤵
- Program crash
PID:1524
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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:1752
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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:1560 -
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:1464 -
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:3480
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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:1248 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:208
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:4608
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:3172
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:3820
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:984
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:4620
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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:3584
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2016 -ip 20161⤵PID:1140
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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:704
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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:1136
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
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
398KB
MD535e37dd6e4af3d692df2ae2539733fe6
SHA11b034581bd060e90464ed45963d15ab3f10d5428
SHA2568d092cdc90a91f7c8bf4ff772bb321fdaf233574404f31778f0cf3209b74e708
SHA51288bd1115710605940dd38575794d9411338bf0a94ddca360e9f98cce7f344777dc2872c0f54682a8206be1140242555752a19cbb8fbfe31ceca4bb8c1be7a0af
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Filesize
398KB
MD535e37dd6e4af3d692df2ae2539733fe6
SHA11b034581bd060e90464ed45963d15ab3f10d5428
SHA2568d092cdc90a91f7c8bf4ff772bb321fdaf233574404f31778f0cf3209b74e708
SHA51288bd1115710605940dd38575794d9411338bf0a94ddca360e9f98cce7f344777dc2872c0f54682a8206be1140242555752a19cbb8fbfe31ceca4bb8c1be7a0af
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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
367KB
MD5e572f01374d14950ab5f926b6bc669c7
SHA1344f0ee2242a74bae4cab535ea1ff957a7248704
SHA2561348f0d2f0edc75fa7063614a223f8d5d3fe1433b9c5c03164a1f6b33c4b8278
SHA512bc6053423a71919547a1483f7b6896598b087afb82768c8b7c958db013c7c25060e5bfaf2da12d48020a04dc239394659be1673672636af9e8bb5cae6a809be9
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Filesize
367KB
MD5e572f01374d14950ab5f926b6bc669c7
SHA1344f0ee2242a74bae4cab535ea1ff957a7248704
SHA2561348f0d2f0edc75fa7063614a223f8d5d3fe1433b9c5c03164a1f6b33c4b8278
SHA512bc6053423a71919547a1483f7b6896598b087afb82768c8b7c958db013c7c25060e5bfaf2da12d48020a04dc239394659be1673672636af9e8bb5cae6a809be9
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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