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Analysis
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max time kernel
114s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
08/02/2023, 17:13
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
General
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Target
file.exe
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Size
569KB
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MD5
c91f969162f0e2bbef7fcad43f5fa5fa
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SHA1
c5a7f9785b803f24cef47aafa78314a159ad13d3
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SHA256
6fa1ef9c21ed2a141243146d101868ca20c5aa170a7761ff1bd3b90138cb31ac
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SHA512
fb9c16431e006ec8daa533b930f74827ef656368ee87f6fd22d6d5db93afd2426658863a3bf5554fc1cf4ef263c0824e3e967539e47b0b280e20c31ccdeed752
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SSDEEP
12288:yMruy90OgdakZMh1aPlhqPKokhPUmz4y6DW:EyoVMbaNghkVz4c
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" nika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection aeFl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aeFl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aeFl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aeFl.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\DisableScanOnRealtimeEnable = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" aeFl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aeFl.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 -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description 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
pid Process 5064 beFg.exe 4328 aeFl.exe 4340 nika.exe 3372 xriv.exe 1204 mnolyk.exe 1364 mnolyk.exe 4560 mnolyk.exe -
Loads dropped DLL 1 IoCs
pid Process 4188 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aeFl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" nika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aeFl.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process 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 Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce beFg.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\\\"" beFg.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 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
pid pid_target Process procid_target 4084 4328 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2092 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4328 aeFl.exe 4328 aeFl.exe 4340 nika.exe 4340 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4328 aeFl.exe Token: SeDebugPrivilege 4340 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 4632 wrote to memory of 5064 4632 file.exe 81 PID 4632 wrote to memory of 5064 4632 file.exe 81 PID 4632 wrote to memory of 5064 4632 file.exe 81 PID 5064 wrote to memory of 4328 5064 beFg.exe 82 PID 5064 wrote to memory of 4328 5064 beFg.exe 82 PID 5064 wrote to memory of 4328 5064 beFg.exe 82 PID 5064 wrote to memory of 4340 5064 beFg.exe 85 PID 5064 wrote to memory of 4340 5064 beFg.exe 85 PID 4632 wrote to memory of 3372 4632 file.exe 86 PID 4632 wrote to memory of 3372 4632 file.exe 86 PID 4632 wrote to memory of 3372 4632 file.exe 86 PID 3372 wrote to memory of 1204 3372 xriv.exe 87 PID 3372 wrote to memory of 1204 3372 xriv.exe 87 PID 3372 wrote to memory of 1204 3372 xriv.exe 87 PID 1204 wrote to memory of 2092 1204 mnolyk.exe 88 PID 1204 wrote to memory of 2092 1204 mnolyk.exe 88 PID 1204 wrote to memory of 2092 1204 mnolyk.exe 88 PID 1204 wrote to memory of 376 1204 mnolyk.exe 90 PID 1204 wrote to memory of 376 1204 mnolyk.exe 90 PID 1204 wrote to memory of 376 1204 mnolyk.exe 90 PID 376 wrote to memory of 4032 376 cmd.exe 92 PID 376 wrote to memory of 4032 376 cmd.exe 92 PID 376 wrote to memory of 4032 376 cmd.exe 92 PID 376 wrote to memory of 4904 376 cmd.exe 93 PID 376 wrote to memory of 4904 376 cmd.exe 93 PID 376 wrote to memory of 4904 376 cmd.exe 93 PID 376 wrote to memory of 4936 376 cmd.exe 94 PID 376 wrote to memory of 4936 376 cmd.exe 94 PID 376 wrote to memory of 4936 376 cmd.exe 94 PID 376 wrote to memory of 2764 376 cmd.exe 95 PID 376 wrote to memory of 2764 376 cmd.exe 95 PID 376 wrote to memory of 2764 376 cmd.exe 95 PID 376 wrote to memory of 212 376 cmd.exe 96 PID 376 wrote to memory of 212 376 cmd.exe 96 PID 376 wrote to memory of 212 376 cmd.exe 96 PID 376 wrote to memory of 320 376 cmd.exe 97 PID 376 wrote to memory of 320 376 cmd.exe 97 PID 376 wrote to memory of 320 376 cmd.exe 97 PID 1204 wrote to memory of 4188 1204 mnolyk.exe 100 PID 1204 wrote to memory of 4188 1204 mnolyk.exe 100 PID 1204 wrote to memory of 4188 1204 mnolyk.exe 100
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:4632 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beFg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beFg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aeFl.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aeFl.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4328 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4328 -s 10724⤵
- Program crash
PID:4084
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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:4340
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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:3372 -
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:1204 -
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:2092
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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:376 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4032
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:4904
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:4936
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2764
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:212
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:320
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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:4188
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4328 -ip 43281⤵PID:4192
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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:1364
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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:4560
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
380KB
MD5459d0fd33be6e9322800d8a1a5e88d2f
SHA1e7fab7585c093e2108113bfcecd988a0f81e49d0
SHA256bfadd880af544d4f6f6197055056fb169e7c5958ec2dea210ebc3acc762b5b10
SHA512ced49438f770351d6c337a5eda55f07417d22b9797cea3f729c3de08e49f39a391d64a4ee54ca34f33b4b585351708ac7c9b132d9ed7eee29228c1d914492b0e
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Filesize
380KB
MD5459d0fd33be6e9322800d8a1a5e88d2f
SHA1e7fab7585c093e2108113bfcecd988a0f81e49d0
SHA256bfadd880af544d4f6f6197055056fb169e7c5958ec2dea210ebc3acc762b5b10
SHA512ced49438f770351d6c337a5eda55f07417d22b9797cea3f729c3de08e49f39a391d64a4ee54ca34f33b4b585351708ac7c9b132d9ed7eee29228c1d914492b0e
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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
362KB
MD524fb3b8b64350e77a2b0c62b975c336f
SHA1753d4cd68a6ff1c538c1076af4752e1ef9dd56e0
SHA256d2c224f3119e04a5fa318e1e5dfb4e118308ca77fd795b9fc1502efed038eef3
SHA512d3b759d31b8f6828d7cb9353b625f900268043b5c4788f92a14e2eb84bc2ed29f558ed486c2f98ec208d9cde1cb49d86d9c89f102bfbd0190a43c1f3bd990663
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Filesize
362KB
MD524fb3b8b64350e77a2b0c62b975c336f
SHA1753d4cd68a6ff1c538c1076af4752e1ef9dd56e0
SHA256d2c224f3119e04a5fa318e1e5dfb4e118308ca77fd795b9fc1502efed038eef3
SHA512d3b759d31b8f6828d7cb9353b625f900268043b5c4788f92a14e2eb84bc2ed29f558ed486c2f98ec208d9cde1cb49d86d9c89f102bfbd0190a43c1f3bd990663
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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