Analysis
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max time kernel
123s -
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 12:49
Static task
static1
Behavioral task
behavioral1
Sample
dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe
Resource
win10v2004-20221111-en
General
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Target
dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe
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Size
585KB
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MD5
6281672a91def0f6ef5e8d99fbeea0c5
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SHA1
6f9e9dbad9a0f499545d8696c1bac7febb97c341
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SHA256
dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1
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SHA512
f2bf64f12a2256ffdbc60ea13d7f5a03619057bd9d0a277c43f3fb26c2b18c618555a4b460256e22314d0abe1ac7cb1f6e42d4f27ec4dd79f9797b00e577fc05
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SSDEEP
12288:LMrVy90/FBZgETK2t1IrBV3upLEyGG9vvNhGCNv0XWwCKA5C6q7:CySd9t1W3upYMVNh7NvTwiC6q7
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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Processes:
nika.exeaauf.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\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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" aauf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aauf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aauf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aauf.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\DisableScanOnRealtimeEnable = "1" nika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection aauf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aauf.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:
baug.exeaauf.exenika.exexriv.exemnolyk.exemnolyk.exemnolyk.exepid process 3068 baug.exe 4848 aauf.exe 5064 nika.exe 1848 xriv.exe 3472 mnolyk.exe 4152 mnolyk.exe 1468 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 2568 rundll32.exe -
Processes:
aauf.exenika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aauf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aauf.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:
dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exebaug.exedescription 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\\\"" dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce baug.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\\\"" baug.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.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 4488 4848 WerFault.exe aauf.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:
aauf.exenika.exepid process 4848 aauf.exe 4848 aauf.exe 5064 nika.exe 5064 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
aauf.exenika.exedescription pid process Token: SeDebugPrivilege 4848 aauf.exe Token: SeDebugPrivilege 5064 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exebaug.exexriv.exemnolyk.execmd.exedescription pid process target process PID 1208 wrote to memory of 3068 1208 dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe baug.exe PID 1208 wrote to memory of 3068 1208 dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe baug.exe PID 1208 wrote to memory of 3068 1208 dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe baug.exe PID 3068 wrote to memory of 4848 3068 baug.exe aauf.exe PID 3068 wrote to memory of 4848 3068 baug.exe aauf.exe PID 3068 wrote to memory of 4848 3068 baug.exe aauf.exe PID 3068 wrote to memory of 5064 3068 baug.exe nika.exe PID 3068 wrote to memory of 5064 3068 baug.exe nika.exe PID 1208 wrote to memory of 1848 1208 dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe xriv.exe PID 1208 wrote to memory of 1848 1208 dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe xriv.exe PID 1208 wrote to memory of 1848 1208 dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe xriv.exe PID 1848 wrote to memory of 3472 1848 xriv.exe mnolyk.exe PID 1848 wrote to memory of 3472 1848 xriv.exe mnolyk.exe PID 1848 wrote to memory of 3472 1848 xriv.exe mnolyk.exe PID 3472 wrote to memory of 4168 3472 mnolyk.exe schtasks.exe PID 3472 wrote to memory of 4168 3472 mnolyk.exe schtasks.exe PID 3472 wrote to memory of 4168 3472 mnolyk.exe schtasks.exe PID 3472 wrote to memory of 4192 3472 mnolyk.exe cmd.exe PID 3472 wrote to memory of 4192 3472 mnolyk.exe cmd.exe PID 3472 wrote to memory of 4192 3472 mnolyk.exe cmd.exe PID 4192 wrote to memory of 4612 4192 cmd.exe cmd.exe PID 4192 wrote to memory of 4612 4192 cmd.exe cmd.exe PID 4192 wrote to memory of 4612 4192 cmd.exe cmd.exe PID 4192 wrote to memory of 2736 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 2736 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 2736 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 4644 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 4644 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 4644 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 4996 4192 cmd.exe cmd.exe PID 4192 wrote to memory of 4996 4192 cmd.exe cmd.exe PID 4192 wrote to memory of 4996 4192 cmd.exe cmd.exe PID 4192 wrote to memory of 5056 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 5056 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 5056 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 3316 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 3316 4192 cmd.exe cacls.exe PID 4192 wrote to memory of 3316 4192 cmd.exe cacls.exe PID 3472 wrote to memory of 2568 3472 mnolyk.exe rundll32.exe PID 3472 wrote to memory of 2568 3472 mnolyk.exe rundll32.exe PID 3472 wrote to memory of 2568 3472 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe"C:\Users\Admin\AppData\Local\Temp\dce8c0cbdcfa1ab722b55542f874291b45e16ca806d796ad3991970c5c6d88f1.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\baug.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\baug.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aauf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aauf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4848 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 10764⤵
- Program crash
PID:4488
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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:5064
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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:1848 -
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:3472 -
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:4168
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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:4192 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4612
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:2736
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:4644
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4996
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:5056
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:3316
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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:2568
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4848 -ip 48481⤵PID:4820
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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:4152
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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:1468
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
397KB
MD58b898454f054853a4bd4632f80460075
SHA15d35328b9d4c73a3d5f8e2a359c4f9899420eadf
SHA256bbf25417f9ad3ac018bc811e07662b7e561bc267550cdd2a57f6fc4d9bd19269
SHA51210a9676c4cd9ff37c7942209673a7ed64ba5ae2ac82d17a34de0809bc71130acfbf215133d24c27913983c1cc6795a51867ad3e2009c9984280f85ec878fb590
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Filesize
397KB
MD58b898454f054853a4bd4632f80460075
SHA15d35328b9d4c73a3d5f8e2a359c4f9899420eadf
SHA256bbf25417f9ad3ac018bc811e07662b7e561bc267550cdd2a57f6fc4d9bd19269
SHA51210a9676c4cd9ff37c7942209673a7ed64ba5ae2ac82d17a34de0809bc71130acfbf215133d24c27913983c1cc6795a51867ad3e2009c9984280f85ec878fb590
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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
MD5a00a64a5a243c8705d68786c6159e402
SHA1b1321832bb1da71b4bff28e6e3e6749d815398fb
SHA2565d275427202f0def0fb46b5e470d56c7ca8999e8c866e4da7408fb854762ff3d
SHA512a728e81288bd5c48f92be9bccadd918e93b8086e5483cd57cced246b75246be2b34d961a0788c9092f9a0333aef28799d40ad6e51d5a92a93fe22480035cef6a
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Filesize
367KB
MD5a00a64a5a243c8705d68786c6159e402
SHA1b1321832bb1da71b4bff28e6e3e6749d815398fb
SHA2565d275427202f0def0fb46b5e470d56c7ca8999e8c866e4da7408fb854762ff3d
SHA512a728e81288bd5c48f92be9bccadd918e93b8086e5483cd57cced246b75246be2b34d961a0788c9092f9a0333aef28799d40ad6e51d5a92a93fe22480035cef6a
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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