Analysis
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max time kernel
144s -
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 18:41
Static task
static1
Behavioral task
behavioral1
Sample
98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe
Resource
win10v2004-20221111-en
General
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Target
98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe
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Size
558KB
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MD5
6881d6769dfa4a803ab0deaa5895c74e
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SHA1
bf416c448026c41e9331de0dab84fc2b62a62592
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SHA256
98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a
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SHA512
e95be03c87f3ea92e9691380e5d3be7e5157ba562582907fe92827af2f67b324b7a9266375132bfb9dc3b00912122c99d5ef6d839dc5cd300f7caf4623b94068
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SSDEEP
12288:PMrny90ywwLGrh3er/sMdx7EibmqqN4oYhv0:ky/wwc3ebLrQiCXG9v0
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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Processes:
nika.exeaeMf.exedescription ioc process 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" aeMf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aeMf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aeMf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aeMf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aeMf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" nika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection aeMf.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\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:
xriv.exemnolyk.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation xriv.exe Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
Processes:
beMg.exeaeMf.exenika.exexriv.exemnolyk.exemnolyk.exemnolyk.exepid process 4780 beMg.exe 1284 aeMf.exe 3836 nika.exe 112 xriv.exe 5112 mnolyk.exe 4948 mnolyk.exe 4556 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 1856 rundll32.exe -
Processes:
aeMf.exenika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aeMf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aeMf.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:
98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exebeMg.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.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\\\"" 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce beMg.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\\\"" beMg.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 4268 1284 WerFault.exe aeMf.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:
aeMf.exenika.exepid process 1284 aeMf.exe 1284 aeMf.exe 3836 nika.exe 3836 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
aeMf.exenika.exedescription pid process Token: SeDebugPrivilege 1284 aeMf.exe Token: SeDebugPrivilege 3836 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exebeMg.exexriv.exemnolyk.execmd.exedescription pid process target process PID 1008 wrote to memory of 4780 1008 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe beMg.exe PID 1008 wrote to memory of 4780 1008 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe beMg.exe PID 1008 wrote to memory of 4780 1008 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe beMg.exe PID 4780 wrote to memory of 1284 4780 beMg.exe aeMf.exe PID 4780 wrote to memory of 1284 4780 beMg.exe aeMf.exe PID 4780 wrote to memory of 1284 4780 beMg.exe aeMf.exe PID 4780 wrote to memory of 3836 4780 beMg.exe nika.exe PID 4780 wrote to memory of 3836 4780 beMg.exe nika.exe PID 1008 wrote to memory of 112 1008 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe xriv.exe PID 1008 wrote to memory of 112 1008 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe xriv.exe PID 1008 wrote to memory of 112 1008 98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe xriv.exe PID 112 wrote to memory of 5112 112 xriv.exe mnolyk.exe PID 112 wrote to memory of 5112 112 xriv.exe mnolyk.exe PID 112 wrote to memory of 5112 112 xriv.exe mnolyk.exe PID 5112 wrote to memory of 4540 5112 mnolyk.exe schtasks.exe PID 5112 wrote to memory of 4540 5112 mnolyk.exe schtasks.exe PID 5112 wrote to memory of 4540 5112 mnolyk.exe schtasks.exe PID 5112 wrote to memory of 800 5112 mnolyk.exe cmd.exe PID 5112 wrote to memory of 800 5112 mnolyk.exe cmd.exe PID 5112 wrote to memory of 800 5112 mnolyk.exe cmd.exe PID 800 wrote to memory of 2180 800 cmd.exe cmd.exe PID 800 wrote to memory of 2180 800 cmd.exe cmd.exe PID 800 wrote to memory of 2180 800 cmd.exe cmd.exe PID 800 wrote to memory of 4596 800 cmd.exe cacls.exe PID 800 wrote to memory of 4596 800 cmd.exe cacls.exe PID 800 wrote to memory of 4596 800 cmd.exe cacls.exe PID 800 wrote to memory of 3664 800 cmd.exe cacls.exe PID 800 wrote to memory of 3664 800 cmd.exe cacls.exe PID 800 wrote to memory of 3664 800 cmd.exe cacls.exe PID 800 wrote to memory of 1652 800 cmd.exe cmd.exe PID 800 wrote to memory of 1652 800 cmd.exe cmd.exe PID 800 wrote to memory of 1652 800 cmd.exe cmd.exe PID 800 wrote to memory of 4296 800 cmd.exe cacls.exe PID 800 wrote to memory of 4296 800 cmd.exe cacls.exe PID 800 wrote to memory of 4296 800 cmd.exe cacls.exe PID 800 wrote to memory of 1320 800 cmd.exe cacls.exe PID 800 wrote to memory of 1320 800 cmd.exe cacls.exe PID 800 wrote to memory of 1320 800 cmd.exe cacls.exe PID 5112 wrote to memory of 1856 5112 mnolyk.exe rundll32.exe PID 5112 wrote to memory of 1856 5112 mnolyk.exe rundll32.exe PID 5112 wrote to memory of 1856 5112 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe"C:\Users\Admin\AppData\Local\Temp\98ce6f18fd160dbb5a40dbf54d3986bf74e04758766d12949ab5b5bb96d2b35a.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1008 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beMg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\beMg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4780 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aeMf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aeMf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1284 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1284 -s 10884⤵
- Program crash
PID:4268
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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:3836
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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:112 -
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:5112 -
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:4540
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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:800 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2180
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:4596
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:3664
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:1652
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:4296
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:1320
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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:1856
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1284 -ip 12841⤵PID:760
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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:4948
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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:4556
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
371KB
MD5fa4af21c7fc70672bd7f9da14967f7a5
SHA169cc9ff0c06e6a2681ad4f3cacd6fcdf0d66fd37
SHA25605c7a5261c7b42ff932dbedba89d6ac01fb8e6b4ff74ca1bbd02a6d780785de0
SHA5124f795f1139e3bee4ca253f64fc75aa79570a58306125f98aabdf9ff5e9e554fda66ba7bad562594a5658f21106e5a1d654abfc23d65b08a48ee92701a74cac8d
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Filesize
371KB
MD5fa4af21c7fc70672bd7f9da14967f7a5
SHA169cc9ff0c06e6a2681ad4f3cacd6fcdf0d66fd37
SHA25605c7a5261c7b42ff932dbedba89d6ac01fb8e6b4ff74ca1bbd02a6d780785de0
SHA5124f795f1139e3bee4ca253f64fc75aa79570a58306125f98aabdf9ff5e9e554fda66ba7bad562594a5658f21106e5a1d654abfc23d65b08a48ee92701a74cac8d
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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
341KB
MD59c70d6e00b67ab88ef26900efd99564d
SHA1eaaab4dea3f45279d1aa050b416e956f02d8e440
SHA256d8c9d25168416cb9501e0cb7c0dc1ab2b9ec10ece371def387bcc459a660bb79
SHA512634f3ecb956cbab7b76019423dc481d209aa1abf5a29b1ccab580c6c3b3bf3b3a1c9b7ac3adf7b155e00582f206a66b7d8815bb431ee5a3941d1a6584bb1de3c
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Filesize
341KB
MD59c70d6e00b67ab88ef26900efd99564d
SHA1eaaab4dea3f45279d1aa050b416e956f02d8e440
SHA256d8c9d25168416cb9501e0cb7c0dc1ab2b9ec10ece371def387bcc459a660bb79
SHA512634f3ecb956cbab7b76019423dc481d209aa1abf5a29b1ccab580c6c3b3bf3b3a1c9b7ac3adf7b155e00582f206a66b7d8815bb431ee5a3941d1a6584bb1de3c
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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