Analysis
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max time kernel
252s -
max time network
336s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
09-02-2023 07:09
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
526KB
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MD5
6528141a9c028fa97368167e8672a82f
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SHA1
01c1ba224fb711aa0fcc3432c2d4880d3161ef8f
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SHA256
a58bb55b53a1e193766729cac39c34d00a55d131a7f9f069fbfa6319a92e3778
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SHA512
79de883ed028a7b9dd1f18ff7c247719648733107c18410d259516858ea9a50c4962997091d68e49c97d9a7fd0d892d309623b11e6b93b1a47b4a98010737d9c
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SSDEEP
12288:3Mrvy90SHFcAc4nMVwyV0XXzmXlAJHPNfWS8Btflizd3:EyGQMVVV0XXiX+VfJ8Bttg3
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\DisableBehaviorMonitoring = "1" aKCl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aKCl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aKCl.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 Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection aKCl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aKCl.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\DisableRealtimeMonitoring = "1" 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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aKCl.exe -
Executes dropped EXE 5 IoCs
pid Process 1020 bKCg.exe 832 aKCl.exe 1860 nika.exe 1952 xriv.exe 1044 mnolyk.exe -
Loads dropped DLL 10 IoCs
pid Process 1172 file.exe 1020 bKCg.exe 1020 bKCg.exe 1020 bKCg.exe 832 aKCl.exe 1020 bKCg.exe 1172 file.exe 1952 xriv.exe 1952 xriv.exe 1044 mnolyk.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features aKCl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aKCl.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features nika.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
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce bKCg.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\\\"" bKCg.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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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1516 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 832 aKCl.exe 832 aKCl.exe 1860 nika.exe 1860 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 832 aKCl.exe Token: SeDebugPrivilege 1860 nika.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1172 wrote to memory of 1020 1172 file.exe 28 PID 1172 wrote to memory of 1020 1172 file.exe 28 PID 1172 wrote to memory of 1020 1172 file.exe 28 PID 1172 wrote to memory of 1020 1172 file.exe 28 PID 1172 wrote to memory of 1020 1172 file.exe 28 PID 1172 wrote to memory of 1020 1172 file.exe 28 PID 1172 wrote to memory of 1020 1172 file.exe 28 PID 1020 wrote to memory of 832 1020 bKCg.exe 29 PID 1020 wrote to memory of 832 1020 bKCg.exe 29 PID 1020 wrote to memory of 832 1020 bKCg.exe 29 PID 1020 wrote to memory of 832 1020 bKCg.exe 29 PID 1020 wrote to memory of 832 1020 bKCg.exe 29 PID 1020 wrote to memory of 832 1020 bKCg.exe 29 PID 1020 wrote to memory of 832 1020 bKCg.exe 29 PID 1020 wrote to memory of 1860 1020 bKCg.exe 30 PID 1020 wrote to memory of 1860 1020 bKCg.exe 30 PID 1020 wrote to memory of 1860 1020 bKCg.exe 30 PID 1020 wrote to memory of 1860 1020 bKCg.exe 30 PID 1020 wrote to memory of 1860 1020 bKCg.exe 30 PID 1020 wrote to memory of 1860 1020 bKCg.exe 30 PID 1020 wrote to memory of 1860 1020 bKCg.exe 30 PID 1172 wrote to memory of 1952 1172 file.exe 31 PID 1172 wrote to memory of 1952 1172 file.exe 31 PID 1172 wrote to memory of 1952 1172 file.exe 31 PID 1172 wrote to memory of 1952 1172 file.exe 31 PID 1172 wrote to memory of 1952 1172 file.exe 31 PID 1172 wrote to memory of 1952 1172 file.exe 31 PID 1172 wrote to memory of 1952 1172 file.exe 31 PID 1952 wrote to memory of 1044 1952 xriv.exe 32 PID 1952 wrote to memory of 1044 1952 xriv.exe 32 PID 1952 wrote to memory of 1044 1952 xriv.exe 32 PID 1952 wrote to memory of 1044 1952 xriv.exe 32 PID 1952 wrote to memory of 1044 1952 xriv.exe 32 PID 1952 wrote to memory of 1044 1952 xriv.exe 32 PID 1952 wrote to memory of 1044 1952 xriv.exe 32 PID 1044 wrote to memory of 1516 1044 mnolyk.exe 33 PID 1044 wrote to memory of 1516 1044 mnolyk.exe 33 PID 1044 wrote to memory of 1516 1044 mnolyk.exe 33 PID 1044 wrote to memory of 1516 1044 mnolyk.exe 33 PID 1044 wrote to memory of 1516 1044 mnolyk.exe 33 PID 1044 wrote to memory of 1516 1044 mnolyk.exe 33 PID 1044 wrote to memory of 1516 1044 mnolyk.exe 33 PID 1044 wrote to memory of 1964 1044 mnolyk.exe 35 PID 1044 wrote to memory of 1964 1044 mnolyk.exe 35 PID 1044 wrote to memory of 1964 1044 mnolyk.exe 35 PID 1044 wrote to memory of 1964 1044 mnolyk.exe 35 PID 1044 wrote to memory of 1964 1044 mnolyk.exe 35 PID 1044 wrote to memory of 1964 1044 mnolyk.exe 35 PID 1044 wrote to memory of 1964 1044 mnolyk.exe 35 PID 1964 wrote to memory of 1512 1964 cmd.exe 37 PID 1964 wrote to memory of 1512 1964 cmd.exe 37 PID 1964 wrote to memory of 1512 1964 cmd.exe 37 PID 1964 wrote to memory of 1512 1964 cmd.exe 37 PID 1964 wrote to memory of 1512 1964 cmd.exe 37 PID 1964 wrote to memory of 1512 1964 cmd.exe 37 PID 1964 wrote to memory of 1512 1964 cmd.exe 37 PID 1964 wrote to memory of 1752 1964 cmd.exe 38 PID 1964 wrote to memory of 1752 1964 cmd.exe 38 PID 1964 wrote to memory of 1752 1964 cmd.exe 38 PID 1964 wrote to memory of 1752 1964 cmd.exe 38 PID 1964 wrote to memory of 1752 1964 cmd.exe 38 PID 1964 wrote to memory of 1752 1964 cmd.exe 38 PID 1964 wrote to memory of 1752 1964 cmd.exe 38 PID 1964 wrote to memory of 1544 1964 cmd.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bKCg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bKCg.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1020 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aKCl.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aKCl.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:832
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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:1860
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1044 -
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:1516
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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:1964 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:1512
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:1752
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:1544
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:1976
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:1368
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:1640
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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
339KB
MD5205377b3692d2dea389a3a3ad680de2c
SHA1a78f324a9107cfc8f5910ce7e672018c1767f8c2
SHA256de1ca2bd6a4cc997704c4c99039a8c2583cb4f17315298b75c814319d9485786
SHA5120241cc6e6d06da4d00173d4b1a0d4fedcbd9b4a696897febb5c4bf66c3fc8d5c43e43f21117ee5cf43526c5abd8a42ad4b877132bce80ea3855e98ceb4ef582b
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Filesize
339KB
MD5205377b3692d2dea389a3a3ad680de2c
SHA1a78f324a9107cfc8f5910ce7e672018c1767f8c2
SHA256de1ca2bd6a4cc997704c4c99039a8c2583cb4f17315298b75c814319d9485786
SHA5120241cc6e6d06da4d00173d4b1a0d4fedcbd9b4a696897febb5c4bf66c3fc8d5c43e43f21117ee5cf43526c5abd8a42ad4b877132bce80ea3855e98ceb4ef582b
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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
249KB
MD5328dbf77da1c5a3eeb77da773861abd9
SHA17bf36fa448654522aee96e12840708877eb1949d
SHA2565423daf7111cbd539078f7b84ce47e9e7d83d83e78219d1e21d292c651056a07
SHA5122fdc89dc2e4b43e07a6fe0cf1d78824059f6b0ace0bcded608ccb467a75803e5e393f0e74538e8f00e6591f4cb98c27299df1f860f3102d012ed11239ad2baf2
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Filesize
249KB
MD5328dbf77da1c5a3eeb77da773861abd9
SHA17bf36fa448654522aee96e12840708877eb1949d
SHA2565423daf7111cbd539078f7b84ce47e9e7d83d83e78219d1e21d292c651056a07
SHA5122fdc89dc2e4b43e07a6fe0cf1d78824059f6b0ace0bcded608ccb467a75803e5e393f0e74538e8f00e6591f4cb98c27299df1f860f3102d012ed11239ad2baf2
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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
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
236KB
MD58bb923c4d81284daef7896e5682df6c6
SHA167e34a96b77e44b666c5479f540995bdeacf5de2
SHA2569b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21
SHA5122daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7
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Filesize
339KB
MD5205377b3692d2dea389a3a3ad680de2c
SHA1a78f324a9107cfc8f5910ce7e672018c1767f8c2
SHA256de1ca2bd6a4cc997704c4c99039a8c2583cb4f17315298b75c814319d9485786
SHA5120241cc6e6d06da4d00173d4b1a0d4fedcbd9b4a696897febb5c4bf66c3fc8d5c43e43f21117ee5cf43526c5abd8a42ad4b877132bce80ea3855e98ceb4ef582b
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Filesize
339KB
MD5205377b3692d2dea389a3a3ad680de2c
SHA1a78f324a9107cfc8f5910ce7e672018c1767f8c2
SHA256de1ca2bd6a4cc997704c4c99039a8c2583cb4f17315298b75c814319d9485786
SHA5120241cc6e6d06da4d00173d4b1a0d4fedcbd9b4a696897febb5c4bf66c3fc8d5c43e43f21117ee5cf43526c5abd8a42ad4b877132bce80ea3855e98ceb4ef582b
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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
249KB
MD5328dbf77da1c5a3eeb77da773861abd9
SHA17bf36fa448654522aee96e12840708877eb1949d
SHA2565423daf7111cbd539078f7b84ce47e9e7d83d83e78219d1e21d292c651056a07
SHA5122fdc89dc2e4b43e07a6fe0cf1d78824059f6b0ace0bcded608ccb467a75803e5e393f0e74538e8f00e6591f4cb98c27299df1f860f3102d012ed11239ad2baf2
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Filesize
249KB
MD5328dbf77da1c5a3eeb77da773861abd9
SHA17bf36fa448654522aee96e12840708877eb1949d
SHA2565423daf7111cbd539078f7b84ce47e9e7d83d83e78219d1e21d292c651056a07
SHA5122fdc89dc2e4b43e07a6fe0cf1d78824059f6b0ace0bcded608ccb467a75803e5e393f0e74538e8f00e6591f4cb98c27299df1f860f3102d012ed11239ad2baf2
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Filesize
249KB
MD5328dbf77da1c5a3eeb77da773861abd9
SHA17bf36fa448654522aee96e12840708877eb1949d
SHA2565423daf7111cbd539078f7b84ce47e9e7d83d83e78219d1e21d292c651056a07
SHA5122fdc89dc2e4b43e07a6fe0cf1d78824059f6b0ace0bcded608ccb467a75803e5e393f0e74538e8f00e6591f4cb98c27299df1f860f3102d012ed11239ad2baf2
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91