Analysis
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max time kernel
118s -
max time network
148s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
06/02/2023, 16:34
Static task
static1
Behavioral task
behavioral1
Sample
746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe
Resource
win10-20220812-en
General
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Target
746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe
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Size
574KB
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MD5
75150d143dbd2780d42618a506976a8d
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SHA1
c90a98cf56968639037bb0f76f62ca9a5ac9693c
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SHA256
746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa
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SHA512
cc8bce60dd94c156399c87091efce4f7f8867ab8a26cfe8fa135db8f7a7fda6d94a92947230d88def125428fce88110ae2b526da006dc394ea39086f6fb872af
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SSDEEP
12288:EMrLy90Cqps/K0C1p/0VtEFOSN0n/t0eLedVo+:Pyfqps/QbsVXo0n/ueydVo+
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\DisableIOAVProtection = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aUmf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aUmf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aUmf.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\DisableOnAccessProtection = "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\DisableBehaviorMonitoring = "1" aUmf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aUmf.exe -
Executes dropped EXE 7 IoCs
pid Process 2828 bMHg.exe 1232 aUmf.exe 4340 nika.exe 5064 xriv.exe 2908 mnolyk.exe 3996 mnolyk.exe 4040 mnolyk.exe -
Loads dropped DLL 1 IoCs
pid Process 4132 rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aUmf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aUmf.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 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\\\"" 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bMHg.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\\\"" bMHg.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.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 1736 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1232 aUmf.exe 1232 aUmf.exe 4340 nika.exe 4340 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1232 aUmf.exe Token: SeDebugPrivilege 4340 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 4236 wrote to memory of 2828 4236 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe 67 PID 4236 wrote to memory of 2828 4236 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe 67 PID 4236 wrote to memory of 2828 4236 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe 67 PID 2828 wrote to memory of 1232 2828 bMHg.exe 66 PID 2828 wrote to memory of 1232 2828 bMHg.exe 66 PID 2828 wrote to memory of 1232 2828 bMHg.exe 66 PID 2828 wrote to memory of 4340 2828 bMHg.exe 68 PID 2828 wrote to memory of 4340 2828 bMHg.exe 68 PID 4236 wrote to memory of 5064 4236 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe 69 PID 4236 wrote to memory of 5064 4236 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe 69 PID 4236 wrote to memory of 5064 4236 746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe 69 PID 5064 wrote to memory of 2908 5064 xriv.exe 70 PID 5064 wrote to memory of 2908 5064 xriv.exe 70 PID 5064 wrote to memory of 2908 5064 xriv.exe 70 PID 2908 wrote to memory of 1736 2908 mnolyk.exe 71 PID 2908 wrote to memory of 1736 2908 mnolyk.exe 71 PID 2908 wrote to memory of 1736 2908 mnolyk.exe 71 PID 2908 wrote to memory of 4940 2908 mnolyk.exe 72 PID 2908 wrote to memory of 4940 2908 mnolyk.exe 72 PID 2908 wrote to memory of 4940 2908 mnolyk.exe 72 PID 4940 wrote to memory of 3348 4940 cmd.exe 75 PID 4940 wrote to memory of 3348 4940 cmd.exe 75 PID 4940 wrote to memory of 3348 4940 cmd.exe 75 PID 4940 wrote to memory of 216 4940 cmd.exe 76 PID 4940 wrote to memory of 216 4940 cmd.exe 76 PID 4940 wrote to memory of 216 4940 cmd.exe 76 PID 4940 wrote to memory of 2972 4940 cmd.exe 77 PID 4940 wrote to memory of 2972 4940 cmd.exe 77 PID 4940 wrote to memory of 2972 4940 cmd.exe 77 PID 4940 wrote to memory of 3956 4940 cmd.exe 78 PID 4940 wrote to memory of 3956 4940 cmd.exe 78 PID 4940 wrote to memory of 3956 4940 cmd.exe 78 PID 4940 wrote to memory of 5004 4940 cmd.exe 79 PID 4940 wrote to memory of 5004 4940 cmd.exe 79 PID 4940 wrote to memory of 5004 4940 cmd.exe 79 PID 4940 wrote to memory of 3832 4940 cmd.exe 80 PID 4940 wrote to memory of 3832 4940 cmd.exe 80 PID 4940 wrote to memory of 3832 4940 cmd.exe 80 PID 2908 wrote to memory of 4132 2908 mnolyk.exe 82 PID 2908 wrote to memory of 4132 2908 mnolyk.exe 82 PID 2908 wrote to memory of 4132 2908 mnolyk.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe"C:\Users\Admin\AppData\Local\Temp\746368ed0456c593e2a3be76e57ceab22811f9360c9bf37f2e7005867ba12daa.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4236 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bMHg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bMHg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2828 -
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⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2908 -
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:1736
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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:4940 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:3348
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:216
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:2972
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:3956
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:5004
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:3832
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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:4132
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aUmf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aUmf.exe1⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1232
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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:3996
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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:4040
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
386KB
MD59fe31778f98b944b803a7d32aab2ad3a
SHA114594a4952f4a0cb459617bd14245ff5fd24763c
SHA25647cb044f4115d396c8b3c957ad5b2bcde31851a231f5e85ab5331dc30dc3979e
SHA5128d51aaee9389b5e5286183f976124eb6adf43bdb59b3d2a9534fb4af5c5efaaed0b4c894eb23803855c8d3320e33d15dcc9ab3a890a9627e4d42ee7273758a3b
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Filesize
386KB
MD59fe31778f98b944b803a7d32aab2ad3a
SHA114594a4952f4a0cb459617bd14245ff5fd24763c
SHA25647cb044f4115d396c8b3c957ad5b2bcde31851a231f5e85ab5331dc30dc3979e
SHA5128d51aaee9389b5e5286183f976124eb6adf43bdb59b3d2a9534fb4af5c5efaaed0b4c894eb23803855c8d3320e33d15dcc9ab3a890a9627e4d42ee7273758a3b
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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
363KB
MD501bc3df99ab67babcdc1577241e3ee87
SHA1c11c6465d4de6b6588b565c577a9eaad80d409d4
SHA256778bd7b213d42773deeb1df58089f30fc9310555a97a9654a90afb63208bbc9a
SHA512107ca576ed9599a079f9c2e90ede1f60313a59c0c46b99272665a5d8b56166dc7af422b9e8cd65c20fd7f878d03c64a06ed0af943b95967e92b8ccb4aabc6a95
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Filesize
363KB
MD501bc3df99ab67babcdc1577241e3ee87
SHA1c11c6465d4de6b6588b565c577a9eaad80d409d4
SHA256778bd7b213d42773deeb1df58089f30fc9310555a97a9654a90afb63208bbc9a
SHA512107ca576ed9599a079f9c2e90ede1f60313a59c0c46b99272665a5d8b56166dc7af422b9e8cd65c20fd7f878d03c64a06ed0af943b95967e92b8ccb4aabc6a95
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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