Analysis
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max time kernel
113s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
08/02/2023, 05:35
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
566KB
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MD5
f52a0bd187425ea34e0e57c3f989674d
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SHA1
6d21e538eaafbe33d2d5ed1eaa603988edf37744
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SHA256
728680d2b009f96df9c5cc0d867531f437a54352e0e66d67fe2269d0df793cb5
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SHA512
55b088cfd8973d83a433e0e9e44ee535bc71e1f5d3f25854850ed54b6ba720c85402c2b62c64bca83fe62dcdf5db0ce48e587cffc7a3ef36a5ef8d11a1604a8d
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SSDEEP
12288:0MrAy90pSjNt5CpUDJUrdAJBvQLMy4xVAggiXXL6dvpK:kyfjNKUCrdQ5QLt4wCr6dBK
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\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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection aSaf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aSaf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aSaf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aSaf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" aSaf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aSaf.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation xriv.exe Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
pid Process 4388 bSag.exe 4420 aSaf.exe 4584 nika.exe 964 xriv.exe 800 mnolyk.exe 1240 mnolyk.exe 3796 mnolyk.exe -
Loads dropped DLL 1 IoCs
pid Process 4700 rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aSaf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aSaf.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\\\"" file.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bSag.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\\\"" bSag.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 364 4420 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 1940 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4420 aSaf.exe 4420 aSaf.exe 4584 nika.exe 4584 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4420 aSaf.exe Token: SeDebugPrivilege 4584 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 4764 wrote to memory of 4388 4764 file.exe 81 PID 4764 wrote to memory of 4388 4764 file.exe 81 PID 4764 wrote to memory of 4388 4764 file.exe 81 PID 4388 wrote to memory of 4420 4388 bSag.exe 82 PID 4388 wrote to memory of 4420 4388 bSag.exe 82 PID 4388 wrote to memory of 4420 4388 bSag.exe 82 PID 4388 wrote to memory of 4584 4388 bSag.exe 85 PID 4388 wrote to memory of 4584 4388 bSag.exe 85 PID 4764 wrote to memory of 964 4764 file.exe 88 PID 4764 wrote to memory of 964 4764 file.exe 88 PID 4764 wrote to memory of 964 4764 file.exe 88 PID 964 wrote to memory of 800 964 xriv.exe 89 PID 964 wrote to memory of 800 964 xriv.exe 89 PID 964 wrote to memory of 800 964 xriv.exe 89 PID 800 wrote to memory of 1940 800 mnolyk.exe 90 PID 800 wrote to memory of 1940 800 mnolyk.exe 90 PID 800 wrote to memory of 1940 800 mnolyk.exe 90 PID 800 wrote to memory of 5068 800 mnolyk.exe 92 PID 800 wrote to memory of 5068 800 mnolyk.exe 92 PID 800 wrote to memory of 5068 800 mnolyk.exe 92 PID 5068 wrote to memory of 4976 5068 cmd.exe 94 PID 5068 wrote to memory of 4976 5068 cmd.exe 94 PID 5068 wrote to memory of 4976 5068 cmd.exe 94 PID 5068 wrote to memory of 1120 5068 cmd.exe 95 PID 5068 wrote to memory of 1120 5068 cmd.exe 95 PID 5068 wrote to memory of 1120 5068 cmd.exe 95 PID 5068 wrote to memory of 1192 5068 cmd.exe 96 PID 5068 wrote to memory of 1192 5068 cmd.exe 96 PID 5068 wrote to memory of 1192 5068 cmd.exe 96 PID 5068 wrote to memory of 2496 5068 cmd.exe 97 PID 5068 wrote to memory of 2496 5068 cmd.exe 97 PID 5068 wrote to memory of 2496 5068 cmd.exe 97 PID 5068 wrote to memory of 2228 5068 cmd.exe 98 PID 5068 wrote to memory of 2228 5068 cmd.exe 98 PID 5068 wrote to memory of 2228 5068 cmd.exe 98 PID 5068 wrote to memory of 4048 5068 cmd.exe 99 PID 5068 wrote to memory of 4048 5068 cmd.exe 99 PID 5068 wrote to memory of 4048 5068 cmd.exe 99 PID 800 wrote to memory of 4700 800 mnolyk.exe 101 PID 800 wrote to memory of 4700 800 mnolyk.exe 101 PID 800 wrote to memory of 4700 800 mnolyk.exe 101
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:4764 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bSag.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bSag.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4388 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aSaf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aSaf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4420 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4420 -s 10804⤵
- Program crash
PID:364
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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:4584
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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:964 -
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:800 -
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:1940
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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:5068 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4976
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:1120
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:1192
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2496
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:2228
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:4048
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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:4700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4420 -ip 44201⤵PID:1044
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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:1240
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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:3796
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
379KB
MD5dfa60182c922628a3c9bdbbda07e5d86
SHA121190f05b1dc72371ab1ed7b04b8966b7217dcd3
SHA25608ad84e67bdcdcc3c14a0da2438637086eeb1c5c54db93807f8cdbbc81adcdd7
SHA51229a1246ba374b2e2b2e4e1b81927cc6fb3851e9f0f18dd614aeba2839b75d4653a5ceb2d3f5d6db25179418f04c7586168f75f1ef02026691a236f005172dfdc
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Filesize
379KB
MD5dfa60182c922628a3c9bdbbda07e5d86
SHA121190f05b1dc72371ab1ed7b04b8966b7217dcd3
SHA25608ad84e67bdcdcc3c14a0da2438637086eeb1c5c54db93807f8cdbbc81adcdd7
SHA51229a1246ba374b2e2b2e4e1b81927cc6fb3851e9f0f18dd614aeba2839b75d4653a5ceb2d3f5d6db25179418f04c7586168f75f1ef02026691a236f005172dfdc
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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
356KB
MD5cda33eb0614c5d50339022f6747eb7f0
SHA175f358095dfbfede42535f1b58e53808a2e01c87
SHA256668e8fb8f27c78e03ea396caee4d86a32f82d9bea6c9022d8aa456198d01b40d
SHA512b152c91c59d1a288c87af3d2e96f907cf24ee3d2fe1e0eb26c3cb10936cd090aa72a41c7ba5527b6b5aaf60c1dec1429f014933c6ad37534e2c12a08dcdbb353
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Filesize
356KB
MD5cda33eb0614c5d50339022f6747eb7f0
SHA175f358095dfbfede42535f1b58e53808a2e01c87
SHA256668e8fb8f27c78e03ea396caee4d86a32f82d9bea6c9022d8aa456198d01b40d
SHA512b152c91c59d1a288c87af3d2e96f907cf24ee3d2fe1e0eb26c3cb10936cd090aa72a41c7ba5527b6b5aaf60c1dec1429f014933c6ad37534e2c12a08dcdbb353
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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