Analysis
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max time kernel
117s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06-02-2023 12:29
Static task
static1
Behavioral task
behavioral1
Sample
af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe
Resource
win10v2004-20220812-en
General
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Target
af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe
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Size
584KB
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MD5
cb41ad53fbc1a333b9a5b6a5f4ae9082
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SHA1
d808f56a04056de8afae2b198e0a4ee0a7f0937d
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SHA256
af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37
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SHA512
f3d5244c787999f6927cb25dfafe4d688e563775d8bab850692ff2b1d1fdb5af4b58723ad02804ef22a19ab86a79b8c39722ee535cf493fbcc5f55f4f9053b03
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SSDEEP
12288:iMrBy90BXrmpJ/kK1nUsmypLEyGG93pNhGCTvUXWwGrpgwwHo:bySr+J/kwUsmypYMDNh7TvzwMpxwI
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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Processes:
adjf.exenika.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" adjf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" adjf.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\DisableRealtimeMonitoring = "1" nika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection adjf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" adjf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" adjf.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\DisableScanOnRealtimeEnable = "1" nika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" adjf.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
mnolyk.exexriv.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation mnolyk.exe Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation xriv.exe -
Executes dropped EXE 7 IoCs
Processes:
bdjg.exeadjf.exenika.exexriv.exemnolyk.exemnolyk.exemnolyk.exepid process 5072 bdjg.exe 2448 adjf.exe 912 nika.exe 4252 xriv.exe 392 mnolyk.exe 3628 mnolyk.exe 1896 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 2832 rundll32.exe -
Processes:
adjf.exenika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features adjf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" adjf.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:
af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exebdjg.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.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\\\"" af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bdjg.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\\\"" bdjg.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 2488 2448 WerFault.exe adjf.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:
adjf.exenika.exepid process 2448 adjf.exe 2448 adjf.exe 912 nika.exe 912 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
adjf.exenika.exedescription pid process Token: SeDebugPrivilege 2448 adjf.exe Token: SeDebugPrivilege 912 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exebdjg.exexriv.exemnolyk.execmd.exedescription pid process target process PID 2564 wrote to memory of 5072 2564 af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe bdjg.exe PID 2564 wrote to memory of 5072 2564 af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe bdjg.exe PID 2564 wrote to memory of 5072 2564 af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe bdjg.exe PID 5072 wrote to memory of 2448 5072 bdjg.exe adjf.exe PID 5072 wrote to memory of 2448 5072 bdjg.exe adjf.exe PID 5072 wrote to memory of 2448 5072 bdjg.exe adjf.exe PID 5072 wrote to memory of 912 5072 bdjg.exe nika.exe PID 5072 wrote to memory of 912 5072 bdjg.exe nika.exe PID 2564 wrote to memory of 4252 2564 af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe xriv.exe PID 2564 wrote to memory of 4252 2564 af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe xriv.exe PID 2564 wrote to memory of 4252 2564 af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe xriv.exe PID 4252 wrote to memory of 392 4252 xriv.exe mnolyk.exe PID 4252 wrote to memory of 392 4252 xriv.exe mnolyk.exe PID 4252 wrote to memory of 392 4252 xriv.exe mnolyk.exe PID 392 wrote to memory of 4200 392 mnolyk.exe schtasks.exe PID 392 wrote to memory of 4200 392 mnolyk.exe schtasks.exe PID 392 wrote to memory of 4200 392 mnolyk.exe schtasks.exe PID 392 wrote to memory of 5084 392 mnolyk.exe cmd.exe PID 392 wrote to memory of 5084 392 mnolyk.exe cmd.exe PID 392 wrote to memory of 5084 392 mnolyk.exe cmd.exe PID 5084 wrote to memory of 4976 5084 cmd.exe cmd.exe PID 5084 wrote to memory of 4976 5084 cmd.exe cmd.exe PID 5084 wrote to memory of 4976 5084 cmd.exe cmd.exe PID 5084 wrote to memory of 700 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 700 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 700 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 712 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 712 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 712 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 2144 5084 cmd.exe cmd.exe PID 5084 wrote to memory of 2144 5084 cmd.exe cmd.exe PID 5084 wrote to memory of 2144 5084 cmd.exe cmd.exe PID 5084 wrote to memory of 4296 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 4296 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 4296 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 4396 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 4396 5084 cmd.exe cacls.exe PID 5084 wrote to memory of 4396 5084 cmd.exe cacls.exe PID 392 wrote to memory of 2832 392 mnolyk.exe rundll32.exe PID 392 wrote to memory of 2832 392 mnolyk.exe rundll32.exe PID 392 wrote to memory of 2832 392 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe"C:\Users\Admin\AppData\Local\Temp\af1248e748e15d155a8d0552415c700ea8ebb18a68d7ca7c085280b3a0a46b37.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bdjg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bdjg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\adjf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\adjf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2448 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 10084⤵
- Program crash
PID:2488
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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:912
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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:4252 -
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:392 -
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:4200
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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:5084 -
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:700
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:712
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2144
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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:4396
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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:2832
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2448 -ip 24481⤵PID:2292
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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:3628
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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:1896
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
MD5cc8f594d2af745d7c302eace5fa1011d
SHA14775dfde5ca78e44d55ea1a6716af25bd3a2435f
SHA256fc354ddc3799a9fafee581f7a740fa71546785430dd992f008636f5eb66eb2da
SHA512ed1e68c7b653a683a7738faa873d5171a06c053aab07443fd22fdc0057ec084bf31da97a69538d61e57b20e8c27ec3df04b95527f26c42cc6fcdb4a7915e1fc0
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Filesize
397KB
MD5cc8f594d2af745d7c302eace5fa1011d
SHA14775dfde5ca78e44d55ea1a6716af25bd3a2435f
SHA256fc354ddc3799a9fafee581f7a740fa71546785430dd992f008636f5eb66eb2da
SHA512ed1e68c7b653a683a7738faa873d5171a06c053aab07443fd22fdc0057ec084bf31da97a69538d61e57b20e8c27ec3df04b95527f26c42cc6fcdb4a7915e1fc0
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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