Analysis
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max time kernel
124s -
max time network
148s -
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 12:00
Static task
static1
Behavioral task
behavioral1
Sample
7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe
Resource
win10v2004-20220812-en
General
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Target
7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe
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Size
584KB
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MD5
f161ac6089c3184a52e96a859bf1ae2a
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SHA1
70bce682381ede4fd1b8219397a5dd81142a7fa9
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SHA256
7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c
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SHA512
114cf8b4004afd111ea56d45c5269f083ce67693d56dcbe4ad99249d4f974798e294defb41f6c383f3794afd0b803cc51588d00ed95b2c13997aac29d9f7985a
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SSDEEP
12288:oMr8y904P6ZVzt+Yzt0jlS7YNV9AykP2iI8aUZwa:0yROVh+YzSI6V9AV2j8Bn
Malware Config
Extracted
amadey
3.66
62.204.41.4/Gol478Ns/index.php
Signatures
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Processes:
aWHf.exenika.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aWHf.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 aWHf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" aWHf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aWHf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aWHf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aWHf.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 -
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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation xriv.exe Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
Processes:
bWHg.exeaWHf.exenika.exexriv.exemnolyk.exemnolyk.exemnolyk.exepid process 3036 bWHg.exe 5104 aWHf.exe 1552 nika.exe 4688 xriv.exe 380 mnolyk.exe 4416 mnolyk.exe 2552 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 4888 rundll32.exe -
Processes:
nika.exeaWHf.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" nika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aWHf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aWHf.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
bWHg.exe7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bWHg.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\\\"" bWHg.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.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\\\"" 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.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 1512 5104 WerFault.exe aWHf.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:
aWHf.exenika.exepid process 5104 aWHf.exe 5104 aWHf.exe 1552 nika.exe 1552 nika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
aWHf.exenika.exedescription pid process Token: SeDebugPrivilege 5104 aWHf.exe Token: SeDebugPrivilege 1552 nika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exebWHg.exexriv.exemnolyk.execmd.exedescription pid process target process PID 1576 wrote to memory of 3036 1576 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe bWHg.exe PID 1576 wrote to memory of 3036 1576 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe bWHg.exe PID 1576 wrote to memory of 3036 1576 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe bWHg.exe PID 3036 wrote to memory of 5104 3036 bWHg.exe aWHf.exe PID 3036 wrote to memory of 5104 3036 bWHg.exe aWHf.exe PID 3036 wrote to memory of 5104 3036 bWHg.exe aWHf.exe PID 3036 wrote to memory of 1552 3036 bWHg.exe nika.exe PID 3036 wrote to memory of 1552 3036 bWHg.exe nika.exe PID 1576 wrote to memory of 4688 1576 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe xriv.exe PID 1576 wrote to memory of 4688 1576 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe xriv.exe PID 1576 wrote to memory of 4688 1576 7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe xriv.exe PID 4688 wrote to memory of 380 4688 xriv.exe mnolyk.exe PID 4688 wrote to memory of 380 4688 xriv.exe mnolyk.exe PID 4688 wrote to memory of 380 4688 xriv.exe mnolyk.exe PID 380 wrote to memory of 4380 380 mnolyk.exe schtasks.exe PID 380 wrote to memory of 4380 380 mnolyk.exe schtasks.exe PID 380 wrote to memory of 4380 380 mnolyk.exe schtasks.exe PID 380 wrote to memory of 2708 380 mnolyk.exe cmd.exe PID 380 wrote to memory of 2708 380 mnolyk.exe cmd.exe PID 380 wrote to memory of 2708 380 mnolyk.exe cmd.exe PID 2708 wrote to memory of 636 2708 cmd.exe cmd.exe PID 2708 wrote to memory of 636 2708 cmd.exe cmd.exe PID 2708 wrote to memory of 636 2708 cmd.exe cmd.exe PID 2708 wrote to memory of 1068 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 1068 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 1068 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 2948 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 2948 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 2948 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 2444 2708 cmd.exe cmd.exe PID 2708 wrote to memory of 2444 2708 cmd.exe cmd.exe PID 2708 wrote to memory of 2444 2708 cmd.exe cmd.exe PID 2708 wrote to memory of 2452 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 2452 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 2452 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 3416 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 3416 2708 cmd.exe cacls.exe PID 2708 wrote to memory of 3416 2708 cmd.exe cacls.exe PID 380 wrote to memory of 4888 380 mnolyk.exe rundll32.exe PID 380 wrote to memory of 4888 380 mnolyk.exe rundll32.exe PID 380 wrote to memory of 4888 380 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe"C:\Users\Admin\AppData\Local\Temp\7bc0dc6930286fead9651315a9163de016352250388d279dcdcc913df2c0613c.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bWHg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bWHg.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aWHf.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aWHf.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5104 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 10284⤵
- Program crash
PID:1512
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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:1552
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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:4688 -
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:380 -
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:4380
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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:2708 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:636
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:1068
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:2948
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:N"5⤵PID:2452
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2444
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C:\Windows\SysWOW64\cacls.exeCACLS "..\4b9a106e76" /P "Admin:R" /E5⤵PID:3416
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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:4888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5104 -ip 51041⤵PID:3260
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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:4416
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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:2552
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
398KB
MD5137050b3e2a919a9c16d786f43180130
SHA169f34e163ade1f92dd7d578209189f768249b635
SHA256114824b800f98535706fe5e65a52cc1cabaaac4d8a7e3e8eb2b00eb4682e4835
SHA512ae417a7acbc4bbe415aaacaebe331368364bff7304c1fb28063bbbe40cf5f4fb6a08371e4fae48ee42b1e78edaded5ff19a6e3b85557483c0a3d761ccd23cb88
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Filesize
398KB
MD5137050b3e2a919a9c16d786f43180130
SHA169f34e163ade1f92dd7d578209189f768249b635
SHA256114824b800f98535706fe5e65a52cc1cabaaac4d8a7e3e8eb2b00eb4682e4835
SHA512ae417a7acbc4bbe415aaacaebe331368364bff7304c1fb28063bbbe40cf5f4fb6a08371e4fae48ee42b1e78edaded5ff19a6e3b85557483c0a3d761ccd23cb88
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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
MD5e572f01374d14950ab5f926b6bc669c7
SHA1344f0ee2242a74bae4cab535ea1ff957a7248704
SHA2561348f0d2f0edc75fa7063614a223f8d5d3fe1433b9c5c03164a1f6b33c4b8278
SHA512bc6053423a71919547a1483f7b6896598b087afb82768c8b7c958db013c7c25060e5bfaf2da12d48020a04dc239394659be1673672636af9e8bb5cae6a809be9
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Filesize
367KB
MD5e572f01374d14950ab5f926b6bc669c7
SHA1344f0ee2242a74bae4cab535ea1ff957a7248704
SHA2561348f0d2f0edc75fa7063614a223f8d5d3fe1433b9c5c03164a1f6b33c4b8278
SHA512bc6053423a71919547a1483f7b6896598b087afb82768c8b7c958db013c7c25060e5bfaf2da12d48020a04dc239394659be1673672636af9e8bb5cae6a809be9
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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