Analysis
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max time kernel
126s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
06-02-2023 12:53
Static task
static1
General
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Target
2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe
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Size
642KB
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MD5
d523840af21bf7fdad6894bd10daf213
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SHA1
e9721bf90f1ce691a7bb0f0aafecdcee15021e87
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SHA256
2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8
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SHA512
007e0a9a4aae5d89c6595bbbf8881a64f2e197b34248eba64d0b39d2275041676066abcf988e9df67a1ec7cd96f9eaab8cb50bca17cddd6012cff46882336766
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SSDEEP
12288:tMrcy90cI4MJTl+ySrSHrQ+wpNxNMQnm8T3018au9RV9v8cx0e2:NyuJT4FrSLQR9nmc0avrnvx4
Malware Config
Extracted
amadey
3.66
62.204.41.5/Bu58Ngs/index.php
Signatures
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Processes:
mika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" mika.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
vona.exemnolyk.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation vona.exe Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
Processes:
cyYn.exeayYx.exemika.exevona.exemnolyk.exemnolyk.exemnolyk.exepid process 2204 cyYn.exe 4680 ayYx.exe 4916 mika.exe 3784 vona.exe 4276 mnolyk.exe 3596 mnolyk.exe 2576 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3988 rundll32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Processes:
mika.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" mika.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.execyYn.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.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\\\"" 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce cyYn.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\\\"" cyYn.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 228 4680 WerFault.exe ayYx.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:
ayYx.exemika.exepid process 4680 ayYx.exe 4680 ayYx.exe 4916 mika.exe 4916 mika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ayYx.exemika.exedescription pid process Token: SeDebugPrivilege 4680 ayYx.exe Token: SeDebugPrivilege 4916 mika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.execyYn.exevona.exemnolyk.execmd.exedescription pid process target process PID 4512 wrote to memory of 2204 4512 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe cyYn.exe PID 4512 wrote to memory of 2204 4512 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe cyYn.exe PID 4512 wrote to memory of 2204 4512 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe cyYn.exe PID 2204 wrote to memory of 4680 2204 cyYn.exe ayYx.exe PID 2204 wrote to memory of 4680 2204 cyYn.exe ayYx.exe PID 2204 wrote to memory of 4680 2204 cyYn.exe ayYx.exe PID 2204 wrote to memory of 4916 2204 cyYn.exe mika.exe PID 2204 wrote to memory of 4916 2204 cyYn.exe mika.exe PID 4512 wrote to memory of 3784 4512 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe vona.exe PID 4512 wrote to memory of 3784 4512 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe vona.exe PID 4512 wrote to memory of 3784 4512 2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe vona.exe PID 3784 wrote to memory of 4276 3784 vona.exe mnolyk.exe PID 3784 wrote to memory of 4276 3784 vona.exe mnolyk.exe PID 3784 wrote to memory of 4276 3784 vona.exe mnolyk.exe PID 4276 wrote to memory of 1800 4276 mnolyk.exe schtasks.exe PID 4276 wrote to memory of 1800 4276 mnolyk.exe schtasks.exe PID 4276 wrote to memory of 1800 4276 mnolyk.exe schtasks.exe PID 4276 wrote to memory of 3468 4276 mnolyk.exe cmd.exe PID 4276 wrote to memory of 3468 4276 mnolyk.exe cmd.exe PID 4276 wrote to memory of 3468 4276 mnolyk.exe cmd.exe PID 3468 wrote to memory of 2552 3468 cmd.exe cmd.exe PID 3468 wrote to memory of 2552 3468 cmd.exe cmd.exe PID 3468 wrote to memory of 2552 3468 cmd.exe cmd.exe PID 3468 wrote to memory of 1744 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 1744 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 1744 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 4180 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 4180 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 4180 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 2588 3468 cmd.exe cmd.exe PID 3468 wrote to memory of 2588 3468 cmd.exe cmd.exe PID 3468 wrote to memory of 2588 3468 cmd.exe cmd.exe PID 3468 wrote to memory of 4724 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 4724 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 4724 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 1280 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 1280 3468 cmd.exe cacls.exe PID 3468 wrote to memory of 1280 3468 cmd.exe cacls.exe PID 4276 wrote to memory of 3988 4276 mnolyk.exe rundll32.exe PID 4276 wrote to memory of 3988 4276 mnolyk.exe rundll32.exe PID 4276 wrote to memory of 3988 4276 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe"C:\Users\Admin\AppData\Local\Temp\2f2832cb859e95c48d7d67e14444ff42de8406ca2ccd067ba6fbb14b79dfdfc8.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4512 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cyYn.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cyYn.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2204 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ayYx.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ayYx.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4680 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 20084⤵
- Program crash
PID:228
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4916
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe"C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4276 -
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\5eb6b96734\mnolyk.exe" /F4⤵
- Creates scheduled task(s)
PID:1800
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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 "..\5eb6b96734" /P "Admin:N"&&CACLS "..\5eb6b96734" /P "Admin:R" /E&&Exit4⤵
- Suspicious use of WriteProcessMemory
PID:3468 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2552
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:1744
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:4180
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2588
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:N"5⤵PID:4724
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:R" /E5⤵PID:1280
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main4⤵
- Loads dropped DLL
PID:3988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4680 -ip 46801⤵PID:3616
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C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe1⤵
- Executes dropped EXE
PID:3596
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C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exeC:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe1⤵
- Executes dropped EXE
PID:2576
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
455KB
MD5efabb2c6cbdc35d2335b21ab52613663
SHA1f38e2af17ad7eb3fdfeac2168737e07c3dee2b70
SHA2560d786bf723522d7044790a1af3d66b7df708b78dc952ed999a8f59b862d1a49e
SHA512ecda0bf540f9df93be308ec9f56f8a1c5b59f1dcb3cb0d004740edd9a00bb59d82e7ac633689cf96a59468fceca0c826ab2e1a3c717f69bb9db75d56bc27edfb
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Filesize
455KB
MD5efabb2c6cbdc35d2335b21ab52613663
SHA1f38e2af17ad7eb3fdfeac2168737e07c3dee2b70
SHA2560d786bf723522d7044790a1af3d66b7df708b78dc952ed999a8f59b862d1a49e
SHA512ecda0bf540f9df93be308ec9f56f8a1c5b59f1dcb3cb0d004740edd9a00bb59d82e7ac633689cf96a59468fceca0c826ab2e1a3c717f69bb9db75d56bc27edfb
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
236KB
MD5fde8915d251fada3a37530421eb29dcf
SHA144386a8947ddfab993409945dae05a772a13e047
SHA2566cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116
SHA512ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd
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Filesize
425KB
MD505f2dd3d2dacc8633d402e404d918e79
SHA14de9d36037feb708c3229dbeb2f202398fb4f221
SHA25666e93e6252ac9c8f2a02c121abc6b4749c67b131ba0d21b39ef917e695ac84ce
SHA512e9a50a7f48d1176725110cf2ae48d2990f0652fbfbcbc02e524de464a853aee7381286500d8ec4064920adee32eb38548c2f838a8c93ea683fa0cb305aa3efcd
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Filesize
425KB
MD505f2dd3d2dacc8633d402e404d918e79
SHA14de9d36037feb708c3229dbeb2f202398fb4f221
SHA25666e93e6252ac9c8f2a02c121abc6b4749c67b131ba0d21b39ef917e695ac84ce
SHA512e9a50a7f48d1176725110cf2ae48d2990f0652fbfbcbc02e524de464a853aee7381286500d8ec4064920adee32eb38548c2f838a8c93ea683fa0cb305aa3efcd
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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
MD59221a421a3e777eb7d4ce55e474bcc4a
SHA1c96d7bd7ccbf9352d50527bff472595b3dc5298e
SHA25610ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8
SHA51263ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3
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Filesize
89KB
MD59221a421a3e777eb7d4ce55e474bcc4a
SHA1c96d7bd7ccbf9352d50527bff472595b3dc5298e
SHA25610ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8
SHA51263ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3