Analysis
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max time kernel
115s -
max time network
147s -
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 19:20
Static task
static1
Behavioral task
behavioral1
Sample
c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe
Resource
win10v2004-20221111-en
General
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Target
c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe
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Size
558KB
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MD5
130c0246aa4a7d699e7b54b1f32d0d9b
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SHA1
2c40cee6c903aeadda1537e05afc2d7df66652c2
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SHA256
c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486
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SHA512
55f2d1f943300f6b1bff155c8591c09000a8b170411cbf657fa1f22556e187a032c2a73c5cccf08dfba497fd951ccd98a94dbc6e65583adec5f910f4ab24efb3
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SSDEEP
12288:SMrNy90WUdDgkS9cFloCKwccDUK6uYCv8TM53VpaNj+bVLKliPK6xslRTi:vyRQDJlolwceDHv87yQ6xslRTi
Malware Config
Extracted
amadey
3.66
62.204.41.5/Bu58Ngs/index.php
Signatures
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Processes:
mika.exeaAfx.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\DisableIOAVProtection = "1" mika.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" aAfx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" aAfx.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\DisableOnAccessProtection = "1" mika.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection aAfx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" aAfx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" aAfx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" aAfx.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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation vona.exe Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation mnolyk.exe -
Executes dropped EXE 7 IoCs
Processes:
cAfn.exeaAfx.exemika.exevona.exemnolyk.exemnolyk.exemnolyk.exepid process 948 cAfn.exe 4148 aAfx.exe 680 mika.exe 1808 vona.exe 4268 mnolyk.exe 2072 mnolyk.exe 3520 mnolyk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 4220 rundll32.exe -
Processes:
aAfx.exemika.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features aAfx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" aAfx.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" mika.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.execAfn.exedescription 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\\\"" c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce cAfn.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\\\"" cAfn.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.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 1480 4148 WerFault.exe aAfx.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:
aAfx.exemika.exepid process 4148 aAfx.exe 4148 aAfx.exe 680 mika.exe 680 mika.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
aAfx.exemika.exedescription pid process Token: SeDebugPrivilege 4148 aAfx.exe Token: SeDebugPrivilege 680 mika.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.execAfn.exevona.exemnolyk.execmd.exedescription pid process target process PID 900 wrote to memory of 948 900 c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe cAfn.exe PID 900 wrote to memory of 948 900 c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe cAfn.exe PID 900 wrote to memory of 948 900 c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe cAfn.exe PID 948 wrote to memory of 4148 948 cAfn.exe aAfx.exe PID 948 wrote to memory of 4148 948 cAfn.exe aAfx.exe PID 948 wrote to memory of 4148 948 cAfn.exe aAfx.exe PID 948 wrote to memory of 680 948 cAfn.exe mika.exe PID 948 wrote to memory of 680 948 cAfn.exe mika.exe PID 900 wrote to memory of 1808 900 c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe vona.exe PID 900 wrote to memory of 1808 900 c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe vona.exe PID 900 wrote to memory of 1808 900 c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe vona.exe PID 1808 wrote to memory of 4268 1808 vona.exe mnolyk.exe PID 1808 wrote to memory of 4268 1808 vona.exe mnolyk.exe PID 1808 wrote to memory of 4268 1808 vona.exe mnolyk.exe PID 4268 wrote to memory of 800 4268 mnolyk.exe schtasks.exe PID 4268 wrote to memory of 800 4268 mnolyk.exe schtasks.exe PID 4268 wrote to memory of 800 4268 mnolyk.exe schtasks.exe PID 4268 wrote to memory of 260 4268 mnolyk.exe cmd.exe PID 4268 wrote to memory of 260 4268 mnolyk.exe cmd.exe PID 4268 wrote to memory of 260 4268 mnolyk.exe cmd.exe PID 260 wrote to memory of 3852 260 cmd.exe cmd.exe PID 260 wrote to memory of 3852 260 cmd.exe cmd.exe PID 260 wrote to memory of 3852 260 cmd.exe cmd.exe PID 260 wrote to memory of 2276 260 cmd.exe cacls.exe PID 260 wrote to memory of 2276 260 cmd.exe cacls.exe PID 260 wrote to memory of 2276 260 cmd.exe cacls.exe PID 260 wrote to memory of 3668 260 cmd.exe cacls.exe PID 260 wrote to memory of 3668 260 cmd.exe cacls.exe PID 260 wrote to memory of 3668 260 cmd.exe cacls.exe PID 260 wrote to memory of 2604 260 cmd.exe cmd.exe PID 260 wrote to memory of 2604 260 cmd.exe cmd.exe PID 260 wrote to memory of 2604 260 cmd.exe cmd.exe PID 260 wrote to memory of 3708 260 cmd.exe cacls.exe PID 260 wrote to memory of 3708 260 cmd.exe cacls.exe PID 260 wrote to memory of 3708 260 cmd.exe cacls.exe PID 260 wrote to memory of 4812 260 cmd.exe cacls.exe PID 260 wrote to memory of 4812 260 cmd.exe cacls.exe PID 260 wrote to memory of 4812 260 cmd.exe cacls.exe PID 4268 wrote to memory of 4220 4268 mnolyk.exe rundll32.exe PID 4268 wrote to memory of 4220 4268 mnolyk.exe rundll32.exe PID 4268 wrote to memory of 4220 4268 mnolyk.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe"C:\Users\Admin\AppData\Local\Temp\c2f2b7b2e0ed37ed715104e1408d210cb6207db6b26068abd2c0398e30305486.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cAfn.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cAfn.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:948 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aAfx.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aAfx.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4148 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 10804⤵
- Program crash
PID:1480
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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:680
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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:1808 -
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:4268 -
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:800
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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:260 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:3852
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:N"5⤵PID:2276
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C:\Windows\SysWOW64\cacls.exeCACLS "mnolyk.exe" /P "Admin:R" /E5⤵PID:3668
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:2604
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:N"5⤵PID:3708
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5eb6b96734" /P "Admin:R" /E5⤵PID:4812
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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:4220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4148 -ip 41481⤵PID:4768
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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:2072
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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:3520
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
371KB
MD5adddc480c36889c1ce3944131d210c74
SHA1e6d1b9b535c706f5a25719d34055106bce7ef381
SHA2563d56e32a0f7b0884e1add49848c850fd7e7dff5ee0dfc7fc3aceaa7093ce0bab
SHA51264b5836bddbd5f04577e8682c39e63f3c5e21ab32944cd8bd2feed03bf2d2ba55559cdf575c2fa52cc64fe0ba22f4a891b7a7023e6a69ba987c2ea3fcfb2f6e1
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Filesize
371KB
MD5adddc480c36889c1ce3944131d210c74
SHA1e6d1b9b535c706f5a25719d34055106bce7ef381
SHA2563d56e32a0f7b0884e1add49848c850fd7e7dff5ee0dfc7fc3aceaa7093ce0bab
SHA51264b5836bddbd5f04577e8682c39e63f3c5e21ab32944cd8bd2feed03bf2d2ba55559cdf575c2fa52cc64fe0ba22f4a891b7a7023e6a69ba987c2ea3fcfb2f6e1
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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
341KB
MD53e992824465f02894e443cc255fff678
SHA10c95d1a78a548c60da4f2c15465efd2e122bb8da
SHA25644946a180522e0a95656ed6be0cdb70acf648b7c3eae27850762ac344b05f8d0
SHA512becd6d844a43ad48d6c0b9af2cbf15b7f6085c5bab5c4eae4bd909b0064c7fca22a6601b94416f86a9e51a4a6f88cdbe73723a2862ff25c222b2f75809d3b9a3
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Filesize
341KB
MD53e992824465f02894e443cc255fff678
SHA10c95d1a78a548c60da4f2c15465efd2e122bb8da
SHA25644946a180522e0a95656ed6be0cdb70acf648b7c3eae27850762ac344b05f8d0
SHA512becd6d844a43ad48d6c0b9af2cbf15b7f6085c5bab5c4eae4bd909b0064c7fca22a6601b94416f86a9e51a4a6f88cdbe73723a2862ff25c222b2f75809d3b9a3
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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