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Analysis
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max time kernel
30s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
07/12/2022, 02:27
Static task
static1
Behavioral task
behavioral1
Sample
fd3dacc6a77b9dcdebac15effe86bb88985415cc3bbb2f1904f9de6cb3594eb3.dll
Resource
win7-20221111-en
General
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Target
fd3dacc6a77b9dcdebac15effe86bb88985415cc3bbb2f1904f9de6cb3594eb3.dll
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Size
120KB
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MD5
0a1ddf0a30a705624a875f6de419e8ea
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SHA1
2b098735ee7e85811669e0a31d6ac5f0943c70a5
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SHA256
fd3dacc6a77b9dcdebac15effe86bb88985415cc3bbb2f1904f9de6cb3594eb3
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SHA512
67426cd549e06104e1fca7fad6948a62939ffad7c4b5def921260289f087f67bc87f4aa78f0706495b573144dd715bfcf5efbab7c449af8c230c724231c86bf1
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SSDEEP
1536:s/smIuMlrJLlak253CGI0ycfjc7UiK1Q0eE/VK17xy/3IhQ9Iv:qMhDb2Cj97UiK1Z/VmVykiG
Malware Config
Extracted
sality
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies firewall policy service 2 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 6c0d98.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 6c0d98.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 6c0d98.exe -
Executes dropped EXE 3 IoCs
pid Process 2012 6c0d98.exe 828 6c1259.exe 604 6c2b75.exe -
resource yara_rule behavioral1/memory/2012-62-0x00000000005B0000-0x000000000166A000-memory.dmp upx behavioral1/memory/2012-70-0x00000000005B0000-0x000000000166A000-memory.dmp upx behavioral1/memory/2012-83-0x00000000005B0000-0x000000000166A000-memory.dmp upx behavioral1/memory/2012-85-0x00000000005B0000-0x000000000166A000-memory.dmp upx behavioral1/memory/828-87-0x0000000000910000-0x00000000019CA000-memory.dmp upx -
Loads dropped DLL 6 IoCs
pid Process 1684 rundll32.exe 1684 rundll32.exe 1684 rundll32.exe 1684 rundll32.exe 1684 rundll32.exe 1684 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 6c0d98.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 6c0d98.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 6c0d98.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 6c0d98.exe -
Enumerates connected drives 3 TTPs 9 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\K: 6c0d98.exe File opened (read-only) \??\L: 6c0d98.exe File opened (read-only) \??\E: 6c0d98.exe File opened (read-only) \??\I: 6c0d98.exe File opened (read-only) \??\J: 6c0d98.exe File opened (read-only) \??\M: 6c0d98.exe File opened (read-only) \??\F: 6c0d98.exe File opened (read-only) \??\G: 6c0d98.exe File opened (read-only) \??\H: 6c0d98.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\6c1131 6c0d98.exe File opened for modification C:\Windows\SYSTEM.INI 6c0d98.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2012 6c0d98.exe 2012 6c0d98.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe Token: SeDebugPrivilege 2012 6c0d98.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 836 wrote to memory of 1684 836 rundll32.exe 28 PID 836 wrote to memory of 1684 836 rundll32.exe 28 PID 836 wrote to memory of 1684 836 rundll32.exe 28 PID 836 wrote to memory of 1684 836 rundll32.exe 28 PID 836 wrote to memory of 1684 836 rundll32.exe 28 PID 836 wrote to memory of 1684 836 rundll32.exe 28 PID 836 wrote to memory of 1684 836 rundll32.exe 28 PID 1684 wrote to memory of 2012 1684 rundll32.exe 29 PID 1684 wrote to memory of 2012 1684 rundll32.exe 29 PID 1684 wrote to memory of 2012 1684 rundll32.exe 29 PID 1684 wrote to memory of 2012 1684 rundll32.exe 29 PID 2012 wrote to memory of 1116 2012 6c0d98.exe 10 PID 2012 wrote to memory of 1168 2012 6c0d98.exe 11 PID 2012 wrote to memory of 1224 2012 6c0d98.exe 12 PID 2012 wrote to memory of 836 2012 6c0d98.exe 27 PID 2012 wrote to memory of 1684 2012 6c0d98.exe 28 PID 2012 wrote to memory of 1684 2012 6c0d98.exe 28 PID 1684 wrote to memory of 828 1684 rundll32.exe 30 PID 1684 wrote to memory of 828 1684 rundll32.exe 30 PID 1684 wrote to memory of 828 1684 rundll32.exe 30 PID 1684 wrote to memory of 828 1684 rundll32.exe 30 PID 1684 wrote to memory of 604 1684 rundll32.exe 31 PID 1684 wrote to memory of 604 1684 rundll32.exe 31 PID 1684 wrote to memory of 604 1684 rundll32.exe 31 PID 1684 wrote to memory of 604 1684 rundll32.exe 31 PID 2012 wrote to memory of 1116 2012 6c0d98.exe 10 PID 2012 wrote to memory of 1168 2012 6c0d98.exe 11 PID 2012 wrote to memory of 1224 2012 6c0d98.exe 12 PID 2012 wrote to memory of 828 2012 6c0d98.exe 30 PID 2012 wrote to memory of 828 2012 6c0d98.exe 30 PID 2012 wrote to memory of 604 2012 6c0d98.exe 31 PID 2012 wrote to memory of 604 2012 6c0d98.exe 31 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 6c0d98.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1116
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1168
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1224
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fd3dacc6a77b9dcdebac15effe86bb88985415cc3bbb2f1904f9de6cb3594eb3.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fd3dacc6a77b9dcdebac15effe86bb88985415cc3bbb2f1904f9de6cb3594eb3.dll,#13⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Users\Admin\AppData\Local\Temp\6c0d98.exeC:\Users\Admin\AppData\Local\Temp\6c0d98.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2012
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C:\Users\Admin\AppData\Local\Temp\6c1259.exeC:\Users\Admin\AppData\Local\Temp\6c1259.exe4⤵
- Executes dropped EXE
PID:828
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C:\Users\Admin\AppData\Local\Temp\6c2b75.exeC:\Users\Admin\AppData\Local\Temp\6c2b75.exe4⤵
- Executes dropped EXE
PID:604
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146
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Filesize
97KB
MD558570beb55948965cf653e558ffe1eca
SHA1d78fdcaa0aa9cd81a6b4160156127d5465bbdab2
SHA2565a85aef13a037352ad95973b26c37b244aed14396b3cd76ccec098dbc54d209f
SHA5122064e11e2644748e9214b3039f76845432aef7a517d5bc1bb67c0912f6f12fbfe1d4d85fcdc987327808aafb952e8cc41b3a006edfcc7a3a712a8cde0bb30146