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Analysis
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max time kernel
32s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 07:18
Static task
static1
Behavioral task
behavioral1
Sample
0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe
Resource
win7-20220812-en
General
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Target
0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe
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Size
129KB
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MD5
20e40951b9a2426a1e3d134c31f529f0
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SHA1
173727400494915e8e9cc10b6131bf9c8fc96596
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SHA256
0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a
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SHA512
4ce89fd5478059c5a76add6a2013a3110faa37279c0256746a2f496873006b2865a2473f2e32693aa9fd85cde905ed70418453d902560e516bf3788ad93adf5d
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SSDEEP
3072:OQI2WRTXJSceAr+B/g4c5Xelh38PGdqNlv/WLm:O04Umr+Wl0h38PGgv/Km
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
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
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" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
resource yara_rule behavioral1/memory/872-55-0x0000000002010000-0x000000000309E000-memory.dmp upx behavioral1/memory/872-61-0x0000000002010000-0x000000000309E000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe File opened (read-only) \??\F: 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe Token: SeDebugPrivilege 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 872 wrote to memory of 1128 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe 16 PID 872 wrote to memory of 1188 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe 15 PID 872 wrote to memory of 1244 872 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe 14 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe"C:\Users\Admin\AppData\Local\Temp\0eaf1b3f7c947643b21e356f19443bbebdee9b99974c1cba19a1ce86a6040b4a.exe"1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- 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:872
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1244
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1188
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1128