Analysis
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max time kernel
38s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11/10/2022, 11:16
Static task
static1
Behavioral task
behavioral1
Sample
8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe
Resource
win7-20220812-en
General
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Target
8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe
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Size
325KB
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MD5
1830e2854bf37f3c790714837be77240
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SHA1
5e227118d296cfc2081d9bcd7a7bf306d69a6e08
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SHA256
8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b
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SHA512
91bfa239a72a7908092afd6af8707061eb78f7a725c38c6d643432b48f7e207078a80426a1c55bf0e5fd36585a650f49c9e2e5a37c2bdc1a39e15a53d7743cff
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SSDEEP
6144:o3e/kbrIpdMMOIOd+56qCMpRdBobOdQ4BRuUAq:KecApKpQ56qC+RDobOd72UAq
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\DoNotAllowExceptions = "0" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
resource yara_rule behavioral1/memory/1044-55-0x0000000001E40000-0x0000000002ECE000-memory.dmp upx behavioral1/memory/1044-57-0x0000000001E40000-0x0000000002ECE000-memory.dmp upx behavioral1/memory/1044-60-0x0000000001E40000-0x0000000002ECE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe Token: SeDebugPrivilege 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1044 wrote to memory of 1112 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe 12 PID 1044 wrote to memory of 1172 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe 11 PID 1044 wrote to memory of 1212 1044 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe 10 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe"C:\Users\Admin\AppData\Local\Temp\8c6488469ef6eb54c0df81da68d89d49c0ae21880c543d854dae9d5e166f443b.exe"1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1044
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1212
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1172
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1112