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Analysis
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max time kernel
27s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
15/12/2024, 23:10
Static task
static1
Behavioral task
behavioral1
Sample
13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll
Resource
win7-20241010-en
General
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Target
13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll
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Size
120KB
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MD5
3ec90f220d08b3178f10064901fc8640
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SHA1
3e9bc037959e8519cb508c85cbc90122f950ffb1
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SHA256
13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339
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SHA512
93db679d6f3ab367bb06434a4e10b188c7f97c48c7b396e00c249587ae9ac92bb1c00d17e237994e9d4c80221d6db358a6056a1b1e7c1776842aa896ced12be2
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SSDEEP
3072:pf09qg9Et+p8Z/+ubdOmqjNBLhlVMirB:pf0R2t+pE+ub0m+L7
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 3 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f7872ef.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7872ef.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f7872ef.exe -
Executes dropped EXE 3 IoCs
pid Process 2320 f7872ef.exe 2708 f7875db.exe 1184 f788c87.exe -
Loads dropped DLL 6 IoCs
pid Process 1268 rundll32.exe 1268 rundll32.exe 1268 rundll32.exe 1268 rundll32.exe 1268 rundll32.exe 1268 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f7872ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f7872ef.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f7872ef.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7872ef.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: f7872ef.exe -
resource yara_rule behavioral1/memory/2320-16-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-21-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-13-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-18-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-15-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-14-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-19-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-17-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-20-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-22-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-59-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-60-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-61-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-77-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-95-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-100-0x0000000000670000-0x000000000172A000-memory.dmp upx behavioral1/memory/2320-120-0x0000000000670000-0x000000000172A000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\f78739a f7872ef.exe File opened for modification C:\Windows\SYSTEM.INI f7872ef.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f7872ef.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2320 f7872ef.exe 2320 f7872ef.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe Token: SeDebugPrivilege 2320 f7872ef.exe -
Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 1276 wrote to memory of 1268 1276 rundll32.exe 29 PID 1276 wrote to memory of 1268 1276 rundll32.exe 29 PID 1276 wrote to memory of 1268 1276 rundll32.exe 29 PID 1276 wrote to memory of 1268 1276 rundll32.exe 29 PID 1276 wrote to memory of 1268 1276 rundll32.exe 29 PID 1276 wrote to memory of 1268 1276 rundll32.exe 29 PID 1276 wrote to memory of 1268 1276 rundll32.exe 29 PID 1268 wrote to memory of 2320 1268 rundll32.exe 30 PID 1268 wrote to memory of 2320 1268 rundll32.exe 30 PID 1268 wrote to memory of 2320 1268 rundll32.exe 30 PID 1268 wrote to memory of 2320 1268 rundll32.exe 30 PID 2320 wrote to memory of 1088 2320 f7872ef.exe 17 PID 2320 wrote to memory of 1160 2320 f7872ef.exe 19 PID 2320 wrote to memory of 1192 2320 f7872ef.exe 20 PID 2320 wrote to memory of 1440 2320 f7872ef.exe 22 PID 2320 wrote to memory of 1276 2320 f7872ef.exe 28 PID 2320 wrote to memory of 1268 2320 f7872ef.exe 29 PID 2320 wrote to memory of 1268 2320 f7872ef.exe 29 PID 1268 wrote to memory of 2708 1268 rundll32.exe 31 PID 1268 wrote to memory of 2708 1268 rundll32.exe 31 PID 1268 wrote to memory of 2708 1268 rundll32.exe 31 PID 1268 wrote to memory of 2708 1268 rundll32.exe 31 PID 1268 wrote to memory of 1184 1268 rundll32.exe 32 PID 1268 wrote to memory of 1184 1268 rundll32.exe 32 PID 1268 wrote to memory of 1184 1268 rundll32.exe 32 PID 1268 wrote to memory of 1184 1268 rundll32.exe 32 PID 2320 wrote to memory of 1088 2320 f7872ef.exe 17 PID 2320 wrote to memory of 1160 2320 f7872ef.exe 19 PID 2320 wrote to memory of 1192 2320 f7872ef.exe 20 PID 2320 wrote to memory of 1440 2320 f7872ef.exe 22 PID 2320 wrote to memory of 2708 2320 f7872ef.exe 31 PID 2320 wrote to memory of 2708 2320 f7872ef.exe 31 PID 2320 wrote to memory of 1184 2320 f7872ef.exe 32 PID 2320 wrote to memory of 1184 2320 f7872ef.exe 32 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7872ef.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1088
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1160
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1192
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\13a0cf6f7420a1da0f734dd0047ff2acd11cac47c30eb76ba8aed2373bc86339N.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1268 -
C:\Users\Admin\AppData\Local\Temp\f7872ef.exeC:\Users\Admin\AppData\Local\Temp\f7872ef.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2320
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C:\Users\Admin\AppData\Local\Temp\f7875db.exeC:\Users\Admin\AppData\Local\Temp\f7875db.exe4⤵
- Executes dropped EXE
PID:2708
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C:\Users\Admin\AppData\Local\Temp\f788c87.exeC:\Users\Admin\AppData\Local\Temp\f788c87.exe4⤵
- Executes dropped EXE
PID:1184
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1440
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
5Replay Monitor
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Downloads
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Filesize
97KB
MD57641136db45c62218ec9c77a4fc08e78
SHA1f6e4dc40869e1f6a9fb81b17334908ac7504ab87
SHA25649a3bf6254b3f29b39d522d9fb445d9cf953068ffe52929f97acc6cdac4d6c8c
SHA5122dc4db663eba581d48c3afa93c0e39cd63b0f51317065320763ab8043f3e0c1131755ca57e6e2849cb59c03e4ff4b84e7a9344a31c39b0c212a4dbbb1fc88b3e