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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
11/12/2024, 10:30
Static task
static1
Behavioral task
behavioral1
Sample
6f77e34ff80d41b1e0b3be005989ffc113050b7cc4278540cf630b9012b50b42.dll
Resource
win7-20240708-en
General
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Target
6f77e34ff80d41b1e0b3be005989ffc113050b7cc4278540cf630b9012b50b42.dll
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Size
120KB
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MD5
a53b8807a2100eb7d2534138d3a4b61b
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SHA1
fe75888d30ba62225436d7eb256a672d705e7547
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SHA256
6f77e34ff80d41b1e0b3be005989ffc113050b7cc4278540cf630b9012b50b42
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SHA512
e8bde7baecef7625839f063f0b294c95b444bf71902c5651d4827bb73a8328d1006d2cdf28739a82132c03d2c7b4f874ece99dd9924c24d9a633d5a496e545a5
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SSDEEP
3072:a/SQpWL/vAkKqtn7a+UEyXRLG+ZjMKFiFqaz7vynd:a/bWLnAkKqB++UEoR6D72
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 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f77231a.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f77231a.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f77231a.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77231a.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f771fd0.exe -
Executes dropped EXE 3 IoCs
pid Process 2824 f771fd0.exe 1560 f77231a.exe 2980 f773b8a.exe -
Loads dropped DLL 6 IoCs
pid Process 2080 rundll32.exe 2080 rundll32.exe 2080 rundll32.exe 2080 rundll32.exe 2080 rundll32.exe 2080 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77231a.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77231a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f771fd0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f771fd0.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77231a.exe -
Enumerates connected drives 3 TTPs 15 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\I: f771fd0.exe File opened (read-only) \??\M: f771fd0.exe File opened (read-only) \??\N: f771fd0.exe File opened (read-only) \??\O: f771fd0.exe File opened (read-only) \??\S: f771fd0.exe File opened (read-only) \??\T: f771fd0.exe File opened (read-only) \??\E: f771fd0.exe File opened (read-only) \??\J: f771fd0.exe File opened (read-only) \??\K: f771fd0.exe File opened (read-only) \??\R: f771fd0.exe File opened (read-only) \??\G: f771fd0.exe File opened (read-only) \??\L: f771fd0.exe File opened (read-only) \??\P: f771fd0.exe File opened (read-only) \??\Q: f771fd0.exe File opened (read-only) \??\H: f771fd0.exe -
resource yara_rule behavioral1/memory/2824-14-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-18-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-21-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-24-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-23-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-20-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-19-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-16-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-22-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-17-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-63-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-62-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-64-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-65-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-66-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-68-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-69-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-82-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-84-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-86-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-89-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/2824-156-0x0000000000520000-0x00000000015DA000-memory.dmp upx behavioral1/memory/1560-166-0x0000000000910000-0x00000000019CA000-memory.dmp upx behavioral1/memory/1560-169-0x0000000000910000-0x00000000019CA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f77204d f771fd0.exe File opened for modification C:\Windows\SYSTEM.INI f771fd0.exe File created C:\Windows\f777197 f77231a.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 f771fd0.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2824 f771fd0.exe 2824 f771fd0.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe Token: SeDebugPrivilege 2824 f771fd0.exe -
Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 1620 wrote to memory of 2080 1620 rundll32.exe 30 PID 1620 wrote to memory of 2080 1620 rundll32.exe 30 PID 1620 wrote to memory of 2080 1620 rundll32.exe 30 PID 1620 wrote to memory of 2080 1620 rundll32.exe 30 PID 1620 wrote to memory of 2080 1620 rundll32.exe 30 PID 1620 wrote to memory of 2080 1620 rundll32.exe 30 PID 1620 wrote to memory of 2080 1620 rundll32.exe 30 PID 2080 wrote to memory of 2824 2080 rundll32.exe 31 PID 2080 wrote to memory of 2824 2080 rundll32.exe 31 PID 2080 wrote to memory of 2824 2080 rundll32.exe 31 PID 2080 wrote to memory of 2824 2080 rundll32.exe 31 PID 2824 wrote to memory of 1120 2824 f771fd0.exe 19 PID 2824 wrote to memory of 1180 2824 f771fd0.exe 20 PID 2824 wrote to memory of 1208 2824 f771fd0.exe 21 PID 2824 wrote to memory of 1288 2824 f771fd0.exe 23 PID 2824 wrote to memory of 1620 2824 f771fd0.exe 29 PID 2824 wrote to memory of 2080 2824 f771fd0.exe 30 PID 2824 wrote to memory of 2080 2824 f771fd0.exe 30 PID 2080 wrote to memory of 1560 2080 rundll32.exe 32 PID 2080 wrote to memory of 1560 2080 rundll32.exe 32 PID 2080 wrote to memory of 1560 2080 rundll32.exe 32 PID 2080 wrote to memory of 1560 2080 rundll32.exe 32 PID 2080 wrote to memory of 2980 2080 rundll32.exe 33 PID 2080 wrote to memory of 2980 2080 rundll32.exe 33 PID 2080 wrote to memory of 2980 2080 rundll32.exe 33 PID 2080 wrote to memory of 2980 2080 rundll32.exe 33 PID 2824 wrote to memory of 1120 2824 f771fd0.exe 19 PID 2824 wrote to memory of 1180 2824 f771fd0.exe 20 PID 2824 wrote to memory of 1208 2824 f771fd0.exe 21 PID 2824 wrote to memory of 1288 2824 f771fd0.exe 23 PID 2824 wrote to memory of 1560 2824 f771fd0.exe 32 PID 2824 wrote to memory of 1560 2824 f771fd0.exe 32 PID 2824 wrote to memory of 2980 2824 f771fd0.exe 33 PID 2824 wrote to memory of 2980 2824 f771fd0.exe 33 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f771fd0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77231a.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1120
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1180
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1208
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6f77e34ff80d41b1e0b3be005989ffc113050b7cc4278540cf630b9012b50b42.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6f77e34ff80d41b1e0b3be005989ffc113050b7cc4278540cf630b9012b50b42.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Users\Admin\AppData\Local\Temp\f771fd0.exeC:\Users\Admin\AppData\Local\Temp\f771fd0.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:2824
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C:\Users\Admin\AppData\Local\Temp\f77231a.exeC:\Users\Admin\AppData\Local\Temp\f77231a.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- System policy modification
PID:1560
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C:\Users\Admin\AppData\Local\Temp\f773b8a.exeC:\Users\Admin\AppData\Local\Temp\f773b8a.exe4⤵
- Executes dropped EXE
PID:2980
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1288
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
Loading Replay Monitor...
Downloads
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Filesize
256B
MD5724ea2a2de6d5b894ed61ea8947f4c3e
SHA1cc6cdb65710067b9021795ec08c65040346d8c29
SHA256e8526a147d6663f4bb00e5bc882f77f580365859a57d5e3ca708e1b4a5095a21
SHA512ad2884031834787b754a625b25ab999aa057675d458c958f9307723b6486f186ccf02cb43bb0a53ddc20112ef702e964de13da442b33fc937855ea5dba551043
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Filesize
97KB
MD54f05e829beb9500f10626e4b39e86852
SHA14130a6e65aa77555816baa97c690e3294cf2257a
SHA256adc938c72461202ccff10cc17f11064173a4ca9d8fd595215b4b19efc14f66fc
SHA512f4f604f13d132ce9162f1794e4d21657ab7a9a5dfc091b3854b3f22115923ddb25f228bde52aa604a5d4dac515c27b3cf61114404b8cacaa6ecfb2d38870267c