Analysis
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max time kernel
31s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10/11/2024, 16:05
Static task
static1
Behavioral task
behavioral1
Sample
bc7e3bde548b655371e4c68d74481f2c4102c628ce3b3129af7849ae08615cb8N.dll
Resource
win7-20240903-en
General
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Target
bc7e3bde548b655371e4c68d74481f2c4102c628ce3b3129af7849ae08615cb8N.dll
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Size
120KB
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MD5
4a792d0e50d19c23e13a69b8ad02db60
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SHA1
ab496dc6052f5e6b442dc54d81dd2618afffcbea
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SHA256
bc7e3bde548b655371e4c68d74481f2c4102c628ce3b3129af7849ae08615cb8
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SHA512
1ceb7159e124963c8274c9b12c533df4e002df00b43a6035897827783b2e09c4bb16e2db30001257a10662829ec6647fc60a5ea1075cdadab18671a2a0ed75e2
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SSDEEP
1536:pSjeer8nzpM4MfNXbkVIXqzw5tkBgy+hNe9bmnpFl7jqhZxT2QjNKFojoRbxcaic:gj2M4MfBkXBgdA9bGj6vT38FojQlFD
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\DoNotAllowExceptions = "0" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f766ab5.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f766ab5.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f766ab5.exe -
Executes dropped EXE 3 IoCs
pid Process 2752 f764bcf.exe 2952 f764e4f.exe 2804 f766ab5.exe -
Loads dropped DLL 6 IoCs
pid Process 2668 rundll32.exe 2668 rundll32.exe 2668 rundll32.exe 2668 rundll32.exe 2668 rundll32.exe 2668 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f766ab5.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f764bcf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f766ab5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f766ab5.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f766ab5.exe -
Enumerates connected drives 3 TTPs 17 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\O: f764bcf.exe File opened (read-only) \??\P: f764bcf.exe File opened (read-only) \??\R: f764bcf.exe File opened (read-only) \??\G: f766ab5.exe File opened (read-only) \??\I: f764bcf.exe File opened (read-only) \??\J: f764bcf.exe File opened (read-only) \??\N: f764bcf.exe File opened (read-only) \??\S: f764bcf.exe File opened (read-only) \??\E: f766ab5.exe File opened (read-only) \??\E: f764bcf.exe File opened (read-only) \??\G: f764bcf.exe File opened (read-only) \??\K: f764bcf.exe File opened (read-only) \??\L: f764bcf.exe File opened (read-only) \??\M: f764bcf.exe File opened (read-only) \??\T: f764bcf.exe File opened (read-only) \??\H: f764bcf.exe File opened (read-only) \??\Q: f764bcf.exe -
resource yara_rule behavioral1/memory/2752-20-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-15-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-23-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-19-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-17-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-18-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-21-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-25-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-24-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-22-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-65-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-67-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-66-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-68-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-69-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-71-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-72-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-73-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-74-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-88-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-90-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2752-156-0x0000000000680000-0x000000000173A000-memory.dmp upx behavioral1/memory/2952-162-0x0000000000900000-0x00000000019BA000-memory.dmp upx behavioral1/memory/2804-166-0x0000000000900000-0x00000000019BA000-memory.dmp upx behavioral1/memory/2804-215-0x0000000000900000-0x00000000019BA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f764c4c f764bcf.exe File opened for modification C:\Windows\SYSTEM.INI f764bcf.exe File created C:\Windows\f769e61 f766ab5.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 f766ab5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f764bcf.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2752 f764bcf.exe 2752 f764bcf.exe 2804 f766ab5.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2752 f764bcf.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe Token: SeDebugPrivilege 2804 f766ab5.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 3032 wrote to memory of 2668 3032 rundll32.exe 30 PID 3032 wrote to memory of 2668 3032 rundll32.exe 30 PID 3032 wrote to memory of 2668 3032 rundll32.exe 30 PID 3032 wrote to memory of 2668 3032 rundll32.exe 30 PID 3032 wrote to memory of 2668 3032 rundll32.exe 30 PID 3032 wrote to memory of 2668 3032 rundll32.exe 30 PID 3032 wrote to memory of 2668 3032 rundll32.exe 30 PID 2668 wrote to memory of 2752 2668 rundll32.exe 31 PID 2668 wrote to memory of 2752 2668 rundll32.exe 31 PID 2668 wrote to memory of 2752 2668 rundll32.exe 31 PID 2668 wrote to memory of 2752 2668 rundll32.exe 31 PID 2752 wrote to memory of 1128 2752 f764bcf.exe 19 PID 2752 wrote to memory of 1236 2752 f764bcf.exe 20 PID 2752 wrote to memory of 1280 2752 f764bcf.exe 21 PID 2752 wrote to memory of 840 2752 f764bcf.exe 25 PID 2752 wrote to memory of 3032 2752 f764bcf.exe 29 PID 2752 wrote to memory of 2668 2752 f764bcf.exe 30 PID 2752 wrote to memory of 2668 2752 f764bcf.exe 30 PID 2668 wrote to memory of 2952 2668 rundll32.exe 32 PID 2668 wrote to memory of 2952 2668 rundll32.exe 32 PID 2668 wrote to memory of 2952 2668 rundll32.exe 32 PID 2668 wrote to memory of 2952 2668 rundll32.exe 32 PID 2668 wrote to memory of 2804 2668 rundll32.exe 33 PID 2668 wrote to memory of 2804 2668 rundll32.exe 33 PID 2668 wrote to memory of 2804 2668 rundll32.exe 33 PID 2668 wrote to memory of 2804 2668 rundll32.exe 33 PID 2752 wrote to memory of 1128 2752 f764bcf.exe 19 PID 2752 wrote to memory of 1236 2752 f764bcf.exe 20 PID 2752 wrote to memory of 1280 2752 f764bcf.exe 21 PID 2752 wrote to memory of 840 2752 f764bcf.exe 25 PID 2752 wrote to memory of 2952 2752 f764bcf.exe 32 PID 2752 wrote to memory of 2952 2752 f764bcf.exe 32 PID 2752 wrote to memory of 2804 2752 f764bcf.exe 33 PID 2752 wrote to memory of 2804 2752 f764bcf.exe 33 PID 2804 wrote to memory of 1128 2804 f766ab5.exe 19 PID 2804 wrote to memory of 1236 2804 f766ab5.exe 20 PID 2804 wrote to memory of 1280 2804 f766ab5.exe 21 PID 2804 wrote to memory of 840 2804 f766ab5.exe 25 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f764bcf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f766ab5.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1128
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1236
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1280
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bc7e3bde548b655371e4c68d74481f2c4102c628ce3b3129af7849ae08615cb8N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:3032 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bc7e3bde548b655371e4c68d74481f2c4102c628ce3b3129af7849ae08615cb8N.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Temp\f764bcf.exeC:\Users\Admin\AppData\Local\Temp\f764bcf.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:2752
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C:\Users\Admin\AppData\Local\Temp\f764e4f.exeC:\Users\Admin\AppData\Local\Temp\f764e4f.exe4⤵
- Executes dropped EXE
PID:2952
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C:\Users\Admin\AppData\Local\Temp\f766ab5.exeC:\Users\Admin\AppData\Local\Temp\f766ab5.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:2804
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:840
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
257B
MD5733d42b156f6f8cd404df8c667db0806
SHA169c927e077e4bd6aafd6f0307e7fbdc4d78355bd
SHA25627ba5c6139275aa3968d790f77e4b6c397d091c671974e6c71d357277740a775
SHA512854c685e2523fba43bbee2c70bd45c640c8e7ec89deb78e4300b27125cf7dd9940c843b38cd2ca807bc17a6a5dda1c04ae6374f93123bb4ad16ba2358a936040
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Filesize
97KB
MD5847f2536f53bf9619338998763cab77e
SHA1f1669c9d82d7ff1527d293cc2e423daeb42cdba3
SHA2560c23d54905945ca37ec832be048d135f961ea8693b801581bea894d7fa30f647
SHA512404baa6b51f3d9002885ed070000331ea0cc3e071b687e9f121fee44c91199e03702237a7427130e904fb1ab5cba69aaa0f8952abd41989e3e4bb02fd395e38a