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Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17/12/2024, 08:23
Static task
static1
Behavioral task
behavioral1
Sample
cb55194a5e36e41897fee6f0f0b98dfffdc6632aa318d0c69efde2e66336ec7c.dll
Resource
win7-20240903-en
General
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Target
cb55194a5e36e41897fee6f0f0b98dfffdc6632aa318d0c69efde2e66336ec7c.dll
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Size
120KB
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MD5
8f25387010996e0423a3cc38b4de8542
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SHA1
472e7825409a4c76e266b035dd8a63acf2fe40d7
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SHA256
cb55194a5e36e41897fee6f0f0b98dfffdc6632aa318d0c69efde2e66336ec7c
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SHA512
981d22c59ba30d11a0c6fd86669a2044ed3d792bf4ad25d2b140bf2f64426b4165bd4c08a21e01fd2193346d488b95f4d84db86a1c4bc4c7c6742f881325b91f
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SSDEEP
1536:lSnLvJP8TvwjrAF6B2Xms/J9CuHXFw6ESkgBJk8DiAzOcJxltuxYAYZIKSWMRNcz:MLasHq6QwHSj9OybuxYnWXRNcz
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" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76da67.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76da67.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76dbfd.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76dbfd.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76da67.exe -
Executes dropped EXE 3 IoCs
pid Process 2460 f76da67.exe 2732 f76dbfd.exe 2132 f76f650.exe -
Loads dropped DLL 6 IoCs
pid Process 848 rundll32.exe 848 rundll32.exe 848 rundll32.exe 848 rundll32.exe 848 rundll32.exe 848 rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76dbfd.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76dbfd.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76dbfd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76da67.exe -
Enumerates connected drives 3 TTPs 12 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: f76da67.exe File opened (read-only) \??\H: f76da67.exe File opened (read-only) \??\L: f76da67.exe File opened (read-only) \??\Q: f76da67.exe File opened (read-only) \??\N: f76da67.exe File opened (read-only) \??\O: f76da67.exe File opened (read-only) \??\P: f76da67.exe File opened (read-only) \??\G: f76da67.exe File opened (read-only) \??\I: f76da67.exe File opened (read-only) \??\J: f76da67.exe File opened (read-only) \??\K: f76da67.exe File opened (read-only) \??\M: f76da67.exe -
resource yara_rule behavioral1/memory/2460-17-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-14-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-15-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-16-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-20-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-22-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-21-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-18-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-19-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-23-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-63-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-64-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-65-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-67-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-68-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-82-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-83-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-84-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-108-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-110-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2460-155-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2732-165-0x0000000000910000-0x00000000019CA000-memory.dmp upx behavioral1/memory/2732-190-0x0000000000910000-0x00000000019CA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f76dae4 f76da67.exe File opened for modification C:\Windows\SYSTEM.INI f76da67.exe File created C:\Windows\f772b83 f76dbfd.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 f76da67.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f76dbfd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2460 f76da67.exe 2460 f76da67.exe 2732 f76dbfd.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2460 f76da67.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe Token: SeDebugPrivilege 2732 f76dbfd.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 1404 wrote to memory of 848 1404 rundll32.exe 31 PID 1404 wrote to memory of 848 1404 rundll32.exe 31 PID 1404 wrote to memory of 848 1404 rundll32.exe 31 PID 1404 wrote to memory of 848 1404 rundll32.exe 31 PID 1404 wrote to memory of 848 1404 rundll32.exe 31 PID 1404 wrote to memory of 848 1404 rundll32.exe 31 PID 1404 wrote to memory of 848 1404 rundll32.exe 31 PID 848 wrote to memory of 2460 848 rundll32.exe 32 PID 848 wrote to memory of 2460 848 rundll32.exe 32 PID 848 wrote to memory of 2460 848 rundll32.exe 32 PID 848 wrote to memory of 2460 848 rundll32.exe 32 PID 2460 wrote to memory of 1112 2460 f76da67.exe 19 PID 2460 wrote to memory of 1160 2460 f76da67.exe 20 PID 2460 wrote to memory of 1192 2460 f76da67.exe 21 PID 2460 wrote to memory of 1224 2460 f76da67.exe 23 PID 2460 wrote to memory of 1404 2460 f76da67.exe 30 PID 2460 wrote to memory of 848 2460 f76da67.exe 31 PID 2460 wrote to memory of 848 2460 f76da67.exe 31 PID 848 wrote to memory of 2732 848 rundll32.exe 33 PID 848 wrote to memory of 2732 848 rundll32.exe 33 PID 848 wrote to memory of 2732 848 rundll32.exe 33 PID 848 wrote to memory of 2732 848 rundll32.exe 33 PID 848 wrote to memory of 2132 848 rundll32.exe 34 PID 848 wrote to memory of 2132 848 rundll32.exe 34 PID 848 wrote to memory of 2132 848 rundll32.exe 34 PID 848 wrote to memory of 2132 848 rundll32.exe 34 PID 2460 wrote to memory of 1112 2460 f76da67.exe 19 PID 2460 wrote to memory of 1160 2460 f76da67.exe 20 PID 2460 wrote to memory of 1192 2460 f76da67.exe 21 PID 2460 wrote to memory of 1224 2460 f76da67.exe 23 PID 2460 wrote to memory of 2732 2460 f76da67.exe 33 PID 2460 wrote to memory of 2732 2460 f76da67.exe 33 PID 2460 wrote to memory of 2132 2460 f76da67.exe 34 PID 2460 wrote to memory of 2132 2460 f76da67.exe 34 PID 2732 wrote to memory of 1112 2732 f76dbfd.exe 19 PID 2732 wrote to memory of 1160 2732 f76dbfd.exe 20 PID 2732 wrote to memory of 1192 2732 f76dbfd.exe 21 PID 2732 wrote to memory of 1224 2732 f76dbfd.exe 23 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76da67.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76dbfd.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1112
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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\cb55194a5e36e41897fee6f0f0b98dfffdc6632aa318d0c69efde2e66336ec7c.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1404 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cb55194a5e36e41897fee6f0f0b98dfffdc6632aa318d0c69efde2e66336ec7c.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:848 -
C:\Users\Admin\AppData\Local\Temp\f76da67.exeC:\Users\Admin\AppData\Local\Temp\f76da67.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:2460
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C:\Users\Admin\AppData\Local\Temp\f76dbfd.exeC:\Users\Admin\AppData\Local\Temp\f76dbfd.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 Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2732
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C:\Users\Admin\AppData\Local\Temp\f76f650.exeC:\Users\Admin\AppData\Local\Temp\f76f650.exe4⤵
- Executes dropped EXE
PID:2132
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1224
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
MD5848b46947f31096e3d20273e361a7725
SHA16ab3fcade97127726f6c29871c7381f423336d08
SHA2562d00bb51eb84693260566755d14e3b3bdb83a5c76be0bb8c37ee4a565bd4d889
SHA51205d566623cc5646503a65843f867b1f59ff5b8c74def8e38848c29a2bcb4987dad5395c6f5b83a75d3527c5cfe7a9aa9c2a20de48b82ef72c7b0d82d204a39e8
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Filesize
257B
MD537ed2a0efa2c015a28393ee8ffea57ae
SHA1926d09b69103ac789476db813cf75a688f9609f9
SHA256f1ff645b7b18d52ea72d1f6d4eb7611e8dd85dc73fecb79412b09a59dc2114ef
SHA512f9983b6372ed561d3501c6b16cc9d71ae7d592224341a33d35f5b1acaf1af929676e1f4f3f85c9886902bbc531fb550b1c7d0930e5479159e5316c7fcafe5844