Analysis
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max time kernel
75s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01/02/2025, 20:53
Static task
static1
Behavioral task
behavioral1
Sample
a838bd149cda6a5e8bd2873768ec01c9b95879c4f5525bdb0242a3e89f199a98.dll
Resource
win7-20240903-en
General
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Target
a838bd149cda6a5e8bd2873768ec01c9b95879c4f5525bdb0242a3e89f199a98.dll
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Size
120KB
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MD5
ec2399872cf78494503b9ba499e3d021
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SHA1
6e82aae26a6154068d649bebb2e4238114c0f7f7
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SHA256
a838bd149cda6a5e8bd2873768ec01c9b95879c4f5525bdb0242a3e89f199a98
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SHA512
f162b574174e0b3944588f6af2015139c3165829070662f35d9fca0ebab70a853fe004653933667d7b826ed0e8ee6da1c9c5d5c1bc075de146c5a6088c69df66
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SSDEEP
1536:4MuO+cmG3lqnc8k/c8RvBI1pgnQNTyKyX5GngTTKxP1aau5w7Kf12M6K2:4hLcV0nLOtRvk7YUgT4sau/12M63
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\DisableNotifications = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f770af9.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f770af9.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f770cae.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f770cae.exe -
Sality family
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UAC bypass 3 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f770cae.exe -
Windows security bypass 2 TTPs 12 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f770cae.exe -
Executes dropped EXE 3 IoCs
pid Process 2760 f770af9.exe 2976 f770cae.exe 1500 f772694.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 -
Windows security modification 2 TTPs 14 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f770cae.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f770af9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f770cae.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f770af9.exe -
Checks whether UAC is enabled 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f770cae.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) \??\M: f770af9.exe File opened (read-only) \??\O: f770af9.exe File opened (read-only) \??\J: f770af9.exe File opened (read-only) \??\K: f770af9.exe File opened (read-only) \??\L: f770af9.exe File opened (read-only) \??\R: f770af9.exe File opened (read-only) \??\G: f770af9.exe File opened (read-only) \??\P: f770af9.exe File opened (read-only) \??\S: f770af9.exe File opened (read-only) \??\I: f770af9.exe File opened (read-only) \??\H: f770af9.exe File opened (read-only) \??\N: f770af9.exe File opened (read-only) \??\Q: f770af9.exe File opened (read-only) \??\T: f770af9.exe File opened (read-only) \??\E: f770af9.exe -
resource yara_rule behavioral1/memory/2760-21-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-23-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-17-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-20-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-26-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-25-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-24-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-22-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-19-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-18-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-66-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-68-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-67-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-70-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-69-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-73-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-74-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-89-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-90-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-93-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-94-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2760-161-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2976-182-0x0000000000A00000-0x0000000001ABA000-memory.dmp upx behavioral1/memory/2976-195-0x0000000000A00000-0x0000000001ABA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI f770af9.exe File created C:\Windows\f775bd6 f770cae.exe File created C:\Windows\f770b56 f770af9.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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f770af9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f770cae.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2760 f770af9.exe 2760 f770af9.exe 2976 f770cae.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2760 f770af9.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe Token: SeDebugPrivilege 2976 f770cae.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2156 wrote to memory of 2668 2156 rundll32.exe 30 PID 2156 wrote to memory of 2668 2156 rundll32.exe 30 PID 2156 wrote to memory of 2668 2156 rundll32.exe 30 PID 2156 wrote to memory of 2668 2156 rundll32.exe 30 PID 2156 wrote to memory of 2668 2156 rundll32.exe 30 PID 2156 wrote to memory of 2668 2156 rundll32.exe 30 PID 2156 wrote to memory of 2668 2156 rundll32.exe 30 PID 2668 wrote to memory of 2760 2668 rundll32.exe 31 PID 2668 wrote to memory of 2760 2668 rundll32.exe 31 PID 2668 wrote to memory of 2760 2668 rundll32.exe 31 PID 2668 wrote to memory of 2760 2668 rundll32.exe 31 PID 2760 wrote to memory of 1120 2760 f770af9.exe 19 PID 2760 wrote to memory of 1172 2760 f770af9.exe 20 PID 2760 wrote to memory of 1216 2760 f770af9.exe 21 PID 2760 wrote to memory of 836 2760 f770af9.exe 23 PID 2760 wrote to memory of 2156 2760 f770af9.exe 29 PID 2760 wrote to memory of 2668 2760 f770af9.exe 30 PID 2760 wrote to memory of 2668 2760 f770af9.exe 30 PID 2668 wrote to memory of 2976 2668 rundll32.exe 32 PID 2668 wrote to memory of 2976 2668 rundll32.exe 32 PID 2668 wrote to memory of 2976 2668 rundll32.exe 32 PID 2668 wrote to memory of 2976 2668 rundll32.exe 32 PID 2668 wrote to memory of 1500 2668 rundll32.exe 33 PID 2668 wrote to memory of 1500 2668 rundll32.exe 33 PID 2668 wrote to memory of 1500 2668 rundll32.exe 33 PID 2668 wrote to memory of 1500 2668 rundll32.exe 33 PID 2760 wrote to memory of 1120 2760 f770af9.exe 19 PID 2760 wrote to memory of 1172 2760 f770af9.exe 20 PID 2760 wrote to memory of 1216 2760 f770af9.exe 21 PID 2760 wrote to memory of 836 2760 f770af9.exe 23 PID 2760 wrote to memory of 2976 2760 f770af9.exe 32 PID 2760 wrote to memory of 2976 2760 f770af9.exe 32 PID 2760 wrote to memory of 1500 2760 f770af9.exe 33 PID 2760 wrote to memory of 1500 2760 f770af9.exe 33 PID 2976 wrote to memory of 1120 2976 f770cae.exe 19 PID 2976 wrote to memory of 1172 2976 f770cae.exe 20 PID 2976 wrote to memory of 1216 2976 f770cae.exe 21 PID 2976 wrote to memory of 836 2976 f770cae.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" f770af9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f770cae.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:1172
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1216
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a838bd149cda6a5e8bd2873768ec01c9b95879c4f5525bdb0242a3e89f199a98.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a838bd149cda6a5e8bd2873768ec01c9b95879c4f5525bdb0242a3e89f199a98.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Users\Admin\AppData\Local\Temp\f770af9.exeC:\Users\Admin\AppData\Local\Temp\f770af9.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:2760
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C:\Users\Admin\AppData\Local\Temp\f770cae.exeC:\Users\Admin\AppData\Local\Temp\f770cae.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:2976
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C:\Users\Admin\AppData\Local\Temp\f772694.exeC:\Users\Admin\AppData\Local\Temp\f772694.exe4⤵
- Executes dropped EXE
PID:1500
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:836
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
MD59824f831776a16a1989d922aaf592341
SHA102d2dbfc056a1ae30a6aeaf3b77e72b4f172cbe3
SHA256aea3b41b50cef2b6e780e69717c420241235883fc7dd18fb4cc4a1283e572ba0
SHA5124521f5d79d96917890ecaa35dc71ce0967d61494371aed6c7b1f20f79afabf6037085dc4714acebf756981a3261430e1307943aa93be90dbf6923273a40a197e
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Filesize
97KB
MD53e1550cf8be4e94a7fba9f6c95b0d71d
SHA1580763b85c9676d7e0e20371e200f0571aae396a
SHA256c1a6cb1e6a83d9a0da82b8329cca21964d4849d0ed223c438facd06a22906afd
SHA512c01a72e8f192632ebb71fee6c46340a8b05d12de4bc07b634789d12b0077db0faf0d466426c913f3f2f4f65556cc2590007cb44a8abab553b7f5e8eb36bd2726