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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30/12/2024, 00:26
Static task
static1
Behavioral task
behavioral1
Sample
7c7221d326df872dc6d500f21da8828d0338d9c584480e014f2fe70c63e40e1e.dll
Resource
win7-20240903-en
General
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Target
7c7221d326df872dc6d500f21da8828d0338d9c584480e014f2fe70c63e40e1e.dll
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Size
120KB
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MD5
f89ffc775d260773aac4a1397e7bcf91
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SHA1
3332a0752dea9b9cc128d2cd50ae58addd4cd6fd
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SHA256
7c7221d326df872dc6d500f21da8828d0338d9c584480e014f2fe70c63e40e1e
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SHA512
0a1313eb26e714f9949b1430b26fafe8b4cddfd50f18a27bbb8d0c632b0e1d854608b2117aec3949961733e2b5c553cb85ae43ff3f69bc7110ff9e3ee7f51bb5
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SSDEEP
1536:KerTQ1g4waRq9t6qAiPTwD5mrjiFHT3IXf+8yP81YkjFkUMRzOuNgx/PvE092q4w:C1jRq9giPMDqOF2f+8y8UBgZ2dw
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" f76af91.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76af91.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76cb79.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76cb79.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76cb79.exe -
Executes dropped EXE 3 IoCs
pid Process 2112 f76af91.exe 1232 f76b0d8.exe 2984 f76cb79.exe -
Loads dropped DLL 6 IoCs
pid Process 1840 rundll32.exe 1840 rundll32.exe 1840 rundll32.exe 1840 rundll32.exe 1840 rundll32.exe 1840 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76af91.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76cb79.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76cb79.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76cb79.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76cb79.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) \??\K: f76af91.exe File opened (read-only) \??\Q: f76af91.exe File opened (read-only) \??\R: f76af91.exe File opened (read-only) \??\T: f76af91.exe File opened (read-only) \??\E: f76cb79.exe File opened (read-only) \??\E: f76af91.exe File opened (read-only) \??\G: f76af91.exe File opened (read-only) \??\H: f76af91.exe File opened (read-only) \??\J: f76af91.exe File opened (read-only) \??\M: f76af91.exe File opened (read-only) \??\O: f76af91.exe File opened (read-only) \??\L: f76af91.exe File opened (read-only) \??\G: f76cb79.exe File opened (read-only) \??\I: f76af91.exe File opened (read-only) \??\N: f76af91.exe File opened (read-only) \??\P: f76af91.exe File opened (read-only) \??\S: f76af91.exe -
resource yara_rule behavioral1/memory/2112-16-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-18-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-22-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-13-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-17-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-20-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-15-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-21-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-19-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-14-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-62-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-61-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-63-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-64-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-65-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-67-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-68-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-84-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-86-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-87-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-108-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2112-158-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/2984-189-0x0000000000910000-0x00000000019CA000-memory.dmp upx behavioral1/memory/2984-216-0x0000000000910000-0x00000000019CA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f76afbf f76af91.exe File opened for modification C:\Windows\SYSTEM.INI f76af91.exe File created C:\Windows\f76ff74 f76cb79.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 f76af91.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f76cb79.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2112 f76af91.exe 2112 f76af91.exe 2984 f76cb79.exe -
Suspicious use of AdjustPrivilegeToken 25 IoCs
description pid Process Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2112 f76af91.exe Token: SeDebugPrivilege 2984 f76cb79.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2328 wrote to memory of 1840 2328 rundll32.exe 30 PID 2328 wrote to memory of 1840 2328 rundll32.exe 30 PID 2328 wrote to memory of 1840 2328 rundll32.exe 30 PID 2328 wrote to memory of 1840 2328 rundll32.exe 30 PID 2328 wrote to memory of 1840 2328 rundll32.exe 30 PID 2328 wrote to memory of 1840 2328 rundll32.exe 30 PID 2328 wrote to memory of 1840 2328 rundll32.exe 30 PID 1840 wrote to memory of 2112 1840 rundll32.exe 31 PID 1840 wrote to memory of 2112 1840 rundll32.exe 31 PID 1840 wrote to memory of 2112 1840 rundll32.exe 31 PID 1840 wrote to memory of 2112 1840 rundll32.exe 31 PID 2112 wrote to memory of 1044 2112 f76af91.exe 17 PID 2112 wrote to memory of 1068 2112 f76af91.exe 18 PID 2112 wrote to memory of 1128 2112 f76af91.exe 20 PID 2112 wrote to memory of 2004 2112 f76af91.exe 23 PID 2112 wrote to memory of 2328 2112 f76af91.exe 29 PID 2112 wrote to memory of 1840 2112 f76af91.exe 30 PID 2112 wrote to memory of 1840 2112 f76af91.exe 30 PID 1840 wrote to memory of 1232 1840 rundll32.exe 32 PID 1840 wrote to memory of 1232 1840 rundll32.exe 32 PID 1840 wrote to memory of 1232 1840 rundll32.exe 32 PID 1840 wrote to memory of 1232 1840 rundll32.exe 32 PID 1840 wrote to memory of 2984 1840 rundll32.exe 34 PID 1840 wrote to memory of 2984 1840 rundll32.exe 34 PID 1840 wrote to memory of 2984 1840 rundll32.exe 34 PID 1840 wrote to memory of 2984 1840 rundll32.exe 34 PID 2112 wrote to memory of 1044 2112 f76af91.exe 17 PID 2112 wrote to memory of 1068 2112 f76af91.exe 18 PID 2112 wrote to memory of 1128 2112 f76af91.exe 20 PID 2112 wrote to memory of 2004 2112 f76af91.exe 23 PID 2112 wrote to memory of 1232 2112 f76af91.exe 32 PID 2112 wrote to memory of 1232 2112 f76af91.exe 32 PID 2112 wrote to memory of 2984 2112 f76af91.exe 34 PID 2112 wrote to memory of 2984 2112 f76af91.exe 34 PID 2984 wrote to memory of 1044 2984 f76cb79.exe 17 PID 2984 wrote to memory of 1068 2984 f76cb79.exe 18 PID 2984 wrote to memory of 1128 2984 f76cb79.exe 20 PID 2984 wrote to memory of 2004 2984 f76cb79.exe 23 PID 2984 wrote to memory of 2112 2984 f76cb79.exe 31 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76af91.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76cb79.exe
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1044
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1068
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1128
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7c7221d326df872dc6d500f21da8828d0338d9c584480e014f2fe70c63e40e1e.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7c7221d326df872dc6d500f21da8828d0338d9c584480e014f2fe70c63e40e1e.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Users\Admin\AppData\Local\Temp\f76af91.exeC:\Users\Admin\AppData\Local\Temp\f76af91.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:2112
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C:\Users\Admin\AppData\Local\Temp\f76b0d8.exeC:\Users\Admin\AppData\Local\Temp\f76b0d8.exe4⤵
- Executes dropped EXE
PID:1232
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C:\Users\Admin\AppData\Local\Temp\f76cb79.exeC:\Users\Admin\AppData\Local\Temp\f76cb79.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:2984
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:2004
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
257B
MD5ffb7a2d0814c0b15f2e795c95f7a84ef
SHA10c59b0d34181e9ac290f71a5e86beefbc6d71dc3
SHA256c59d33cc166347a023e5b5c1df2a5de560570c8a45a3b9cca867481ec27c49e1
SHA5128ca9737c4738fed53d795951c3ea3fd449b01774924156dece8cec8f567d230362e7b935ab58738edd9c6aabcf2c3f8db6b33fb0e0fe34cdeab9e1f22ff5aa68
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Filesize
97KB
MD517bc578659767926200a157a2f836acb
SHA18abccc8b44d3be460bd175ace09d6791faff750d
SHA2561ca52ba282049c0a31bb9c21717c0028d5f747ea2156b7cbc6625785a776d54d
SHA512ff43664f5944ee2bbdff875fc84a3ce512ca07b6d7a6c483aedafb05bf6024eef56bc066db02ce2679b70320e499609bbee76bdb489e419b3ef97ddd6725ec92