Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
11-12-2024 20:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2761d9cac0a88842100b74294422544c7e190d055e08ce4161645e21460d1a49.dll
Resource
win7-20240729-en
windows7-x64
17 signatures
150 seconds
General
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Target
2761d9cac0a88842100b74294422544c7e190d055e08ce4161645e21460d1a49.dll
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Size
120KB
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MD5
df9930ac6278241ebc7c9981c5e11eaf
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SHA1
5bfd177fed0352e47fbc9fcc207a6a181a2e7922
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SHA256
2761d9cac0a88842100b74294422544c7e190d055e08ce4161645e21460d1a49
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SHA512
795fdc620c9ddf373e0d7760bb38fc1cb56a66c7e86894445806ccaa3d064c9aa972d86b5c6c044f6f71ba1175844ff7d08fad5cdbf75c543779e2c5be967ac1
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SSDEEP
1536:QBF9UCDfkL5Tfp9SZ9sYd7whiRPgT4JbSRnTCuixjztklsJXJ+MRaSht7tmrDy25:QBFAVKXsYq+inT0jZkaJ5+mftmrDy2
Malware Config
Extracted
Family
sality
C2
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" f77385f.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f77385f.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f77385f.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f771cb4.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f771cb4.exe -
Executes dropped EXE 3 IoCs
pid Process 1880 f771cb4.exe 2656 f77201e.exe 1740 f77385f.exe -
Loads dropped DLL 6 IoCs
pid Process 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f771cb4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77385f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f77385f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77385f.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77385f.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: f771cb4.exe File opened (read-only) \??\N: f771cb4.exe File opened (read-only) \??\O: f771cb4.exe File opened (read-only) \??\R: f771cb4.exe File opened (read-only) \??\H: f771cb4.exe File opened (read-only) \??\L: f771cb4.exe File opened (read-only) \??\P: f771cb4.exe File opened (read-only) \??\S: f771cb4.exe File opened (read-only) \??\G: f771cb4.exe File opened (read-only) \??\J: f771cb4.exe File opened (read-only) \??\M: f771cb4.exe File opened (read-only) \??\Q: f771cb4.exe File opened (read-only) \??\E: f771cb4.exe File opened (read-only) \??\K: f771cb4.exe File opened (read-only) \??\E: f77385f.exe -
resource yara_rule behavioral1/memory/1880-12-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-15-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-19-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-22-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-21-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-18-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-17-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-14-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-16-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-20-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-59-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-58-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-60-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-61-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-62-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-64-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-65-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-78-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-80-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-82-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-84-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-85-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1880-141-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/1740-159-0x00000000009C0000-0x0000000001A7A000-memory.dmp upx behavioral1/memory/1740-197-0x00000000009C0000-0x0000000001A7A000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f776f75 f77385f.exe File created C:\Windows\f771d31 f771cb4.exe File opened for modification C:\Windows\SYSTEM.INI f771cb4.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 f771cb4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f77385f.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1880 f771cb4.exe 1880 f771cb4.exe 1740 f77385f.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1880 f771cb4.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe Token: SeDebugPrivilege 1740 f77385f.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2672 wrote to memory of 2176 2672 rundll32.exe 30 PID 2672 wrote to memory of 2176 2672 rundll32.exe 30 PID 2672 wrote to memory of 2176 2672 rundll32.exe 30 PID 2672 wrote to memory of 2176 2672 rundll32.exe 30 PID 2672 wrote to memory of 2176 2672 rundll32.exe 30 PID 2672 wrote to memory of 2176 2672 rundll32.exe 30 PID 2672 wrote to memory of 2176 2672 rundll32.exe 30 PID 2176 wrote to memory of 1880 2176 rundll32.exe 31 PID 2176 wrote to memory of 1880 2176 rundll32.exe 31 PID 2176 wrote to memory of 1880 2176 rundll32.exe 31 PID 2176 wrote to memory of 1880 2176 rundll32.exe 31 PID 1880 wrote to memory of 1056 1880 f771cb4.exe 17 PID 1880 wrote to memory of 1072 1880 f771cb4.exe 19 PID 1880 wrote to memory of 1172 1880 f771cb4.exe 21 PID 1880 wrote to memory of 1412 1880 f771cb4.exe 25 PID 1880 wrote to memory of 2672 1880 f771cb4.exe 29 PID 1880 wrote to memory of 2176 1880 f771cb4.exe 30 PID 1880 wrote to memory of 2176 1880 f771cb4.exe 30 PID 2176 wrote to memory of 2656 2176 rundll32.exe 32 PID 2176 wrote to memory of 2656 2176 rundll32.exe 32 PID 2176 wrote to memory of 2656 2176 rundll32.exe 32 PID 2176 wrote to memory of 2656 2176 rundll32.exe 32 PID 2176 wrote to memory of 1740 2176 rundll32.exe 33 PID 2176 wrote to memory of 1740 2176 rundll32.exe 33 PID 2176 wrote to memory of 1740 2176 rundll32.exe 33 PID 2176 wrote to memory of 1740 2176 rundll32.exe 33 PID 1880 wrote to memory of 1056 1880 f771cb4.exe 17 PID 1880 wrote to memory of 1072 1880 f771cb4.exe 19 PID 1880 wrote to memory of 1172 1880 f771cb4.exe 21 PID 1880 wrote to memory of 1412 1880 f771cb4.exe 25 PID 1880 wrote to memory of 2656 1880 f771cb4.exe 32 PID 1880 wrote to memory of 2656 1880 f771cb4.exe 32 PID 1880 wrote to memory of 1740 1880 f771cb4.exe 33 PID 1880 wrote to memory of 1740 1880 f771cb4.exe 33 PID 1740 wrote to memory of 1056 1740 f77385f.exe 17 PID 1740 wrote to memory of 1072 1740 f77385f.exe 19 PID 1740 wrote to memory of 1172 1740 f77385f.exe 21 PID 1740 wrote to memory of 1412 1740 f77385f.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" f771cb4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77385f.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1056
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1072
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1172
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2761d9cac0a88842100b74294422544c7e190d055e08ce4161645e21460d1a49.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2761d9cac0a88842100b74294422544c7e190d055e08ce4161645e21460d1a49.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Users\Admin\AppData\Local\Temp\f771cb4.exeC:\Users\Admin\AppData\Local\Temp\f771cb4.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:1880
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C:\Users\Admin\AppData\Local\Temp\f77201e.exeC:\Users\Admin\AppData\Local\Temp\f77201e.exe4⤵
- Executes dropped EXE
PID:2656
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C:\Users\Admin\AppData\Local\Temp\f77385f.exeC:\Users\Admin\AppData\Local\Temp\f77385f.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:1740
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1412
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
MD50eae80f4e1e9c8b4a7020a766901c216
SHA1fc467dc5282340c719f4e392abaf1897664730e4
SHA256129a6aad257e4f50de7b57ccc1083c7cc77b11a576c20170ff0d112f2b7c6a50
SHA5128e18b8278c8097c71df7c089d37df43281a559aa4760a3ced71a56236bc056148870e8b065f70ee01845685564132f7533f0024b98021af0c9b27c5a63094739
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Filesize
97KB
MD539271995d6501fed7ae75dd7e0a70fa1
SHA190e9e90af5512e2ea1196ec5a3d2e8476aa54c45
SHA2563db3e5527cb7ca63a5333ffb8f59d24eebfbcda9ca7978d56bca1efbe77587bc
SHA5126ab6757882c2c5cd3bb8d0fac524faa215fff18e47a581f89c38575dfa9f5ee8945b474fe9f667e04fbdc56056c847ee848cfca16b15c962de4054fec4d05098