Analysis
-
max time kernel
107s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-08-2024 01:19
Behavioral task
behavioral1
Sample
c92b96874801297b26cc527b3187ea10N.dll
Resource
win7-20240705-en
windows7-x64
16 signatures
120 seconds
General
-
Target
c92b96874801297b26cc527b3187ea10N.dll
-
Size
431KB
-
MD5
c92b96874801297b26cc527b3187ea10
-
SHA1
4fbbafc3a8f4cbc443eef2236f22ca9a12f6f826
-
SHA256
1166cac6949c09a980f8adad357bbdb788661c6967e2d73949f8f06d0ceb40ab
-
SHA512
482a6e0b4609d2a42366464a7d13d067deeac74bd2b86ce2921a9f173a0f8a460b3b495cc98385783e874294c25ffcd62e11669d948d71226094e4edbbc4d9ca
-
SSDEEP
12288:IXi0ig1VCpPgYO+TqxeqFcOH72olHki9+:IXivg1VCpZOCqxkOH7TBo
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/1772-12-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/1772-13-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/1772-12-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/1772-13-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 3156 created 616 3156 rundll32.exe 5 -
resource yara_rule behavioral2/memory/3156-0-0x0000000010000000-0x0000000010088000-memory.dmp upx behavioral2/memory/1772-3-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/1772-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/1772-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/1772-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/1772-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/1772-9-0x0000000000400000-0x0000000000543000-memory.dmp upx -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\K: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3156 set thread context of 1772 3156 rundll32.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 svchost.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3156 rundll32.exe 3156 rundll32.exe 3156 rundll32.exe 3156 rundll32.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe 1772 svchost.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3156 rundll32.exe Token: 33 1772 svchost.exe Token: SeIncBasePriorityPrivilege 1772 svchost.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1900 wrote to memory of 3156 1900 rundll32.exe 84 PID 1900 wrote to memory of 3156 1900 rundll32.exe 84 PID 1900 wrote to memory of 3156 1900 rundll32.exe 84 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85 PID 3156 wrote to memory of 1772 3156 rundll32.exe 85
Processes
-
C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted2⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1772
-
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c92b96874801297b26cc527b3187ea10N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1900 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c92b96874801297b26cc527b3187ea10N.dll,#12⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3156
-