Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
15-08-2024 20:20
Behavioral task
behavioral1
Sample
33c606746aeef771133d84f320efb350a55afe1452dd342a8308a94a896d62d0.dll
Resource
win7-20240704-en
windows7-x64
14 signatures
150 seconds
General
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Target
33c606746aeef771133d84f320efb350a55afe1452dd342a8308a94a896d62d0.dll
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Size
437KB
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MD5
1e2d491d085a0c7c363f9e1fe3e5dae9
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SHA1
af373cc2bab0fb032f6a8708707bea58f375bde5
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SHA256
33c606746aeef771133d84f320efb350a55afe1452dd342a8308a94a896d62d0
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SHA512
29807fbb373569c6a7f08c2d11da49f5663502086aa8b9eef6099f26dd98692bbeef0090f74dc11902be1cdf49c0f92dc5ec26e10349ef1813e486ff39596963
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6WY:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSC
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1212-35-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/1212-37-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2432-53-0x0000000076020000-0x0000000076130000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/1212-35-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/1212-37-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
description pid Process procid_target PID 2340 created 432 2340 rundll32.exe 5 PID 2340 created 432 2340 rundll32.exe 5 -
resource yara_rule behavioral1/memory/2340-3-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2340-2-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2340-1-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2340-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2432-17-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2432-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2432-19-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2432-18-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2432-5-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2432-10-0x0000000000400000-0x0000000000543000-memory.dmp upx -
Enumerates connected drives 3 TTPs 44 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\K: svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2340 set thread context of 2432 2340 rundll32.exe 32 PID 2340 set thread context of 1212 2340 rundll32.exe 33 -
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 svchost.exe 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 4 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 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 17 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\Windows\CurrentVersion\Internet Settings svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000003000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2340 rundll32.exe 2340 rundll32.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 1212 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe 2432 svchost.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 2340 rundll32.exe Token: SeDebugPrivilege 2340 rundll32.exe Token: 33 1212 svchost.exe Token: SeIncBasePriorityPrivilege 1212 svchost.exe Token: 33 2432 svchost.exe Token: SeIncBasePriorityPrivilege 2432 svchost.exe Token: 33 1212 svchost.exe Token: SeIncBasePriorityPrivilege 1212 svchost.exe Token: 33 2432 svchost.exe Token: SeIncBasePriorityPrivilege 2432 svchost.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 332 wrote to memory of 2340 332 rundll32.exe 31 PID 332 wrote to memory of 2340 332 rundll32.exe 31 PID 332 wrote to memory of 2340 332 rundll32.exe 31 PID 332 wrote to memory of 2340 332 rundll32.exe 31 PID 332 wrote to memory of 2340 332 rundll32.exe 31 PID 332 wrote to memory of 2340 332 rundll32.exe 31 PID 332 wrote to memory of 2340 332 rundll32.exe 31 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 2432 2340 rundll32.exe 32 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33 PID 2340 wrote to memory of 1212 2340 rundll32.exe 33
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:432
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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:2432
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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:1212
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\33c606746aeef771133d84f320efb350a55afe1452dd342a8308a94a896d62d0.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:332 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\33c606746aeef771133d84f320efb350a55afe1452dd342a8308a94a896d62d0.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:2340
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