Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15-09-2024 18:36
Behavioral task
behavioral1
Sample
347e78091998fcfb72ea01877c094832d6483b04a61ef5c51cd2a1ddc018ed97.dll
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
347e78091998fcfb72ea01877c094832d6483b04a61ef5c51cd2a1ddc018ed97.dll
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Size
437KB
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MD5
c8f368758ea992e28d5933b2a0a55bec
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SHA1
88a9fe6ffcc8699bb24e153c5b1a563748b27a25
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SHA256
347e78091998fcfb72ea01877c094832d6483b04a61ef5c51cd2a1ddc018ed97
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SHA512
b430a62be714d9cadec3ccbf73e3310f138f775119059c031ebef3543354e78ba0c52d70ca109e7d6ca7eaa64228e90e228af7cafd27016839cd6eee34e035c1
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6Wo:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSy
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2780-18-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2780-20-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/2780-18-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2780-20-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 988 created 432 988 rundll32.exe 5 -
resource yara_rule behavioral1/memory/988-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/988-3-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/988-2-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/988-1-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2780-17-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2780-16-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2780-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2780-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2780-5-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2780-15-0x0000000000400000-0x0000000000543000-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) \??\M: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\S: 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) \??\Y: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\N: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 988 set thread context of 2780 988 rundll32.exe 32 -
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 12 IoCs
description ioc Process 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 Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe 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 Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum 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\Connections 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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 988 rundll32.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe 2780 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 988 rundll32.exe Token: 33 2780 svchost.exe Token: SeIncBasePriorityPrivilege 2780 svchost.exe Token: 33 2780 svchost.exe Token: SeIncBasePriorityPrivilege 2780 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2084 wrote to memory of 988 2084 rundll32.exe 31 PID 2084 wrote to memory of 988 2084 rundll32.exe 31 PID 2084 wrote to memory of 988 2084 rundll32.exe 31 PID 2084 wrote to memory of 988 2084 rundll32.exe 31 PID 2084 wrote to memory of 988 2084 rundll32.exe 31 PID 2084 wrote to memory of 988 2084 rundll32.exe 31 PID 2084 wrote to memory of 988 2084 rundll32.exe 31 PID 988 wrote to memory of 2780 988 rundll32.exe 32 PID 988 wrote to memory of 2780 988 rundll32.exe 32 PID 988 wrote to memory of 2780 988 rundll32.exe 32 PID 988 wrote to memory of 2780 988 rundll32.exe 32 PID 988 wrote to memory of 2780 988 rundll32.exe 32 PID 988 wrote to memory of 2780 988 rundll32.exe 32 PID 988 wrote to memory of 2780 988 rundll32.exe 32 PID 988 wrote to memory of 2780 988 rundll32.exe 32
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:2780
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\347e78091998fcfb72ea01877c094832d6483b04a61ef5c51cd2a1ddc018ed97.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\347e78091998fcfb72ea01877c094832d6483b04a61ef5c51cd2a1ddc018ed97.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:988
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