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Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16/09/2024, 07:36
Behavioral task
behavioral1
Sample
a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.dll
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.dll
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Size
432KB
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MD5
d12195166ce6f81c1223f6666700b5a0
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SHA1
ef437340ee516e8d4b334fba22937f815f0c039f
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SHA256
a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24
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SHA512
50715309445c4b390f09adee3f7bd54149551e738258c57463d3a8e6dde4b78e788a099eb62a19dc682bd6253029cdb8c6d870abd74de377d1f8d9edc08068f2
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SSDEEP
12288:kov9YJjrV+pJR6cuXFqaYCL9yKASIAcl3hkWWlyvQA:B+JHVyR6xXky0KASbcdh6yvQA
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4052-11-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/4052-12-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/4052-11-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/4052-12-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2232 created 616 2232 rundll32.exe 5 -
resource yara_rule behavioral2/memory/2232-0-0x0000000010000000-0x0000000010089000-memory.dmp upx behavioral2/memory/4052-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4052-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4052-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4052-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4052-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4052-3-0x0000000000400000-0x0000000000543000-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) \??\B: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\Z: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2232 set thread context of 4052 2232 rundll32.exe 83 -
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" 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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2232 rundll32.exe 2232 rundll32.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe 4052 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2232 rundll32.exe Token: 33 4052 svchost.exe Token: SeIncBasePriorityPrivilege 4052 svchost.exe Token: 33 4052 svchost.exe Token: SeIncBasePriorityPrivilege 4052 svchost.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3312 wrote to memory of 2232 3312 rundll32.exe 82 PID 3312 wrote to memory of 2232 3312 rundll32.exe 82 PID 3312 wrote to memory of 2232 3312 rundll32.exe 82 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83 PID 2232 wrote to memory of 4052 2232 rundll32.exe 83
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
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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:4052
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.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:2232
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