Analysis
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max time kernel
150s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22-09-2024 17:46
Behavioral task
behavioral1
Sample
f207eecea8f248434744966cf6221ce8669a62945fc6da69eed9d8885bc9cd37.dll
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
f207eecea8f248434744966cf6221ce8669a62945fc6da69eed9d8885bc9cd37.dll
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Size
437KB
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MD5
0ed2acffb97260cb0e595d38e9946507
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SHA1
8920348471b618274bf6f4fb43b4ef17787076f8
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SHA256
f207eecea8f248434744966cf6221ce8669a62945fc6da69eed9d8885bc9cd37
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SHA512
b90d908bf5d43a4d15d89666e7ffcc5363a49be40f0e3513fbaa80325fe0fcd744ae23767199fd72a8f1e046c59d84c23590cb29e0928250f83695ddc9746362
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6W0:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSu
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3612-15-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/3612-17-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/3612-15-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/3612-17-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
description pid Process procid_target PID 812 created 612 812 rundll32.exe 5 PID 812 created 612 812 rundll32.exe 5 -
resource yara_rule behavioral2/memory/812-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral2/memory/3612-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3612-3-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3612-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3612-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3612-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3612-8-0x0000000000400000-0x0000000000543000-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) \??\R: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\H: 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) \??\M: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\B: 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) \??\P: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 812 set thread context of 3612 812 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 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 812 rundll32.exe 812 rundll32.exe 812 rundll32.exe 812 rundll32.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe 3612 svchost.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 812 rundll32.exe Token: SeDebugPrivilege 812 rundll32.exe Token: 33 3612 svchost.exe Token: SeIncBasePriorityPrivilege 3612 svchost.exe Token: 33 3612 svchost.exe Token: SeIncBasePriorityPrivilege 3612 svchost.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2924 wrote to memory of 812 2924 rundll32.exe 82 PID 2924 wrote to memory of 812 2924 rundll32.exe 82 PID 2924 wrote to memory of 812 2924 rundll32.exe 82 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 3612 812 rundll32.exe 83 PID 812 wrote to memory of 2212 812 rundll32.exe 84 PID 812 wrote to memory of 2212 812 rundll32.exe 84 PID 812 wrote to memory of 2212 812 rundll32.exe 84 PID 812 wrote to memory of 2212 812 rundll32.exe 84 PID 812 wrote to memory of 2212 812 rundll32.exe 84 PID 812 wrote to memory of 2212 812 rundll32.exe 84 PID 812 wrote to memory of 2212 812 rundll32.exe 84
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:612
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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:3612
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted2⤵PID:2212
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f207eecea8f248434744966cf6221ce8669a62945fc6da69eed9d8885bc9cd37.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f207eecea8f248434744966cf6221ce8669a62945fc6da69eed9d8885bc9cd37.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:812
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