Analysis
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max time kernel
150s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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 behavioral2/memory/2792-22-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/2792-24-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/2792-22-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/2792-24-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
description pid Process procid_target PID 2416 created 616 2416 rundll32.exe 5 PID 2416 created 616 2416 rundll32.exe 5 -
resource yara_rule behavioral2/memory/2416-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral2/memory/3576-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3576-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3576-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3576-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/2792-21-0x0000000076110000-0x0000000076200000-memory.dmp upx behavioral2/memory/3576-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3576-4-0x0000000000400000-0x0000000000543000-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) \??\V: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\O: 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) \??\R: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\W: svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2416 set thread context of 3576 2416 rundll32.exe 89 PID 2416 set thread context of 2792 2416 rundll32.exe 90 -
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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.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 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 2416 rundll32.exe 2416 rundll32.exe 2416 rundll32.exe 2416 rundll32.exe 2792 svchost.exe 2792 svchost.exe 2792 svchost.exe 2792 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe 2792 svchost.exe 2792 svchost.exe 3576 svchost.exe 3576 svchost.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 2416 rundll32.exe Token: SeDebugPrivilege 2416 rundll32.exe Token: 33 3576 svchost.exe Token: SeIncBasePriorityPrivilege 3576 svchost.exe Token: 33 2792 svchost.exe Token: SeIncBasePriorityPrivilege 2792 svchost.exe Token: 33 2792 svchost.exe Token: SeIncBasePriorityPrivilege 2792 svchost.exe Token: 33 3576 svchost.exe Token: SeIncBasePriorityPrivilege 3576 svchost.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2924 wrote to memory of 2416 2924 rundll32.exe 88 PID 2924 wrote to memory of 2416 2924 rundll32.exe 88 PID 2924 wrote to memory of 2416 2924 rundll32.exe 88 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 3576 2416 rundll32.exe 89 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90 PID 2416 wrote to memory of 2792 2416 rundll32.exe 90
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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3576
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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:2792
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\33c606746aeef771133d84f320efb350a55afe1452dd342a8308a94a896d62d0.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2924 -
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:2416
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