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Analysis
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max time kernel
150s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/09/2024, 10:39
Behavioral task
behavioral1
Sample
f7606e33d9c6bf6dac69d8d2a28cbfd4f1e21ab6a2e34568aee045d59ddee3b7.dll
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
f7606e33d9c6bf6dac69d8d2a28cbfd4f1e21ab6a2e34568aee045d59ddee3b7.dll
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Size
437KB
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MD5
ac5d2dae6ba346f2b8271ef7b89dd1cd
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SHA1
20d1b11b150a6b849eddb8e126a1f64a04d82f2e
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SHA256
f7606e33d9c6bf6dac69d8d2a28cbfd4f1e21ab6a2e34568aee045d59ddee3b7
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SHA512
ebff6988ecd56e02cd241bf84215b32a218039085034c189381579a62710f450209037dce3dbeb79dc88e525e828a0e029cede1b9f73a431a3ad1b68173c2484
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6Wc:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSG
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4164-23-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/4752-25-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/4164-23-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/4752-25-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
description pid Process procid_target PID 3356 created 608 3356 rundll32.exe 5 PID 3356 created 608 3356 rundll32.exe 5 -
resource yara_rule behavioral2/memory/3356-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral2/memory/4752-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4752-3-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4752-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4752-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4752-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4752-9-0x0000000000400000-0x0000000000543000-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) \??\K: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\X: 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) \??\L: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\M: svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3356 set thread context of 4752 3356 rundll32.exe 85 PID 3356 set thread context of 4164 3356 rundll32.exe 86 -
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 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 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 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3356 rundll32.exe 3356 rundll32.exe 3356 rundll32.exe 3356 rundll32.exe 4164 svchost.exe 4164 svchost.exe 4164 svchost.exe 4164 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4164 svchost.exe 4164 svchost.exe 4752 svchost.exe 4752 svchost.exe 4164 svchost.exe 4164 svchost.exe 4752 svchost.exe 4752 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe 4752 svchost.exe 4164 svchost.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 3356 rundll32.exe Token: SeDebugPrivilege 3356 rundll32.exe Token: 33 4752 svchost.exe Token: SeIncBasePriorityPrivilege 4752 svchost.exe Token: 33 4164 svchost.exe Token: SeIncBasePriorityPrivilege 4164 svchost.exe Token: 33 4752 svchost.exe Token: SeIncBasePriorityPrivilege 4752 svchost.exe Token: 33 4164 svchost.exe Token: SeIncBasePriorityPrivilege 4164 svchost.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2256 wrote to memory of 3356 2256 rundll32.exe 83 PID 2256 wrote to memory of 3356 2256 rundll32.exe 83 PID 2256 wrote to memory of 3356 2256 rundll32.exe 83 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4752 3356 rundll32.exe 85 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86 PID 3356 wrote to memory of 4164 3356 rundll32.exe 86
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:608
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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:4752
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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:4164
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f7606e33d9c6bf6dac69d8d2a28cbfd4f1e21ab6a2e34568aee045d59ddee3b7.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f7606e33d9c6bf6dac69d8d2a28cbfd4f1e21ab6a2e34568aee045d59ddee3b7.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:3356
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