Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-10-2024 07:15
Behavioral task
behavioral1
Sample
e4318d3dd5e9226dde8f8b828d819fe44742d0526d388792f91a6c72b50368d5.dll
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
e4318d3dd5e9226dde8f8b828d819fe44742d0526d388792f91a6c72b50368d5.dll
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Size
437KB
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MD5
1cc48a5c68664eb22f9fdae247954055
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SHA1
b7f9fe8a60f1f59b7a780122ed4ea13b9d6426d3
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SHA256
e4318d3dd5e9226dde8f8b828d819fe44742d0526d388792f91a6c72b50368d5
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SHA512
b7804d1f07d9d6e20d380a3fe7fe4ce731de043caadc39c31ccc424c3b146121adefc3ac37e157130283886ac87a8045d03b664406383dcc26a8820889460fed
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6WC:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSY
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2392-21-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2392-23-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2392-38-0x0000000000400000-0x0000000000543000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 3 IoCs
resource yara_rule behavioral1/memory/2392-21-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2392-23-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2392-38-0x0000000000400000-0x0000000000543000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1252 created 432 1252 rundll32.exe 5 -
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) \??\J: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\I: 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) \??\V: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1252 set thread context of 2392 1252 rundll32.exe 31 -
resource yara_rule behavioral1/memory/1252-1-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/1252-3-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/1252-2-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/1252-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2392-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2392-5-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2392-11-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2392-17-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2392-20-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2392-19-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2392-38-0x0000000000400000-0x0000000000543000-memory.dmp upx -
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 (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 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 Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1252 rundll32.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe 2392 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1252 rundll32.exe Token: 33 2392 svchost.exe Token: SeIncBasePriorityPrivilege 2392 svchost.exe Token: 33 2392 svchost.exe Token: SeIncBasePriorityPrivilege 2392 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1076 wrote to memory of 1252 1076 rundll32.exe 30 PID 1076 wrote to memory of 1252 1076 rundll32.exe 30 PID 1076 wrote to memory of 1252 1076 rundll32.exe 30 PID 1076 wrote to memory of 1252 1076 rundll32.exe 30 PID 1076 wrote to memory of 1252 1076 rundll32.exe 30 PID 1076 wrote to memory of 1252 1076 rundll32.exe 30 PID 1076 wrote to memory of 1252 1076 rundll32.exe 30 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31 PID 1252 wrote to memory of 2392 1252 rundll32.exe 31
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:2392
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e4318d3dd5e9226dde8f8b828d819fe44742d0526d388792f91a6c72b50368d5.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e4318d3dd5e9226dde8f8b828d819fe44742d0526d388792f91a6c72b50368d5.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:1252
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