Analysis
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max time kernel
150s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11-09-2024 22:55
Behavioral task
behavioral1
Sample
ca9a7474a09cf82d93b13b8d0cebc5e3537d853a20792b992af8ea48146bc32a.dll
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
ca9a7474a09cf82d93b13b8d0cebc5e3537d853a20792b992af8ea48146bc32a.dll
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Size
437KB
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MD5
30c79691b629d4d59ca62c5c82f00903
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SHA1
c7f8ab8e9019bd2d4c82b15576c6773135f5400f
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SHA256
ca9a7474a09cf82d93b13b8d0cebc5e3537d853a20792b992af8ea48146bc32a
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SHA512
e9fc6d48f6d977527502b7b7ee09e0ac4497f87aa6cee58760f3ee3b43743cbabbe739299464979192a1fa5b490325eee062a8927059af95e9d60ab8bfc7096f
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6Wx:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSr
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4556-22-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/1816-24-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/4556-22-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/1816-24-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
description pid Process procid_target PID 3924 created 600 3924 rundll32.exe 5 PID 3924 created 600 3924 rundll32.exe 5 -
resource yara_rule behavioral2/memory/3924-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral2/memory/4556-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4556-3-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4556-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4556-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4556-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4556-7-0x0000000000400000-0x0000000000543000-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) \??\U: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\V: svchost.exe 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) \??\T: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\Q: svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3924 set thread context of 4556 3924 rundll32.exe 94 PID 3924 set thread context of 1816 3924 rundll32.exe 95 -
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 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3924 rundll32.exe 3924 rundll32.exe 3924 rundll32.exe 3924 rundll32.exe 4556 svchost.exe 4556 svchost.exe 4556 svchost.exe 4556 svchost.exe 4556 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 1816 svchost.exe 4556 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe 1816 svchost.exe 4556 svchost.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 3924 rundll32.exe Token: SeDebugPrivilege 3924 rundll32.exe Token: 33 4556 svchost.exe Token: SeIncBasePriorityPrivilege 4556 svchost.exe Token: 33 1816 svchost.exe Token: SeIncBasePriorityPrivilege 1816 svchost.exe Token: 33 4556 svchost.exe Token: SeIncBasePriorityPrivilege 4556 svchost.exe Token: 33 1816 svchost.exe Token: SeIncBasePriorityPrivilege 1816 svchost.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 4768 wrote to memory of 3924 4768 rundll32.exe 92 PID 4768 wrote to memory of 3924 4768 rundll32.exe 92 PID 4768 wrote to memory of 3924 4768 rundll32.exe 92 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 4556 3924 rundll32.exe 94 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95 PID 3924 wrote to memory of 1816 3924 rundll32.exe 95
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:600
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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:4556
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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:1816
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ca9a7474a09cf82d93b13b8d0cebc5e3537d853a20792b992af8ea48146bc32a.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4768 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ca9a7474a09cf82d93b13b8d0cebc5e3537d853a20792b992af8ea48146bc32a.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:3924
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3932,i,4356837537417149674,16553092232944545509,262144 --variations-seed-version --mojo-platform-channel-handle=4120 /prefetch:81⤵PID:5028