Analysis
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max time kernel
180s -
max time network
183s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 12:52
Static task
static1
Behavioral task
behavioral1
Sample
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe
Resource
win10v2004-20221111-en
General
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Target
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe
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Size
222KB
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MD5
c787afed386c51d58fc01c9931d806ec
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SHA1
626472a865ff8c01235bc4ac9f810857dea39811
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SHA256
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b
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SHA512
2693186f08825427e9ecbfc8cb36c255b23e714b1a44d86e7428d5377a8ddbeaeedb81b16ae2196952846b1f88e6f1b98cd769ba23737edd0f24fbe000c597ac
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SSDEEP
3072:ByznQkl1GQxdvoBy8oPCvDh+0OyneN3AIdj5W9lrgYumqi/mPPwaBbb:G1lf8oPCvDI0i3AIdj5G8YuxPP1
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 3 IoCs
Processes:
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-4246620582-653642754-1174164128-1000\\$94b51c160cef92dd5e85d337991aa9a5\\n." e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe -
Loads dropped DLL 1 IoCs
Processes:
Explorer.EXEpid process 2080 Explorer.EXE -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 -
Modifies registry class 5 IoCs
Processes:
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-4246620582-653642754-1174164128-1000\\$94b51c160cef92dd5e85d337991aa9a5\\n." e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\clsid e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exeExplorer.EXEpid process 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe 2080 Explorer.EXE 2080 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 2080 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Token: SeDebugPrivilege 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Token: SeDebugPrivilege 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Token: SeDebugPrivilege 2080 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exedescription pid process target process PID 2596 wrote to memory of 2080 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Explorer.EXE PID 2596 wrote to memory of 2080 2596 e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2080 -
C:\Users\Admin\AppData\Local\Temp\e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe"C:\Users\Admin\AppData\Local\Temp\e28caf89ff2f2d6579f7e49bf4e69bb2b07e3d0a0c8ae39f875c3d309b915e4b.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2596
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2