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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21/08/2024, 00:11
Static task
static1
Behavioral task
behavioral1
Sample
4652aff532fce673afb6bdf984d8ad60N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
4652aff532fce673afb6bdf984d8ad60N.exe
Resource
win10v2004-20240802-en
General
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Target
4652aff532fce673afb6bdf984d8ad60N.exe
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Size
157KB
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MD5
4652aff532fce673afb6bdf984d8ad60
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SHA1
06bb0f4ff5b4e2b888793e34599a0cb2e34b1b4e
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SHA256
b681b5a1b72475075ec9480b1c1acdcfd16b5bde2d7f3bd9578dbc9a8a553d64
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SHA512
c035b89a108f8cc34406543d894a609cb04ec8fd7cdd58fbebca3a61591432429845188669d113f1faf63f08007204dbce133d09fff37823380d4e1c71c1192a
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SSDEEP
3072:leVsjyYsAq/C3RCzgJHvNA1PpYfFL6zU+BEfi:gOjjqahUSPe1SZ+h
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\apppatch\\svchost.exe," svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2344 svchost.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\eda915e9 = "C:\\Windows\\apppatch\\svchost.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\eda915e9 = "C:\\Windows\\apppatch\\svchost.exe" 4652aff532fce673afb6bdf984d8ad60N.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\apppatch\svchost.exe 4652aff532fce673afb6bdf984d8ad60N.exe File opened for modification C:\Windows\apppatch\svchost.exe 4652aff532fce673afb6bdf984d8ad60N.exe -
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 4652aff532fce673afb6bdf984d8ad60N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2344 svchost.exe 2344 svchost.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1528 4652aff532fce673afb6bdf984d8ad60N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1528 wrote to memory of 2344 1528 4652aff532fce673afb6bdf984d8ad60N.exe 91 PID 1528 wrote to memory of 2344 1528 4652aff532fce673afb6bdf984d8ad60N.exe 91 PID 1528 wrote to memory of 2344 1528 4652aff532fce673afb6bdf984d8ad60N.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\4652aff532fce673afb6bdf984d8ad60N.exe"C:\Users\Admin\AppData\Local\Temp\4652aff532fce673afb6bdf984d8ad60N.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2344
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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=4108,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4020 /prefetch:81⤵PID:1040
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
157KB
MD553a79aec6cac548bdbb0f8ae1ae460fc
SHA179593febf2c969f6f56c2f0387d3a835caec0833
SHA2568b70d3efd39f7557f92415cb1aaa7090b8bdb71d5d4c606872a8fa5d772a6f90
SHA5121216f02940f34324fc570308ae0898113deca03df540597bb24893e7e49b589f85df31fab40cc92e72047ce0c76310d23c6a7ab84182ca104f7d10339e671bca