Analysis
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max time kernel
92s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 20:14
Static task
static1
Behavioral task
behavioral1
Sample
978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe
Resource
win10v2004-20241007-en
General
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Target
978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe
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Size
34KB
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MD5
b9195e0565b91d539387924df852bc50
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SHA1
0ace04aec97351039fe2ad19beacd52be3cac3cb
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SHA256
978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181
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SHA512
607c238be83d79c2cc699469a26d771e2d5e5aef8246c3f049e76f91032c5872c5cec75f9a0a9be1ea32f13abef10e7aab2d258b55faa32bc9160b4ecf5a4d5c
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SSDEEP
384:65szFwgzkVTF0VDRTGn666666666RJ70uIabjbt3TUAmYQW9EsHyLR7YBcV7T:lzF7zUTWVlK80uIaOdYP2uc9
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe -
Executes dropped EXE 1 IoCs
pid Process 3196 codecupdate.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language codecupdate.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3712 wrote to memory of 3196 3712 978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe 84 PID 3712 wrote to memory of 3196 3712 978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe 84 PID 3712 wrote to memory of 3196 3712 978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe"C:\Users\Admin\AppData\Local\Temp\978d1b5e24af18f87b151260c401eb83b2b7bb1a153ebfe8a6e15efa69cc7181N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3712 -
C:\Users\Admin\AppData\Local\Temp\codecupdate.exe"C:\Users\Admin\AppData\Local\Temp\codecupdate.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3196
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
34KB
MD5e8a8a876857cd5a4ab394c46840b3804
SHA153821b5e8fa7ba1f5376110d09038dfe7fbf5984
SHA256bc3f3b9d1d8a2f74994985daf03f3eb79200e8f3276a8047ec65591a78e3c762
SHA5129539e0200363e517215b105c8ff83d6b64b6e024d560c6b2e5336376ee335f5b31b47c15d2829c1fa4221b0c649cc312b38d5d0a051686147dd32a69eebfb290