Analysis
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max time kernel
145s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-11-2024 02:26
Behavioral task
behavioral1
Sample
MIS_FILE_9888123_RECEIVED_xsls.jar
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
MIS_FILE_9888123_RECEIVED_xsls.jar
Resource
win10v2004-20241007-en
General
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Target
MIS_FILE_9888123_RECEIVED_xsls.jar
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Size
190KB
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MD5
1a7a05db5686a51ce39c3b35c111d73f
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SHA1
c6ba4712046569c3d6601e5d2f85aeecfabef69b
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SHA256
bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493
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SHA512
f15d3e2f5cd3a10111c87c2f6c1d8d7bf51fab14f9e6c33ffde067a5c7df2d7f81055d0ba331a840a33ba596cb45e782299f626367a928447a08480d41a3a1c9
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SSDEEP
3072:OrYdkjhtVe7DDgZwqku/GLwlsA54LO/Q+7Jkb5o7/pJhHufYiYlDwVK/ASrx:etVqs+qku/aK4SzWU/ThHuQikDCHSd
Malware Config
Signatures
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Drops startup file 1 IoCs
Processes:
java.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MIS_FILE_9888123_RECEIVED_xsls.jar java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MIS_FILE_9888123_RECEIVED_xsls = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\MIS_FILE_9888123_RECEIVED_xsls.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MIS_FILE_9888123_RECEIVED_xsls = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\MIS_FILE_9888123_RECEIVED_xsls.jar\"" java.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
java.exedescription pid process target process PID 1044 wrote to memory of 4520 1044 java.exe java.exe PID 1044 wrote to memory of 4520 1044 java.exe java.exe
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\MIS_FILE_9888123_RECEIVED_xsls.jar1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1044 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\MIS_FILE_9888123_RECEIVED_xsls.jar"2⤵PID:4520
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
190KB
MD51a7a05db5686a51ce39c3b35c111d73f
SHA1c6ba4712046569c3d6601e5d2f85aeecfabef69b
SHA256bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493
SHA512f15d3e2f5cd3a10111c87c2f6c1d8d7bf51fab14f9e6c33ffde067a5c7df2d7f81055d0ba331a840a33ba596cb45e782299f626367a928447a08480d41a3a1c9
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Filesize
46B
MD53c537136c04c90da358a26bdd94f9796
SHA1d7dab3e01679faaedd396d3357723cea14a543b3
SHA25604675c5514654160ef52cbf8ed1670a4d0c0b9dd227794b54188f49ee2da2559
SHA51233c9523a44bed21801af46874b9a07146f9f05951c7485fee48b496654914f67cc3a07e5eff779a2daeb98d41a1f847b1dee2d7b89e0d68966101d7c9436206b