Analysis
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max time kernel
183s -
max time network
188s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/10/2022, 14:07
Static task
static1
Behavioral task
behavioral1
Sample
3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe
Resource
win10v2004-20220812-en
General
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Target
3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe
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Size
1.0MB
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MD5
8247cc9cfa6bb9d095b9891014c5f5a2
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SHA1
725c05e1eda1a75219b021cffddc5cb40796c6cf
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SHA256
3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24
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SHA512
a8b45d0e663f62b54dbe6aee0c3b9115b8063f734a54499a330335fb0cbed8d3f1707c6e2f53626bc48e38e6979d253dc5a222a781f256b561bf21f9b9c764a4
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SSDEEP
24576:1g/DjFYYbq9Ia3EEa6X6sa+1Iae0tKhr343UOC3WNHY:k3bq9Ia3EE//71Iafts6UO68Y
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4368-140-0x0000000000400000-0x0000000000645000-memory.dmp upx behavioral2/memory/4368-141-0x0000000000400000-0x0000000000645000-memory.dmp upx -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe" 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4740 set thread context of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DefaultCompressedRecord = c880f97f73613588f29b13be619ae8166c436599425d922e2cc8143a2155ff95ea79a0229700690af8c3dd3d3ca7027eb0f0b0e0edb5078797a6a81645ca5e777b4857469dd9d37c5cd40571d912482690f4f10ff8677f91e6dc56f600b221e60f11a31a622c94 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\RecordModifiedMax = "DIkmVskaMFLilq46rwQPJIzDIarG4aWzsOrcxw/yfbpFP8hd7ewcfF+carxxabD8ZA==" 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FlagsModifiedValid = 0000000000000000 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4740 wrote to memory of 5112 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 82 PID 4740 wrote to memory of 5112 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 82 PID 4740 wrote to memory of 5112 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 82 PID 4740 wrote to memory of 1352 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 83 PID 4740 wrote to memory of 1352 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 83 PID 4740 wrote to memory of 1352 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 83 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84 PID 4740 wrote to memory of 4368 4740 3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe"C:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exeC:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe2⤵PID:5112
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C:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exeC:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe2⤵PID:1352
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C:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exeC:\Users\Admin\AppData\Local\Temp\3682b1fd400c5c6998f83decdd4a628f4b703e949361ec4ca72eab745b232d24.exe2⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
PID:4368
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