Analysis
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max time kernel
38s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
18-05-2023 13:44
Static task
static1
Behavioral task
behavioral1
Sample
16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe
Resource
win10v2004-20230220-en
General
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Target
16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe
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Size
4.7MB
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MD5
a7225c3f11926a092f608589ba676abc
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SHA1
240927f26d35292d922c710fd5bf6b7aa996ae87
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SHA256
16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c
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SHA512
900942a62b31afbe67d9840a9ef9875a80b47584808a0167727f050f2663232c386cc59450eec1a68c78b6d937dc5b2d23c5fe0662f5119d26845664416a452d
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SSDEEP
49152:wb6aSECYBfkW7tComPsW5p6lAjw7iqnVlSivrh/+TM+Fp:jA4D+/+TM+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 108 Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3.exe -
Loads dropped DLL 1 IoCs
pid Process 696 16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run 16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe Set value (str) \REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3 = "C:\\ProgramData\\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3\\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3.exe" 16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 696 wrote to memory of 108 696 16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe 28 PID 696 wrote to memory of 108 696 16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe 28 PID 696 wrote to memory of 108 696 16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe"C:\Users\Admin\AppData\Local\Temp\16e9b64b307462509c376b411c4dccb644f48d630fd0773d28e988cc8bf3378c.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:696 -
C:\ProgramData\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3.exeC:\ProgramData\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3.exe2⤵
- Executes dropped EXE
PID:108
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\ProgramData\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3.exe
Filesize721.9MB
MD52fbacc5e512bb613a675ebbddda64d9c
SHA10371df7e31a0c0d22fe908585d7f472653272ec9
SHA25612ac8ffa346c98f15eaa3426565ac0b641f192a7622c7148aedd0f3122de66fc
SHA5123c59a77b2a1a8624d6308613296050775ee32a8d19a7bbaea2602e86e3b4490aa6064e8a32367d7bbb8b81dcf893e32c6c3335d72f549d085ed0f5ddee5a8d2e
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\ProgramData\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38Favorites-ver9.3.4.3.exe
Filesize674.5MB
MD507c89ff36fc01e7a7651bbad5dfaa365
SHA1cfd8bb09ffde892eeed71dfcf5e3f47766848616
SHA256b2db344ba6580a837b8e7a1b9439279e300c5f7a5af3001c207a9f5d4370298b
SHA5123778a57bfd6ab18966059496f968b107e10a0a7658b21911fad9cdc94458b26e905aaf5b0d5aec060053664de20e75b695400a7fd524a6946dd48509d40626ba