Analysis
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max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
15-08-2023 05:26
Static task
static1
Behavioral task
behavioral1
Sample
450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe
Resource
win10v2004-20230703-en
General
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Target
450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe
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Size
25KB
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MD5
d70f9981940b8e2e45d87283a0ed2309
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SHA1
fef9d7587cfff2a369d2b40f4c74a1ada1dec578
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SHA256
450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76
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SHA512
b3959e8193f4488e8bed75bd59c269f28c0b75efef470d7ac29a77211ba3ad47dd48e494ba0426e327b1147c1db7fb3030d3d95031e8d37c4bb8cab40ec06ae0
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SSDEEP
384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvrL:8Q3LotOPNSQVwVVxGKEvKHrVP
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2144 spoolsv.exe -
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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\spoolsv = "C:\\Windows\\spoolsv.exe" 450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\spoolsv = "C:\\Windows\\spoolsv.exe" spoolsv.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\spoolsv.exe 450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe File created C:\Windows\spoolsv.exe spoolsv.exe -
NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\https:\onsapay.com\loader spoolsv.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2964 450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe Token: SeDebugPrivilege 2144 spoolsv.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2964 wrote to memory of 2144 2964 450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe 28 PID 2964 wrote to memory of 2144 2964 450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe 28 PID 2964 wrote to memory of 2144 2964 450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe 28 PID 2964 wrote to memory of 2144 2964 450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe"C:\Users\Admin\AppData\Local\Temp\450898c7ee1b0115ffa054973206fab358e59780550318e92024cd3326a9fd76.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\spoolsv.exe"C:\Windows\spoolsv.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- NTFS ADS
- Suspicious use of AdjustPrivilegeToken
PID:2144
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25KB
MD5fbe850b68fad1e7fe7d077057c8898e5
SHA183dca3fe47136d8a6e893033598531b3d5a79d74
SHA25675b8d452d2e129c1096428af5a5cff966f245d396d12a658e0d97e3f4ef44ecc
SHA5123acf11e4cfb08cb9145123487a242659dd633ebe382fddef6143c893c53b86d6768405ad9b977065fbe9b4958754a10fe4aff37923fceb8a4e6a2df83372969c
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Filesize
25KB
MD5fbe850b68fad1e7fe7d077057c8898e5
SHA183dca3fe47136d8a6e893033598531b3d5a79d74
SHA25675b8d452d2e129c1096428af5a5cff966f245d396d12a658e0d97e3f4ef44ecc
SHA5123acf11e4cfb08cb9145123487a242659dd633ebe382fddef6143c893c53b86d6768405ad9b977065fbe9b4958754a10fe4aff37923fceb8a4e6a2df83372969c
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb