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Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
27/08/2023, 20:48
Static task
static1
Behavioral task
behavioral1
Sample
99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe
Resource
win10v2004-20230703-en
General
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Target
99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe
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Size
25KB
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MD5
128339ccdffd5f13b5f2b504459cd47e
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SHA1
19ade7065e098d044315d69816d5ee90bc55acca
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SHA256
99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363
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SHA512
073f5d3e1a9cc0d7757e5a8f094bc6a1230d66787a940d219dda231fde1ae64e308b9ecb5395124877668cdca9164f77878f9a1409f2db3d69d2870bf301476a
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SSDEEP
384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvN0m:8Q3LotOPNSQVwVVxGKEvKHrV+m
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1740 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" 99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.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 99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.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 2532 99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe Token: SeDebugPrivilege 1740 spoolsv.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2532 wrote to memory of 1740 2532 99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe 28 PID 2532 wrote to memory of 1740 2532 99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe 28 PID 2532 wrote to memory of 1740 2532 99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe 28 PID 2532 wrote to memory of 1740 2532 99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe"C:\Users\Admin\AppData\Local\Temp\99eefafcf5119e40e6c9e5b50d6991b3c2658bb487f1e65f0009d35360d06363.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2532 -
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:1740
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25KB
MD509dc649baf6695b143dfd2e6886c2d9b
SHA172c2917f0ba11b1e2c41c2f7dd58bdc5e53bb947
SHA2568da89c33ee4de5e94c1fb9e972974e145f960bd522df3138ea81770e4d0aca46
SHA512d941ec6df6db45f2b45ede0ec53b81dc30e81ab434d0e9ceec0aadb59e269688f51d85117a01edc35bd63dae00fd4c11e9495af5cbde4342769354621ca9bc66
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Filesize
25KB
MD509dc649baf6695b143dfd2e6886c2d9b
SHA172c2917f0ba11b1e2c41c2f7dd58bdc5e53bb947
SHA2568da89c33ee4de5e94c1fb9e972974e145f960bd522df3138ea81770e4d0aca46
SHA512d941ec6df6db45f2b45ede0ec53b81dc30e81ab434d0e9ceec0aadb59e269688f51d85117a01edc35bd63dae00fd4c11e9495af5cbde4342769354621ca9bc66
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb