Analysis
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max time kernel
118s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
12-10-2023 22:09
Static task
static1
Behavioral task
behavioral1
Sample
83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe
Resource
win10v2004-20230915-en
General
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Target
83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe
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Size
25KB
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MD5
5a119f7ea1cd570cb227e27f4f27f73c
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SHA1
07c5cca9b40e70361e991a8fe3c4f4bcc9bd805d
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SHA256
83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897
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SHA512
c7397eacca5bbd5243e34c6389e27190a25c7014b1e6140c54530640f9431ad53cdc5a7c0cace21dd8755a654b9980da51472159b61b873933b68a2d33caf9e8
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SSDEEP
384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvdk6:8Q3LotOPNSQVwVVxGKEvKHrVdk6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2832 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" 83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.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 83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.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 2200 83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe Token: SeDebugPrivilege 2832 spoolsv.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2200 wrote to memory of 2832 2200 83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe 28 PID 2200 wrote to memory of 2832 2200 83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe 28 PID 2200 wrote to memory of 2832 2200 83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe 28 PID 2200 wrote to memory of 2832 2200 83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe"C:\Users\Admin\AppData\Local\Temp\83379a60d92decf1e000a63d75326a0f682986cf8d6d8ff6b4a673667d900897.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2200 -
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:2832
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25KB
MD5eb7003eed0c7cfe4470b12417767c0b8
SHA159fe3a941e2cfdbe38838e0eb2064421605797e6
SHA25618ea061deacd7ff7f6602c319b8f9b1a890015a5d92e4680ba9cdb33cd2d29f3
SHA5128cc05d73e2b2014151193043f0677935dd09028e1c7ac7e394972d77bfd3b73b8947468dab43a38b02d6460844f8c40368cc979f52413b37bf546ff2fa2ea0b3
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Filesize
25KB
MD5eb7003eed0c7cfe4470b12417767c0b8
SHA159fe3a941e2cfdbe38838e0eb2064421605797e6
SHA25618ea061deacd7ff7f6602c319b8f9b1a890015a5d92e4680ba9cdb33cd2d29f3
SHA5128cc05d73e2b2014151193043f0677935dd09028e1c7ac7e394972d77bfd3b73b8947468dab43a38b02d6460844f8c40368cc979f52413b37bf546ff2fa2ea0b3
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb