Analysis
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max time kernel
141s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
04/10/2023, 23:48
Static task
static1
Behavioral task
behavioral1
Sample
7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe
Resource
win10v2004-20230915-en
General
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Target
7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe
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Size
25KB
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MD5
787c21a74ea60c4e39585d767ad51a0c
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SHA1
1d25d8bf978d745ca7208734541b909dd3abbd58
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SHA256
7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3
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SHA512
e3a79dace03dc02f5b6d62cddb28c51cb570df15c1d52c3865654c4d2172d71ef097e275272274e72de7faf34900bcbc76a34da4f53ab64ddba1ffd63e0d28e7
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SSDEEP
384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvob:8Q3LotOPNSQVwVVxGKEvKHrVY
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3540 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" 7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.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 7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.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 5052 7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe Token: SeDebugPrivilege 3540 spoolsv.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5052 wrote to memory of 3540 5052 7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe 85 PID 5052 wrote to memory of 3540 5052 7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe 85 PID 5052 wrote to memory of 3540 5052 7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe"C:\Users\Admin\AppData\Local\Temp\7cbf1dff2703a89dae3bf3a47809d551e3cab01fe040d9d135182a1b04ee71d3.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5052 -
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:3540
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
347KB
MD53cc09cabaa30a6d937ae2f793899ed8b
SHA176cceb4db1beeff6ebbbd8cbdbf8ff9c595912b2
SHA25698b99bea345c21f60f9e989fbc8d7bffeae2bed08ae1e35c950bd38c170cf511
SHA5127d832c00f997ff8d28d08658aa661f4366465e5e6c0b1016f9e9b210ecf722cc510126c09f3e150ddfd18138ee86bd1b281ef1553f7134d3e0366e60b48429a9
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Filesize
25KB
MD5aa76be1b35d09dc497ba7c430af94a89
SHA165691a6f828285525e69760bcbb0764136ed3d94
SHA25648218c9df3bd9fed0ed5aedbe1c4082df3d22a16be8ac1a930f54c010f3ed5e9
SHA512b14a09a4b6ccee118a8a2e8b7eca5a4dde93352add977eb8b13e5fb224e08b24ef421ac8acb686b2d8b4a94e0ad75865677c06f2eaec9852262dae62d38d2384
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb