Analysis
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max time kernel
56s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
12/10/2023, 16:42
Static task
static1
Behavioral task
behavioral1
Sample
430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe
Resource
win10v2004-20230915-en
General
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Target
430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe
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Size
25KB
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MD5
84c74ef91587b172886aa2852e91ccf9
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SHA1
5f1d588b48e6e15a388393489b6190a1aecf0084
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SHA256
430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9
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SHA512
510ae173a4583ed95bcfaac04cb48859245998d925e4f5408cac5bebae5fc9b7221bb0cc8a1b76bbfdc6b1e4cc39c0898d3c21af3f947b4237d1a24157644354
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SSDEEP
384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvJM+:8Q3LotOPNSQVwVVxGKEvKHrVJM+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2648 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" 430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.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 430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.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 2804 430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe Token: SeDebugPrivilege 2648 spoolsv.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2804 wrote to memory of 2648 2804 430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe 29 PID 2804 wrote to memory of 2648 2804 430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe 29 PID 2804 wrote to memory of 2648 2804 430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe 29 PID 2804 wrote to memory of 2648 2804 430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe"C:\Users\Admin\AppData\Local\Temp\430460232f614fce233962cd51b0834b04f2a08b97050dde736e7173c81b0cd9.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2804 -
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:2648
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25KB
MD57e3932ea6c5a1cb5aec67b7f16b96ed3
SHA1a9823a280ae56b1c4d239cb427e291f9e6d9fc17
SHA25675134ffba6acd081b7f22e1aca8ed32c82d602303985b5fda981f6689555e817
SHA51235bff832f253b27bb75f1430beeeaff87604c359e082095f9acfe7af4a09dc378f8297e238b55f001ee8768ca4b6729c74fafbe4ca978b384406582d06a3a4b6
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb