Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
09-10-2023 13:23
Static task
static1
Behavioral task
behavioral1
Sample
be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe
Resource
win10v2004-20230915-en
General
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Target
be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe
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Size
25KB
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MD5
989a6d4c1f7ad0403c4ad22f14c8c30a
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SHA1
ecf513422851a5aeaff4c675bc7112a1fd307b19
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SHA256
be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002
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SHA512
941e2403e75d8d090d77eeb19f5bc3f40a606c6e8450657211083edbf966bb6e0e187d36bb5c0988faa016dd87b4a3dc43d526aee1ba950f4bbd65cb411648dd
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SSDEEP
384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvI:8Q3LotOPNSQVwVVxGKEvKHrVI
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2436 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" be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.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 spoolsv.exe File created C:\Windows\spoolsv.exe be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.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 320 be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe Token: SeDebugPrivilege 2436 spoolsv.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 320 wrote to memory of 2436 320 be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe 28 PID 320 wrote to memory of 2436 320 be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe 28 PID 320 wrote to memory of 2436 320 be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe 28 PID 320 wrote to memory of 2436 320 be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe"C:\Users\Admin\AppData\Local\Temp\be22d5ff9e0e3617691e86e25bd7c48259704d575449be9d402eb5ec3b385002.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:320 -
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:2436
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25KB
MD5886d0f4a37c3ed69e5f48217d2cee4d8
SHA1816ab286d6a1cd832d0bcbfd736afb71a6635069
SHA256707d9c2bb91913f8f4bdbb72ee62af74bc9181602b0c764393655c4ba9d54f07
SHA512e11d8080ffd1e37c374ae0a467c3701a2be21beb52643764e237db394f6b0c8d3182a5de5e447ed180d6e69929f2ddc5be4e7325e5ebf0fdda5d088de2108bc6
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Filesize
25KB
MD5886d0f4a37c3ed69e5f48217d2cee4d8
SHA1816ab286d6a1cd832d0bcbfd736afb71a6635069
SHA256707d9c2bb91913f8f4bdbb72ee62af74bc9181602b0c764393655c4ba9d54f07
SHA512e11d8080ffd1e37c374ae0a467c3701a2be21beb52643764e237db394f6b0c8d3182a5de5e447ed180d6e69929f2ddc5be4e7325e5ebf0fdda5d088de2108bc6
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb
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Filesize
25KB
MD582071fd2379c64429acf376487fcddff
SHA12da42c7eaa62ecee65757b441c939f12b52228fb
SHA256272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8
SHA512194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb