Analysis
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max time kernel
141s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 13:43
Behavioral task
behavioral1
Sample
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe
Resource
win7-20240221-en
General
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Target
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe
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Size
2.7MB
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MD5
9f843bb1b987bc8fb36c20d3cabeefc3
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SHA1
5e43f6065741e382f308a99e34a8db0fcb857d20
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SHA256
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14
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SHA512
6ca63987946a0344d362c49b1800d1b8d9886cdba8c2d7aa3815d167dd64ed80e3b9568904976ed0b8c80689c2c3600b3946ab34a5ff2ca3c12a873d202c490e
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SSDEEP
49152:R6KN3J3DrBW/NTy0ljNLHbW0e6v2D5NTtSbXUuE11eJC53B3AQ7iRrxdS8iyEuXE:RZZJnBW/ZjNL7pe6v2D5NTS3E1vHwQu8
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exepid Process 2612 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe -
Loads dropped DLL 4 IoCs
Processes:
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exeaf7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exeaf7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exepid Process 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 2872 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 2612 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.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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Processes:
resource yara_rule behavioral1/memory/1904-1-0x0000000000400000-0x000000000092E000-memory.dmp upx behavioral1/memory/2872-10-0x0000000000400000-0x000000000092E000-memory.dmp upx behavioral1/files/0x0006000000015d06-12.dat upx behavioral1/memory/2612-20-0x0000000000400000-0x000000000092E000-memory.dmp upx behavioral1/memory/2612-21-0x0000000000400000-0x000000000092E000-memory.dmp upx behavioral1/memory/1904-493-0x0000000000400000-0x000000000092E000-memory.dmp upx -
Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exedescription ioc Process File opened (read-only) \??\D: af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe File opened (read-only) \??\F: af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exepid Process 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exedescription pid Process procid_target PID 1904 wrote to memory of 2872 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 28 PID 1904 wrote to memory of 2872 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 28 PID 1904 wrote to memory of 2872 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 28 PID 1904 wrote to memory of 2872 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 28 PID 1904 wrote to memory of 2872 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 28 PID 1904 wrote to memory of 2872 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 28 PID 1904 wrote to memory of 2872 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 28 PID 1904 wrote to memory of 2612 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 29 PID 1904 wrote to memory of 2612 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 29 PID 1904 wrote to memory of 2612 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 29 PID 1904 wrote to memory of 2612 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 29 PID 1904 wrote to memory of 2612 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 29 PID 1904 wrote to memory of 2612 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 29 PID 1904 wrote to memory of 2612 1904 af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe"C:\Users\Admin\AppData\Local\Temp\af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Users\Admin\AppData\Local\Temp\af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exeC:\Users\Admin\AppData\Local\Temp\af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktop --annotation=ver=90.0.4480.48 --initial-client-data=0x188,0x18c,0x190,0x15c,0x194,0x74cd89c8,0x74cd89d8,0x74cd89e42⤵
- Loads dropped DLL
PID:2872
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C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe"C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe" --version2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2612
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5a09ba21ac79ecc47b0df39449fd2e59e
SHA103ae3c2fba659543dc4f0c198caf740d298a06b7
SHA256ef3001c3fa9ef1df8fdbae76ec2f2e5f3bfdfc098dba6926e64dc5433450545b
SHA5121cc7b49f0c39c9d4940b1abde8ed4f741fe72d388decf86db1dbbf32b2158d7e5bb2177d6be41c05e713750c51e5d4f4831280533989a1c286780c511953812d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD59158bac6bc837edf88d53a41414bccbf
SHA1e45b1e51f87147166044b60c959e2f64c2ff586f
SHA2566fa0643f523d3995d06b394b364bf502278f3a888fd497dd93579657055a2a9d
SHA51293da44c986a1698df9fd4c6924ce76e746023029d38d625159e2729b74c16a378f2143495aab0ce73c13cfb5153be0e2adfbf029476d419be50bd4dd81c35e6a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5a7364a028f007d34fbec7e419757ee65
SHA1ee2b4ea80b79bb2b26e5d3011b4632451ceaa122
SHA256f39cdd36fa030fcc32a668befac380f91dd8d1a1ddf2532e0606370068dab0a8
SHA512364e52fe1d9bba8e0d1f581a7e48ecfdba953a8dcc8e8d1445e4435888cfbb42ba1d83b11470b7fa10474122ee86d5d4840ef7ad199c48ebd102a9c93aec7fa6
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14.exe
Filesize2.7MB
MD59f843bb1b987bc8fb36c20d3cabeefc3
SHA15e43f6065741e382f308a99e34a8db0fcb857d20
SHA256af7892e321b7057ad7879f7e1ae568878153afec03bd216dd80a04a99fb3ed14
SHA5126ca63987946a0344d362c49b1800d1b8d9886cdba8c2d7aa3815d167dd64ed80e3b9568904976ed0b8c80689c2c3600b3946ab34a5ff2ca3c12a873d202c490e
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Filesize
4.5MB
MD581fe65af3d3707ef3d58020f87c8ae21
SHA1d25b438f9c2a4ef5929ca4167e2f6526f9252703
SHA256c2be617c6c6a77724400992878a95dfdb7dd24571330a167e9c423d33098cb7b
SHA5122a3cd92b9f5df14834cff9b37e5fa40faf47d8bb4a637fe44d58d69b0fdc218d2ea39e179b711ebad715eb656c8fb7fa2b7b4642c3301e000bf60fc38a6e0969