Analysis
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max time kernel
141s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 13:43
Behavioral task
behavioral1
Sample
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe
Resource
win7-20240220-en
General
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Target
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe
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Size
2.6MB
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MD5
9f2a81915020c076919d5e77ddfc1612
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SHA1
9e86c42e47dbe2c828dc95f228355515741c5fc3
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SHA256
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991
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SHA512
1360a89f93b3ebcd681409af027085dfe3939197fcb250f2d3042b55adcf2c349ef8f4d397efd719206ee4ca8a32335befbac363a1d11050afa80a11d54efcf2
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SSDEEP
49152:8o0aPkOLYYrem09aZ0xj9QM+P0SyoAoKtAyH+KdyHps0n9GuZ8Lntix4Y:j0abLXrenaZ0Zf+ZyxowAQ+KuX9GuZC7
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exepid Process 2592 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe -
Loads dropped DLL 4 IoCs
Processes:
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exepid Process 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 1848 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 2592 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.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/2196-0-0x0000000000400000-0x0000000000925000-memory.dmp upx behavioral1/memory/1848-7-0x0000000000400000-0x0000000000925000-memory.dmp upx behavioral1/files/0x0006000000016d21-13.dat upx behavioral1/memory/2592-19-0x0000000000400000-0x0000000000925000-memory.dmp upx behavioral1/memory/2592-23-0x0000000000400000-0x0000000000925000-memory.dmp upx behavioral1/memory/2196-546-0x0000000000400000-0x0000000000925000-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:
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exedescription ioc Process File opened (read-only) \??\D: 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe File opened (read-only) \??\F: 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exepid Process 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exedescription pid Process procid_target PID 2196 wrote to memory of 1848 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 28 PID 2196 wrote to memory of 1848 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 28 PID 2196 wrote to memory of 1848 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 28 PID 2196 wrote to memory of 1848 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 28 PID 2196 wrote to memory of 1848 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 28 PID 2196 wrote to memory of 1848 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 28 PID 2196 wrote to memory of 1848 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 28 PID 2196 wrote to memory of 2592 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 29 PID 2196 wrote to memory of 2592 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 29 PID 2196 wrote to memory of 2592 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 29 PID 2196 wrote to memory of 2592 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 29 PID 2196 wrote to memory of 2592 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 29 PID 2196 wrote to memory of 2592 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 29 PID 2196 wrote to memory of 2592 2196 2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe"C:\Users\Admin\AppData\Local\Temp\2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2196 -
C:\Users\Admin\AppData\Local\Temp\2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exeC:\Users\Admin\AppData\Local\Temp\2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.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=87.0.4390.45 --initial-client-data=0x188,0x18c,0x190,0x15c,0x194,0x74dd2ed0,0x74dd2ee0,0x74dd2eec2⤵
- Loads dropped DLL
PID:1848
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C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe"C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe" --version2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2592
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5a9e204b8e2d00c9c889f39752c262109
SHA1b5ce435252af5f4f1a351dc8318ead51a0fdf93e
SHA256bae962480dbfb006196de1d96afd94f7d5f298a1ebdf8123313a8ee1b07e6acb
SHA51286caae38f404424e59fb2343ad1ede0690a794e20371f7603a858683c99240da027e5d65b319802609edea05de8fe611f206bb32cd9b33c9d62a8b856fd604fa
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5facb01ef8786fad662cc86abf8043d61
SHA1f1e54cf5b4c2637148cb15edc8281f07f6926b4c
SHA25683798541eb71458edc7d64c329149998f94d191af2031031bb86124e9771c979
SHA512a173cb32ee2f09daaf7f480ca8ab24109c478c105c053ebf27a2f5630bc2eaf081ae06ab07b3ffd262dca5291d663dfca5341a977904eb35f3ad976242d7cccc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5c44d6dc6c97277ef42773353d4d0cb56
SHA1de6cfd0b4cdb0f8679ef58c5305af0ca82a04164
SHA256a239ff6d99b4daa26a036a2afde0548a9b2988aad9baa62a4bc513709992de3d
SHA512c1876ea94251fb35c4794ba719852ba6196ccc4f84f400a23b970d5cd4c5bb7dcb90077e80085cab670bce9490ebb8e318e2dc5cb727a3b73641ce2446eec097
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5b701a76b4be03380f0c38dc7ac19a3af
SHA1154c3aa5e5406026b60aab82a600b4dd5b18947f
SHA25637dc8b72adc6673e1800ea5e5c4451911ca95656e12e6770a3f28090fa4b0f4b
SHA5127116cfaa148456260bb67fcd547a9b56ed02fd84e10f1b54214673b831ad6eef9a3cc2dac85f18b89a94af92a8ec70239bf548981a7f84e7fe0e7e69e64f6abf
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD51bf90c658a1d9547713b46f649aa0fa3
SHA1d49ef76d576286c722e9fa8d61a6a943ba12c76c
SHA256546b033ecd5e9725cdb8e582289c23bac8a817dd6f8c7cfaa7b2052cf1aef6d7
SHA512cb8b7f83cf5bab879fe5d5d5a41b81ee47d3eb79760c7d4225ac921a48fa80446726b03c63465575aeff37fd36586e9644a1375293b0e781c9dd2a3817d4e938
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5183d534a2bbd3a163306535de380988e
SHA165e34b51390dfb9d0d02fe77bceb2e6a5523372f
SHA256d11120b9e8799c16c1356db91639352f97706ffcf98587b54bdefdcf83095173
SHA512fc4af1c05536cd02fc1f6e306fa025b895dba5ce2f19bdb64b0fd74d5bb07cdaf0afcad53e5e68dddfbe48068526c524bd1572d638066c2ca6e956297cea6688
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
40B
MD5f22863a59ad88359d18087221d05ba47
SHA185f266c90f9df4f82900b8a9a11147c6b59f6d21
SHA256aa8d0053b8965d209e2d95d695f251fbb50c9959ba7f9d150872d2e425566986
SHA512c60e4550ff4fdb957113e7bc7e9ab3feabd1d0155751b0254f3db982379213c49b15ffb74b3c8143a450767cb6efb1674054affc162521ce5d64f553256dd25c
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\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\2bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991.exe
Filesize2.6MB
MD59f2a81915020c076919d5e77ddfc1612
SHA19e86c42e47dbe2c828dc95f228355515741c5fc3
SHA2562bcd2bac1510b2a1993090e1e7d8dce4594b9e5a81cfc001fd505af6175c0991
SHA5121360a89f93b3ebcd681409af027085dfe3939197fcb250f2d3042b55adcf2c349ef8f4d397efd719206ee4ca8a32335befbac363a1d11050afa80a11d54efcf2
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Filesize
4.5MB
MD5ab31ce38494f5d9340f3004e0ffad04b
SHA1b24870f6aafa0fedf67a15af4d0982b018def201
SHA25635e0d13b0f56ed803d3fcdfd0a6ce7c9003fb17ec35dfcf40d2bcbe8cc5ec557
SHA512660826013736f0edfbe54deee66eea4cb323c9629fefc400857b685f3ee5a04b087d748bbf5b6e10c0fa0ca185b798e97d1d4e8c03c1946671f4e00070512884