Analysis
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max time kernel
67s -
max time network
113s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
01-10-2021 20:17
Static task
static1
Behavioral task
behavioral1
Sample
bd24f4320a673ba53026e55714efe558.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
bd24f4320a673ba53026e55714efe558.exe
Resource
win10v20210408
General
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Target
bd24f4320a673ba53026e55714efe558.exe
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Size
551KB
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MD5
bd24f4320a673ba53026e55714efe558
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SHA1
6f1f4e6afe842bc03b2d69f53752727a292e5bdb
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SHA256
8d1291bb7b68fc7be0b6b189da47d3bb709230c0c3e0658f4a30687e32ef3f1e
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SHA512
11f9a9dc5e3dc49a30a0e975ab6b996e19b885c1a6ee0d89ffdf82c61988f89035db4946ab02e2554d25b74d48050e8ec3e056d492052b29f513017b8417cdcc
Malware Config
Extracted
raccoon
f6d7183c9e82d2a9b81e6c0608450aa66cefb51f
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url4cnc
https://t.me/justoprostohello
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
oarpjK6woA.exesihost.exepid process 736 oarpjK6woA.exe 1916 sihost.exe -
Loads dropped DLL 6 IoCs
Processes:
bd24f4320a673ba53026e55714efe558.exepid process 3628 bd24f4320a673ba53026e55714efe558.exe 3628 bd24f4320a673ba53026e55714efe558.exe 3628 bd24f4320a673ba53026e55714efe558.exe 3628 bd24f4320a673ba53026e55714efe558.exe 3628 bd24f4320a673ba53026e55714efe558.exe 3628 bd24f4320a673ba53026e55714efe558.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 544 timeout.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
bd24f4320a673ba53026e55714efe558.execmd.exeoarpjK6woA.exesihost.exedescription pid process target process PID 3628 wrote to memory of 736 3628 bd24f4320a673ba53026e55714efe558.exe oarpjK6woA.exe PID 3628 wrote to memory of 736 3628 bd24f4320a673ba53026e55714efe558.exe oarpjK6woA.exe PID 3628 wrote to memory of 736 3628 bd24f4320a673ba53026e55714efe558.exe oarpjK6woA.exe PID 3628 wrote to memory of 3608 3628 bd24f4320a673ba53026e55714efe558.exe cmd.exe PID 3628 wrote to memory of 3608 3628 bd24f4320a673ba53026e55714efe558.exe cmd.exe PID 3628 wrote to memory of 3608 3628 bd24f4320a673ba53026e55714efe558.exe cmd.exe PID 3608 wrote to memory of 544 3608 cmd.exe timeout.exe PID 3608 wrote to memory of 544 3608 cmd.exe timeout.exe PID 3608 wrote to memory of 544 3608 cmd.exe timeout.exe PID 736 wrote to memory of 652 736 oarpjK6woA.exe schtasks.exe PID 736 wrote to memory of 652 736 oarpjK6woA.exe schtasks.exe PID 736 wrote to memory of 652 736 oarpjK6woA.exe schtasks.exe PID 1916 wrote to memory of 2500 1916 sihost.exe schtasks.exe PID 1916 wrote to memory of 2500 1916 sihost.exe schtasks.exe PID 1916 wrote to memory of 2500 1916 sihost.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bd24f4320a673ba53026e55714efe558.exe"C:\Users\Admin\AppData\Local\Temp\bd24f4320a673ba53026e55714efe558.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\oarpjK6woA.exe"C:\Users\Admin\AppData\Local\Temp\oarpjK6woA.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\bd24f4320a673ba53026e55714efe558.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exe"2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\oarpjK6woA.exeMD5
6561d4d08c4bcb667c091943e2137a2c
SHA1419d93c70a56c5d5458710542d2cdf119c4748f6
SHA2561f448e9dde3ecb1c0eadea4acd3ade2bdd974f52228872d4d63d564b450892ad
SHA5127c00d0c796f91ee554560d47f78084141923782702b9f29d8b7ff4c2711551903371f480d8ad05808ddf4a4341e47d189f7ab6fdc0ccbc46ac0a44550dae60c2
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C:\Users\Admin\AppData\Local\Temp\oarpjK6woA.exeMD5
6561d4d08c4bcb667c091943e2137a2c
SHA1419d93c70a56c5d5458710542d2cdf119c4748f6
SHA2561f448e9dde3ecb1c0eadea4acd3ade2bdd974f52228872d4d63d564b450892ad
SHA5127c00d0c796f91ee554560d47f78084141923782702b9f29d8b7ff4c2711551903371f480d8ad05808ddf4a4341e47d189f7ab6fdc0ccbc46ac0a44550dae60c2
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeMD5
6561d4d08c4bcb667c091943e2137a2c
SHA1419d93c70a56c5d5458710542d2cdf119c4748f6
SHA2561f448e9dde3ecb1c0eadea4acd3ade2bdd974f52228872d4d63d564b450892ad
SHA5127c00d0c796f91ee554560d47f78084141923782702b9f29d8b7ff4c2711551903371f480d8ad05808ddf4a4341e47d189f7ab6fdc0ccbc46ac0a44550dae60c2
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeMD5
6561d4d08c4bcb667c091943e2137a2c
SHA1419d93c70a56c5d5458710542d2cdf119c4748f6
SHA2561f448e9dde3ecb1c0eadea4acd3ade2bdd974f52228872d4d63d564b450892ad
SHA5127c00d0c796f91ee554560d47f78084141923782702b9f29d8b7ff4c2711551903371f480d8ad05808ddf4a4341e47d189f7ab6fdc0ccbc46ac0a44550dae60c2
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\Users\Admin\AppData\LocalLow\sqlite3.dllMD5
f964811b68f9f1487c2b41e1aef576ce
SHA1b423959793f14b1416bc3b7051bed58a1034025f
SHA25683bc57dcf282264f2b00c21ce0339eac20fcb7401f7c5472c0cd0c014844e5f7
SHA512565b1a7291c6fcb63205907fcd9e72fc2e11ca945afc4468c378edba882e2f314c2ac21a7263880ff7d4b84c2a1678024c1ac9971ac1c1de2bfa4248ec0f98c4
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\Users\Admin\AppData\LocalLow\uS0wV5wY9qH3\freebl3.dllMD5
60acd24430204ad2dc7f148b8cfe9bdc
SHA1989f377b9117d7cb21cbe92a4117f88f9c7693d9
SHA2569876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97
SHA512626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01
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\Users\Admin\AppData\LocalLow\uS0wV5wY9qH3\freebl3.dllMD5
60acd24430204ad2dc7f148b8cfe9bdc
SHA1989f377b9117d7cb21cbe92a4117f88f9c7693d9
SHA2569876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97
SHA512626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01
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\Users\Admin\AppData\LocalLow\uS0wV5wY9qH3\mozglue.dllMD5
eae9273f8cdcf9321c6c37c244773139
SHA18378e2a2f3635574c106eea8419b5eb00b8489b0
SHA256a0c6630d4012ae0311ff40f4f06911bcf1a23f7a4762ce219b8dffa012d188cc
SHA51206e43e484a89cea9ba9b9519828d38e7c64b040f44cdaeb321cbda574e7551b11fea139ce3538f387a0a39a3d8c4cba7f4cf03e4a3c98db85f8121c2212a9097
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\Users\Admin\AppData\LocalLow\uS0wV5wY9qH3\nss3.dllMD5
02cc7b8ee30056d5912de54f1bdfc219
SHA1a6923da95705fb81e368ae48f93d28522ef552fb
SHA2561989526553fd1e1e49b0fea8036822ca062d3d39c4cab4a37846173d0f1753d5
SHA5120d5dfcf4fb19b27246fa799e339d67cd1b494427783f379267fb2d10d615ffb734711bab2c515062c078f990a44a36f2d15859b1dacd4143dcc35b5c0cee0ef5
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\Users\Admin\AppData\LocalLow\uS0wV5wY9qH3\softokn3.dllMD5
4e8df049f3459fa94ab6ad387f3561ac
SHA106ed392bc29ad9d5fc05ee254c2625fd65925114
SHA25625a4dae37120426ab060ebb39b7030b3e7c1093cc34b0877f223b6843b651871
SHA5123dd4a86f83465989b2b30c240a7307edd1b92d5c1d5c57d47eff287dc9daa7bace157017908d82e00be90f08ff5badb68019ffc9d881440229dcea5038f61cd6
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memory/544-126-0x0000000000000000-mapping.dmp
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memory/652-127-0x0000000000000000-mapping.dmp
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memory/736-122-0x0000000000000000-mapping.dmp
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memory/736-129-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/736-128-0x0000000000030000-0x0000000000034000-memory.dmpFilesize
16KB
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memory/1916-133-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/2500-132-0x0000000000000000-mapping.dmp
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memory/3608-125-0x0000000000000000-mapping.dmp
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memory/3628-114-0x00000000006C0000-0x0000000000750000-memory.dmpFilesize
576KB
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memory/3628-115-0x0000000000400000-0x0000000000496000-memory.dmpFilesize
600KB