Analysis
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max time kernel
118s -
max time network
121s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
01-10-2021 11:30
Static task
static1
Behavioral task
behavioral1
Sample
8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe
Resource
win10-en-20210920
General
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Target
8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe
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Size
567KB
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MD5
00d974749da0e172825f4aa786fcb3ff
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SHA1
ab74cc4289c0ac810b2e2bfa27e9ea3037a661b7
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SHA256
8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead
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SHA512
629d189260ec078ff7b2514fc52fe2c5b86c89be4f84162eab7e7d80853d11b796d935cca31391a10a04722800f2d27e95308654b83b80b2a50beab75dce1044
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:
Jm4u3FXOT3.exesihost.exepid process 2884 Jm4u3FXOT3.exe 1108 sihost.exe -
Loads dropped DLL 6 IoCs
Processes:
8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exepid process 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.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.
Processes:
schtasks.exeschtasks.exepid process 2256 schtasks.exe 2300 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3948 timeout.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.execmd.exeJm4u3FXOT3.exesihost.exedescription pid process target process PID 3936 wrote to memory of 2884 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe Jm4u3FXOT3.exe PID 3936 wrote to memory of 2884 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe Jm4u3FXOT3.exe PID 3936 wrote to memory of 2884 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe Jm4u3FXOT3.exe PID 3936 wrote to memory of 3748 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe cmd.exe PID 3936 wrote to memory of 3748 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe cmd.exe PID 3936 wrote to memory of 3748 3936 8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe cmd.exe PID 3748 wrote to memory of 3948 3748 cmd.exe timeout.exe PID 3748 wrote to memory of 3948 3748 cmd.exe timeout.exe PID 3748 wrote to memory of 3948 3748 cmd.exe timeout.exe PID 2884 wrote to memory of 2256 2884 Jm4u3FXOT3.exe schtasks.exe PID 2884 wrote to memory of 2256 2884 Jm4u3FXOT3.exe schtasks.exe PID 2884 wrote to memory of 2256 2884 Jm4u3FXOT3.exe schtasks.exe PID 1108 wrote to memory of 2300 1108 sihost.exe schtasks.exe PID 1108 wrote to memory of 2300 1108 sihost.exe schtasks.exe PID 1108 wrote to memory of 2300 1108 sihost.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe"C:\Users\Admin\AppData\Local\Temp\8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Jm4u3FXOT3.exe"C:\Users\Admin\AppData\Local\Temp\Jm4u3FXOT3.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\8110f71c730733b4b70ef735eaff8a5c2014f50bc0d509cad5914f339fd2fead.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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\Jm4u3FXOT3.exeMD5
390953680154dc9712a5e003f8df6edf
SHA1247f87a64d7ef61886486eed34c3a59a64607de4
SHA256ff50860d60ce1dd5bf607b875f65e801b1be75f2a69cb3179ec7d4af66790d90
SHA512d7aec0f0e943687dfe391f01de2f558dcabb58a380c705708b098a8eb5686ef263f434ecd307d71c5eb236934ca3f3589e4cd98bee4de77c4cf07ce905a01a8d
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C:\Users\Admin\AppData\Local\Temp\Jm4u3FXOT3.exeMD5
390953680154dc9712a5e003f8df6edf
SHA1247f87a64d7ef61886486eed34c3a59a64607de4
SHA256ff50860d60ce1dd5bf607b875f65e801b1be75f2a69cb3179ec7d4af66790d90
SHA512d7aec0f0e943687dfe391f01de2f558dcabb58a380c705708b098a8eb5686ef263f434ecd307d71c5eb236934ca3f3589e4cd98bee4de77c4cf07ce905a01a8d
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeMD5
390953680154dc9712a5e003f8df6edf
SHA1247f87a64d7ef61886486eed34c3a59a64607de4
SHA256ff50860d60ce1dd5bf607b875f65e801b1be75f2a69cb3179ec7d4af66790d90
SHA512d7aec0f0e943687dfe391f01de2f558dcabb58a380c705708b098a8eb5686ef263f434ecd307d71c5eb236934ca3f3589e4cd98bee4de77c4cf07ce905a01a8d
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\sihost.exeMD5
390953680154dc9712a5e003f8df6edf
SHA1247f87a64d7ef61886486eed34c3a59a64607de4
SHA256ff50860d60ce1dd5bf607b875f65e801b1be75f2a69cb3179ec7d4af66790d90
SHA512d7aec0f0e943687dfe391f01de2f558dcabb58a380c705708b098a8eb5686ef263f434ecd307d71c5eb236934ca3f3589e4cd98bee4de77c4cf07ce905a01a8d
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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/1108-134-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
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memory/2256-128-0x0000000000000000-mapping.dmp
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memory/2300-133-0x0000000000000000-mapping.dmp
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memory/2884-123-0x0000000000000000-mapping.dmp
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memory/2884-130-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
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memory/2884-129-0x0000000000030000-0x0000000000034000-memory.dmpFilesize
16KB
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memory/3748-125-0x0000000000000000-mapping.dmp
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memory/3936-116-0x0000000000400000-0x000000000049B000-memory.dmpFilesize
620KB
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memory/3936-115-0x0000000000740000-0x00000000007D0000-memory.dmpFilesize
576KB
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memory/3948-127-0x0000000000000000-mapping.dmp