Analysis
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max time kernel
60s -
max time network
65s -
platform
windows7_x64 -
resource
win7 -
submitted
25-07-2020 07:41
Static task
static1
Behavioral task
behavioral1
Sample
c1d5f3aab241c90550238dd05f6d24ae.exe
Resource
win7
Behavioral task
behavioral2
Sample
c1d5f3aab241c90550238dd05f6d24ae.exe
Resource
win10
General
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Target
c1d5f3aab241c90550238dd05f6d24ae.exe
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Size
1.2MB
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MD5
c1d5f3aab241c90550238dd05f6d24ae
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SHA1
60bffe342e1edcfc9033ebdb3bcff0b293b6be01
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SHA256
625f7b249ee0378db3b8e289c734094b6b84d481ab9b83cfdf33c8e6634e3949
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SHA512
4dbe225beacc7de16aef33d9795c86358b20b8f5fbac917d77adda2be2ccb9f1a60f9d44cbb0cea21159fc399b57aa5dabfdaebb016aa7ab771deea872f85f50
Malware Config
Extracted
C:\Users\Admin\AppData\LocalLow\machineinfo.txt
raccoon
Signatures
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JavaScript code in executable 1 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll js -
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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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1828 timeout.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1908 cmd.exe -
Processes:
c1d5f3aab241c90550238dd05f6d24ae.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 c1d5f3aab241c90550238dd05f6d24ae.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 c1d5f3aab241c90550238dd05f6d24ae.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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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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Loads dropped DLL 8 IoCs
Processes:
c1d5f3aab241c90550238dd05f6d24ae.exepid process 1544 c1d5f3aab241c90550238dd05f6d24ae.exe 1544 c1d5f3aab241c90550238dd05f6d24ae.exe 1544 c1d5f3aab241c90550238dd05f6d24ae.exe 1544 c1d5f3aab241c90550238dd05f6d24ae.exe 1544 c1d5f3aab241c90550238dd05f6d24ae.exe 1544 c1d5f3aab241c90550238dd05f6d24ae.exe 1544 c1d5f3aab241c90550238dd05f6d24ae.exe 1544 c1d5f3aab241c90550238dd05f6d24ae.exe -
Raccoon log file 1 IoCs
Detects a log file produced by the Raccoon Stealer.
Processes:
yara_rule raccoon_log_file -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
c1d5f3aab241c90550238dd05f6d24ae.execmd.exedescription pid process target process PID 1544 wrote to memory of 1908 1544 c1d5f3aab241c90550238dd05f6d24ae.exe cmd.exe PID 1544 wrote to memory of 1908 1544 c1d5f3aab241c90550238dd05f6d24ae.exe cmd.exe PID 1544 wrote to memory of 1908 1544 c1d5f3aab241c90550238dd05f6d24ae.exe cmd.exe PID 1544 wrote to memory of 1908 1544 c1d5f3aab241c90550238dd05f6d24ae.exe cmd.exe PID 1908 wrote to memory of 1828 1908 cmd.exe timeout.exe PID 1908 wrote to memory of 1828 1908 cmd.exe timeout.exe PID 1908 wrote to memory of 1828 1908 cmd.exe timeout.exe PID 1908 wrote to memory of 1828 1908 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c1d5f3aab241c90550238dd05f6d24ae.exe"C:\Users\Admin\AppData\Local\Temp\c1d5f3aab241c90550238dd05f6d24ae.exe"1⤵
- Modifies system certificate store
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1544 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\c1d5f3aab241c90550238dd05f6d24ae.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:1828