Analysis
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max time kernel
63s -
max time network
68s -
platform
windows7_x64 -
resource
win7 -
submitted
05-08-2020 13:56
Static task
static1
Behavioral task
behavioral1
Sample
5b3c47e79b8dc2dbeb1069cd52eddfb7.exe
Resource
win7
Behavioral task
behavioral2
Sample
5b3c47e79b8dc2dbeb1069cd52eddfb7.exe
Resource
win10v200722
General
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Target
5b3c47e79b8dc2dbeb1069cd52eddfb7.exe
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Size
1.3MB
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MD5
5b3c47e79b8dc2dbeb1069cd52eddfb7
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SHA1
ac941b4a6acf6f8b4413ae343bd7a54db99784c4
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SHA256
1d3e35514049084509a2ba353d233de0ef2a0c463fb68f6a0a2e142c0f013845
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SHA512
d7ed1a6b0d135bad23ba74660e5d36c25c9cc66b58f5302f24a314ab3136108e080d01e6db7e657b818ad274e092dc3aca28872d16f73231ddc6a6aa1798e979
Malware Config
Extracted
C:\Users\Admin\AppData\LocalLow\machineinfo.txt
raccoon
Signatures
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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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Deletes itself 1 IoCs
Processes:
cmd.exepid process 1852 cmd.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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Suspicious use of WriteProcessMemory 8 IoCs
Processes:
5b3c47e79b8dc2dbeb1069cd52eddfb7.execmd.exedescription pid process target process PID 1312 wrote to memory of 1852 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe cmd.exe PID 1312 wrote to memory of 1852 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe cmd.exe PID 1312 wrote to memory of 1852 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe cmd.exe PID 1312 wrote to memory of 1852 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe cmd.exe PID 1852 wrote to memory of 1792 1852 cmd.exe timeout.exe PID 1852 wrote to memory of 1792 1852 cmd.exe timeout.exe PID 1852 wrote to memory of 1792 1852 cmd.exe timeout.exe PID 1852 wrote to memory of 1792 1852 cmd.exe timeout.exe -
JavaScript code in executable 1 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll js -
Processes:
5b3c47e79b8dc2dbeb1069cd52eddfb7.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 040000000100000010000000410352dc0ff7501b16f0028eba6f45c50f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d0b000000010000001e000000440053005400200052006f006f0074002000430041002000580033000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc415608589101d00000001000000100000004558d512eecb27464920897de7b66053030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c131900000001000000100000006cf252fec3e8f20996de5d4dd9aef42420000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510 5b3c47e79b8dc2dbeb1069cd52eddfb7.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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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1792 timeout.exe -
Loads dropped DLL 8 IoCs
Processes:
5b3c47e79b8dc2dbeb1069cd52eddfb7.exepid process 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe 1312 5b3c47e79b8dc2dbeb1069cd52eddfb7.exe -
Raccoon log file 1 IoCs
Detects a log file produced by the Raccoon Stealer.
Processes:
yara_rule raccoon_log_file
Processes
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C:\Users\Admin\AppData\Local\Temp\5b3c47e79b8dc2dbeb1069cd52eddfb7.exe"C:\Users\Admin\AppData\Local\Temp\5b3c47e79b8dc2dbeb1069cd52eddfb7.exe"1⤵
- Suspicious use of WriteProcessMemory
- Modifies system certificate store
- Loads dropped DLL
PID:1312 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\5b3c47e79b8dc2dbeb1069cd52eddfb7.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:1792
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\mozglue.dll
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\msvcp140.dll
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\softokn3.dll
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\vcruntime140.dll
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\Users\Admin\AppData\LocalLow\sqlite3.dll
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memory/1792-9-0x0000000000000000-mapping.dmp
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memory/1852-8-0x0000000000000000-mapping.dmp