Analysis
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max time kernel
61s -
max time network
110s -
platform
windows10_x64 -
resource
win10 -
submitted
24-07-2020 08:37
Static task
static1
Behavioral task
behavioral1
Sample
64ce610dfe0cca7b01209dd6f3ffde0b.exe
Resource
win7v200722
Behavioral task
behavioral2
Sample
64ce610dfe0cca7b01209dd6f3ffde0b.exe
Resource
win10
General
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Target
64ce610dfe0cca7b01209dd6f3ffde0b.exe
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Size
1.2MB
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MD5
64ce610dfe0cca7b01209dd6f3ffde0b
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SHA1
64b3feb07597ef9e189a3bc648a0a87efc1b9ccc
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SHA256
f29dabfd340204d4b03710cb62064d2048d640b2261281dbacd3db32ac7db81f
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SHA512
b77aab4f420603ad227217a87da5fc056c8cc61f338576cc01ea895c1340bf86780e1d549922944451e9e1f9df153dc5102d738bc7cb039d9f5a8c7c9b352b96
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 -
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 3484 timeout.exe -
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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Loads dropped DLL 8 IoCs
Processes:
64ce610dfe0cca7b01209dd6f3ffde0b.exepid process 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe 3020 64ce610dfe0cca7b01209dd6f3ffde0b.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 6 IoCs
Processes:
64ce610dfe0cca7b01209dd6f3ffde0b.execmd.exedescription pid process target process PID 3020 wrote to memory of 752 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe cmd.exe PID 3020 wrote to memory of 752 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe cmd.exe PID 3020 wrote to memory of 752 3020 64ce610dfe0cca7b01209dd6f3ffde0b.exe cmd.exe PID 752 wrote to memory of 3484 752 cmd.exe timeout.exe PID 752 wrote to memory of 3484 752 cmd.exe timeout.exe PID 752 wrote to memory of 3484 752 cmd.exe timeout.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.
Processes
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C:\Users\Admin\AppData\Local\Temp\64ce610dfe0cca7b01209dd6f3ffde0b.exe"C:\Users\Admin\AppData\Local\Temp\64ce610dfe0cca7b01209dd6f3ffde0b.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\64ce610dfe0cca7b01209dd6f3ffde0b.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:752 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:3484
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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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\freebl3.dll
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\Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\mozglue.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\softokn3.dll
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\Users\Admin\AppData\LocalLow\sqlite3.dll
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memory/752-8-0x0000000000000000-mapping.dmp
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memory/3484-9-0x0000000000000000-mapping.dmp