Analysis
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max time kernel
74s -
max time network
125s -
platform
windows10_x64 -
resource
win10 -
submitted
31-07-2020 10:20
Static task
static1
Behavioral task
behavioral1
Sample
0a3446edafe9dcde7e03f0a3ccc9ea10.exe
Resource
win7
Behavioral task
behavioral2
Sample
0a3446edafe9dcde7e03f0a3ccc9ea10.exe
Resource
win10
General
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Target
0a3446edafe9dcde7e03f0a3ccc9ea10.exe
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Size
827KB
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MD5
0a3446edafe9dcde7e03f0a3ccc9ea10
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SHA1
05b6d68e2ccee2ab13386e842660323770808e00
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SHA256
d8b4f035a0bfea78b46dcb6c904fa4ca84d7f758d2d5c749182e36d9f352a6b1
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SHA512
73ae1e0e301df53796f8228bf9502abe089d5365b3a2538e525ac576788838fa68e0c0e54f2f1a3b6c6cd00b93e1fa971f17a50abcc43ba22c4df98c3eea2730
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 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 6 IoCs
Processes:
0a3446edafe9dcde7e03f0a3ccc9ea10.execmd.exedescription pid process target process PID 3788 wrote to memory of 3340 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe cmd.exe PID 3788 wrote to memory of 3340 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe cmd.exe PID 3788 wrote to memory of 3340 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe cmd.exe PID 3340 wrote to memory of 3572 3340 cmd.exe timeout.exe PID 3340 wrote to memory of 3572 3340 cmd.exe timeout.exe PID 3340 wrote to memory of 3572 3340 cmd.exe timeout.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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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 3572 timeout.exe -
Loads dropped DLL 8 IoCs
Processes:
0a3446edafe9dcde7e03f0a3ccc9ea10.exepid process 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.exe 3788 0a3446edafe9dcde7e03f0a3ccc9ea10.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\0a3446edafe9dcde7e03f0a3ccc9ea10.exe"C:\Users\Admin\AppData\Local\Temp\0a3446edafe9dcde7e03f0a3ccc9ea10.exe"1⤵
- Suspicious use of WriteProcessMemory
- Loads dropped DLL
PID:3788 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\0a3446edafe9dcde7e03f0a3ccc9ea10.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3340 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:3572