Analysis
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max time kernel
49s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 07:19
Static task
static1
Behavioral task
behavioral1
Sample
2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe
Resource
win10v2004-20220901-en
General
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Target
2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe
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Size
121KB
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MD5
45821e7e43389e1c4ac8d2e8faab64f1
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SHA1
558979cf28f030cb37df957df7a6a80a150a8ed0
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SHA256
2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624
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SHA512
420a7cca7a65cec9463f9407bdc441c4861ecb18f9f15fcd34a719723b7d042a1887b4a91b54702b4cd4cf759bb88d3d3e80a920a9bee2013f22078b9a0c0da8
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SSDEEP
3072:SrbtjvNoRp9+5IsisgG3G6cPUHE2ZJR+FBSnX2XcU:SrR1oxsirkNcyEID+7SnX2
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1720-56-0x0000000000400000-0x0000000000430000-memory.dmp upx behavioral1/memory/944-61-0x0000000000400000-0x0000000000430000-memory.dmp upx behavioral1/memory/1720-63-0x0000000000400000-0x0000000000430000-memory.dmp upx behavioral1/memory/1768-68-0x0000000000400000-0x0000000000430000-memory.dmp upx -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchost.exe" 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1720 wrote to memory of 944 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 27 PID 1720 wrote to memory of 944 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 27 PID 1720 wrote to memory of 944 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 27 PID 1720 wrote to memory of 944 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 27 PID 1720 wrote to memory of 1768 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 29 PID 1720 wrote to memory of 1768 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 29 PID 1720 wrote to memory of 1768 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 29 PID 1720 wrote to memory of 1768 1720 2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe"C:\Users\Admin\AppData\Local\Temp\2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Users\Admin\AppData\Local\Temp\2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exeC:\Users\Admin\AppData\Local\Temp\2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe startC:\Users\Admin\AppData\Roaming\Microsoft\Windows\shell.exe%C:\Users\Admin\AppData\Roaming\Microsoft\Windows2⤵PID:944
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C:\Users\Admin\AppData\Local\Temp\2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exeC:\Users\Admin\AppData\Local\Temp\2fc13a3e6f2142a7cdb9ce9f679c71d9ead710fb72473fc4123da8a5ac2be624.exe startC:\Users\Admin\AppData\Local\Temp\dwm.exe%C:\Users\Admin\AppData\Local\Temp2⤵PID:1768
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