Analysis
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max time kernel
124s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2022 10:44
Static task
static1
Behavioral task
behavioral1
Sample
fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe
Resource
win10v2004-20220901-en
General
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Target
fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe
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Size
168KB
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MD5
486a4a703fe9733a4f02daa9dc28a7ec
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SHA1
25db9e546d07e2b5f40554cd25400c9210d67133
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SHA256
fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389
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SHA512
a27d523dfd873fcdc9a4402f1d01ca879922f8d95fff2c3d2ccdb3e540cf7cfc15212ec4807dc0da987e707a66566e90e49c181f4750a4dd893315885b061de7
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SSDEEP
3072:E1uN9xw7rMv4921HIZp21l2cWOEXyHP2p/LJpgmigZB247vjXLZktwW:RmcQ92lKpCeOEVpznTt7vT
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\EE4FA\\7A819.exe" fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe -
resource yara_rule behavioral2/memory/4316-134-0x0000000000400000-0x0000000000490000-memory.dmp upx behavioral2/memory/3124-137-0x0000000000400000-0x0000000000490000-memory.dmp upx behavioral2/memory/4316-139-0x0000000000400000-0x0000000000490000-memory.dmp upx behavioral2/memory/1784-142-0x0000000000400000-0x0000000000490000-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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Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4316 wrote to memory of 3124 4316 fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe 81 PID 4316 wrote to memory of 3124 4316 fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe 81 PID 4316 wrote to memory of 3124 4316 fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe 81 PID 4316 wrote to memory of 1784 4316 fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe 82 PID 4316 wrote to memory of 1784 4316 fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe 82 PID 4316 wrote to memory of 1784 4316 fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe"C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe"1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exeC:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe startC:\Program Files (x86)\LP\195E\044.exe%C:\Program Files (x86)\LP\195E2⤵PID:3124
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C:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exeC:\Users\Admin\AppData\Local\Temp\fa9636517c6ed781cb65e19702d7cddc102edc982207612dd64fc7adeb24e389.exe startC:\Program Files (x86)\FA457\lvvm.exe%C:\Program Files (x86)\FA4572⤵PID:1784
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