Analysis
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max time kernel
7s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2023 20:05
Static task
static1
Behavioral task
behavioral1
Sample
f4a727a2f17b57b2595324c3417a8098.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
f4a727a2f17b57b2595324c3417a8098.exe
Resource
win10v2004-20231222-en
General
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Target
f4a727a2f17b57b2595324c3417a8098.exe
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Size
1.7MB
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MD5
f4a727a2f17b57b2595324c3417a8098
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SHA1
84e0b86f87c1859950ecc14dfd362b4776f6ce7e
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SHA256
baabcaab44f18457de9e2c0fb12c7191da6661d3c3f04439c972845870195cb9
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SHA512
b648db2e85b94590386be68a5f9a32d6a8fa06f3fde37ceeeade7e5d3f1424055d4fa62a69bd984128a8f896c1b05ee58724c391bccfce8f517ed0a426cb5144
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SSDEEP
49152:jtqZt+8WcOxXLyv7DyX2sugIuR0+Jfkg:j0Zt+yOxXLyv7DygOFdkg
Malware Config
Extracted
blackguard
https://api.telegram.org/bot1884637411:AAF-rJTB6AdEZjSla1g0hzeCLDs8bt6YKsI/sendMessage?chat_id=1050934663
Signatures
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BlackGuard
Infostealer first seen in Late 2021.
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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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 freegeoip.app 15 freegeoip.app -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
f4a727a2f17b57b2595324c3417a8098.exepid process 3192 f4a727a2f17b57b2595324c3417a8098.exe 3192 f4a727a2f17b57b2595324c3417a8098.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
f4a727a2f17b57b2595324c3417a8098.exepid process 3192 f4a727a2f17b57b2595324c3417a8098.exe 3192 f4a727a2f17b57b2595324c3417a8098.exe 3192 f4a727a2f17b57b2595324c3417a8098.exe 3192 f4a727a2f17b57b2595324c3417a8098.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
f4a727a2f17b57b2595324c3417a8098.exedescription pid process Token: SeDebugPrivilege 3192 f4a727a2f17b57b2595324c3417a8098.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
f4a727a2f17b57b2595324c3417a8098.exepid process 3192 f4a727a2f17b57b2595324c3417a8098.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f4a727a2f17b57b2595324c3417a8098.exe"C:\Users\Admin\AppData\Local\Temp\f4a727a2f17b57b2595324c3417a8098.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3192