Analysis
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max time kernel
190s -
max time network
194s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
27-11-2022 12:49
Static task
static1
Behavioral task
behavioral1
Sample
f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe
Resource
win10v2004-20221111-en
General
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Target
f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe
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Size
1.5MB
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MD5
a4163fc4c04bf451136bd8249742e18e
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SHA1
af83708587f25ef7895f8b209d86b0a5d2ba0fda
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SHA256
f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c
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SHA512
94aeaeed0c60dc22def41b2a2608abd51608c44c584ddda93712f9add96cfb6760dc9879a2dd7d09d029131448be88cb7a3fe312e12668ce377080244dfd1c17
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SSDEEP
24576:C7YshVGSTjsngyOiaYlukTfFb2ywfSRyZ+cE1d8hGpWTyc1qRWYa69MHFoy:C7Ys7NJd69TNblKKHadKW39x
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3476-141-0x0000000000400000-0x000000000063E000-memory.dmp upx behavioral2/memory/3476-142-0x0000000000400000-0x000000000063E000-memory.dmp upx behavioral2/memory/3476-143-0x0000000000400000-0x000000000063E000-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 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe" f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.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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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3476 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1120 set thread context of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe Set value (data) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DefaultCompressedRecord = c880f97f733f42d39c5a32be8dfcfa556d826836b79cd3438c5219724b1a234014291e815570a490816bbdc9c2b0805a6e64c53a631625d91968019e8df1c0c63c7212a225098c82cf2bddb4e0bbf3f3cdec1f28a9677f13098acb960ee04a061a5029902b8807 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\RecordModifiedMax = "DK9n4/eaCvWPrVfdIuQPwze+HRsjmOaK9mtpGWKIThW/0fSg/D45lTsN9P7QIZim/Q==" f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe Set value (data) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FlagsModifiedValid = 0000000000000000 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1120 wrote to memory of 3200 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 82 PID 1120 wrote to memory of 3200 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 82 PID 1120 wrote to memory of 3200 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 82 PID 1120 wrote to memory of 4960 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 83 PID 1120 wrote to memory of 4960 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 83 PID 1120 wrote to memory of 4960 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 83 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84 PID 1120 wrote to memory of 3476 1120 f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe"C:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exeC:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe2⤵PID:3200
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C:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exeC:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe2⤵PID:4960
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C:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exeC:\Users\Admin\AppData\Local\Temp\f701a5eec52ead5b00a804f3c1184ae52d594c31373d81cbe703dc781c0bf01c.exe2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Internet Explorer settings
PID:3476
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