Analysis
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max time kernel
134s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2022 04:38
Behavioral task
behavioral1
Sample
cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe
Resource
win10v2004-20220812-en
General
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Target
cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe
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Size
1021KB
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MD5
3e4ca6a3cca067661b7b61a9c2ec845a
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SHA1
e80e816698ce5393c2456ca84a2cc6d0477cba62
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SHA256
cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403
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SHA512
ce731c70e79d6171ae01c4538e735f0cd1a3a6126dad77bb70514f227ef9f6ec6517a98fc8728d0ce72e77df74312764f56c6d4313eee103f3ad0f695a1c59df
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SSDEEP
24576:VI2Q4saclFkm9uUOcl9mpx/m/eDHmI0/zdC5vopcK21jo:Gb4ClFkmYUw3/RDfqC5vZU
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2352-138-0x0000000000400000-0x0000000000410000-memory.dmp upx behavioral2/memory/2952-141-0x0000000000400000-0x0000000000645000-memory.dmp upx behavioral2/memory/2952-142-0x0000000000400000-0x0000000000645000-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 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe" cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.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 SetThreadContext 1 IoCs
description pid Process procid_target PID 2352 set thread context of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 -
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FlagsModifiedValid = 0000000000000000 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe Set value (data) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DefaultCompressedRecord = c880f97f730e2b87341cc729791831a450cd7857b05c7073faaa70741d32efc961bc95bf1b17a5a0caa6f79c62cc0aa6d4c9d5136c2eb47a8472863edea21ee3ed8ae66936c6878aeb3394a64f6b28790998c2ed07677f77c365ca76fdcb036961bc26b31475f9 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\RecordModifiedMax = "DMVBZqQPFxmDnWpI5U4G0PNKJ/twMuEcXAy/XMsZah1sIj6zOSSgJajmiqG1JWAf/g==" cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2352 wrote to memory of 2256 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 81 PID 2352 wrote to memory of 2256 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 81 PID 2352 wrote to memory of 2256 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 81 PID 2352 wrote to memory of 3456 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 83 PID 2352 wrote to memory of 3456 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 83 PID 2352 wrote to memory of 3456 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 83 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82 PID 2352 wrote to memory of 2952 2352 cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe"C:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exeC:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe2⤵PID:2256
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C:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exeC:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe2⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
PID:2952
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C:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exeC:\Users\Admin\AppData\Local\Temp\cc045b5fb2303b15282f49da151fc7bc7835b058e2b42e804c4468cf58f57403.exe2⤵PID:3456
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