Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
19/10/2022, 16:54
Behavioral task
behavioral1
Sample
2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe
Resource
win10v2004-20220901-en
General
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Target
2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe
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Size
1021KB
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MD5
90be22d0866632511a09ab7fdb2ada53
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SHA1
3e984433279cc03552fd2eacb532974be7612868
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SHA256
2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908
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SHA512
b3d4d085643231108dd91695645a3f0e16a4359f73bc621fccac9a239232dc525348320f991bce1ec7555a034d9e826530ca998a95ff97043370602e2267225a
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SSDEEP
24576:Ab0tpfPtD/4YAQUHXdS3iFc6CE53K3UozxIdLHU/rZ1:A6T4Qqwscn6KkGGL0/rZ1
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2536-132-0x0000000000400000-0x0000000000410000-memory.dmp upx behavioral2/memory/2536-133-0x0000000000400000-0x0000000000402000-memory.dmp upx behavioral2/memory/2536-140-0x0000000000400000-0x0000000000410000-memory.dmp upx behavioral2/memory/4168-143-0x0000000000400000-0x0000000000646000-memory.dmp upx behavioral2/memory/4168-144-0x0000000000400000-0x0000000000646000-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 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe" 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.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 2536 set thread context of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DefaultCompressedRecord = c880f97f73b1e493f3be818bd9894b5c6801a3a292d5bef96f66a98f0e31ba902a048c565f19c45fabb00694b36200bb90fee11c70823202852730bd6a6b848fc6bae7eb5e1b34d9dc7e8cffa3ec11fe781933c32d677f774917af78f5c12d6ec97169c6dfd42e 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\RecordModifiedMax = "DDNHK0ylGkT1FaqojF7OF+1ukrX0aWfHrlZygUPSqAQCDsZ8yM5Q2dKcqfOze7LVpA==" 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FlagsModifiedValid = 0000000000000000 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2536 wrote to memory of 4936 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 83 PID 2536 wrote to memory of 4936 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 83 PID 2536 wrote to memory of 4936 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 83 PID 2536 wrote to memory of 4972 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 84 PID 2536 wrote to memory of 4972 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 84 PID 2536 wrote to memory of 4972 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 84 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85 PID 2536 wrote to memory of 4168 2536 2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe"C:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exeC:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe2⤵PID:4936
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C:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exeC:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe2⤵PID:4972
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C:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exeC:\Users\Admin\AppData\Local\Temp\2c597e6d0bdb765b48beb0eff491df36230df7e3db6ee823de334c865a5a9908.exe2⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
PID:4168
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