Analysis
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max time kernel
141s -
max time network
30s -
platform
windows7_x64 -
resource
win7-20230621-en -
resource tags
arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system -
submitted
01-07-2023 07:49
Behavioral task
behavioral1
Sample
creddll.dll
Resource
win7-20230621-en
windows7-x64
8 signatures
150 seconds
General
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Target
creddll.dll
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Size
126KB
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MD5
a81511e199a9aa34da15d12c2f294b2c
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SHA1
0f9006d8f09e91bbd459b8254dd945e4fbae25d9
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SHA256
b9fa703b80c7d124148f64ae3474f1f2b01a42cd1ed6871be2bb6c9d15ecf871
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SHA512
98e56b9f4a09b423432cd9c03110109f872dedef7bb29d7bb0cc5cd8827c5f67b8385dc9ca5faa4c23ae28dd3b1c87d977bd3b4e09eeb363c6f1d245a5e59707
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SSDEEP
3072:Yx7pOYzBek+3tiINwyP7XSSJds3zhrjPcnq4Lv469:Yx7ZNh+3vwyOztPcrL
Malware Config
Signatures
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resource yara_rule behavioral1/memory/904-54-0x0000000000180000-0x00000000001A4000-memory.dmp amadey_cred_module behavioral1/memory/904-55-0x0000000000180000-0x00000000001A4000-memory.dmp amadey_cred_module -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3419557010-3639509551-242374962-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1996 904 WerFault.exe 27 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 904 rundll32.exe 904 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1716 wrote to memory of 904 1716 rundll32.exe 27 PID 1716 wrote to memory of 904 1716 rundll32.exe 27 PID 1716 wrote to memory of 904 1716 rundll32.exe 27 PID 1716 wrote to memory of 904 1716 rundll32.exe 27 PID 1716 wrote to memory of 904 1716 rundll32.exe 27 PID 1716 wrote to memory of 904 1716 rundll32.exe 27 PID 1716 wrote to memory of 904 1716 rundll32.exe 27 PID 904 wrote to memory of 1996 904 rundll32.exe 28 PID 904 wrote to memory of 1996 904 rundll32.exe 28 PID 904 wrote to memory of 1996 904 rundll32.exe 28 PID 904 wrote to memory of 1996 904 rundll32.exe 28 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3419557010-3639509551-242374962-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\creddll.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1716 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\creddll.dll,#12⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_win_path
PID:904 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 904 -s 4563⤵
- Program crash
PID:1996
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