Analysis
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max time kernel
155s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2023 08:23
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20230915-en
General
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Target
tmp.exe
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Size
483KB
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MD5
45ae441754ecc9aeb5f47f65d9fd08e9
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SHA1
f1b1a89ce28fa2af60e3cdb45a5db0b5c48408dd
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SHA256
c9a4acea3bc6e439c8e8435466f4aaa91f233c3278f77c24eaa6b33e69e8f7f1
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SHA512
bc17fc3a4a8dffde3fa48c3009a19c2fccf852100f5c1061fc60695e61fddd590c77819b239d673f1592d00ab3b3e056b8d95ed550b1e15d958a0b3dff51dcd1
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SSDEEP
6144:Qu/TwNrjB5ikgxx+bdPoWYnRmCgEVAWK9goN1dFv/xpM9rsAOZZpAXNc7Gbv:Qu7wNB5iedQ1RmPEVAWONjpcs/ZpSbv
Malware Config
Signatures
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NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/732-11-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral2/memory/732-18-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral2/memory/1816-40-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4340-12-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/4340-14-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/4340-30-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/4340-50-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/2812-51-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 12 IoCs
Processes:
resource yara_rule behavioral2/memory/4340-12-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/732-11-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/4152-9-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4152-13-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4340-14-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/732-18-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/4152-19-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4340-30-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/1816-40-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/4184-44-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4340-50-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/2812-51-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
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 Microsoft Outlook accounts 1 TTPs 2 IoCs
Processes:
tmp.exetmp.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts tmp.exe Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts tmp.exe -
Suspicious use of SetThreadContext 6 IoCs
Processes:
tmp.exedescription pid process target process PID 3548 set thread context of 4340 3548 tmp.exe tmp.exe PID 3548 set thread context of 732 3548 tmp.exe tmp.exe PID 3548 set thread context of 4152 3548 tmp.exe tmp.exe PID 3548 set thread context of 2812 3548 tmp.exe tmp.exe PID 3548 set thread context of 1816 3548 tmp.exe tmp.exe PID 3548 set thread context of 4184 3548 tmp.exe tmp.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
tmp.exetmp.exetmp.exetmp.exepid process 4340 tmp.exe 4340 tmp.exe 4152 tmp.exe 4152 tmp.exe 2812 tmp.exe 2812 tmp.exe 4184 tmp.exe 4184 tmp.exe 4340 tmp.exe 4340 tmp.exe 2812 tmp.exe 2812 tmp.exe -
Suspicious behavior: MapViewOfSection 6 IoCs
Processes:
tmp.exepid process 3548 tmp.exe 3548 tmp.exe 3548 tmp.exe 3548 tmp.exe 3548 tmp.exe 3548 tmp.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
tmp.exetmp.exedescription pid process Token: SeDebugPrivilege 4152 tmp.exe Token: SeDebugPrivilege 4184 tmp.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
tmp.exepid process 3548 tmp.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
tmp.exedescription pid process target process PID 3548 wrote to memory of 4340 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4340 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4340 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 732 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 732 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 732 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4152 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4152 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4152 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 2812 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 2812 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 2812 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 1816 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 1816 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 1816 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4184 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4184 3548 tmp.exe tmp.exe PID 3548 wrote to memory of 4184 3548 tmp.exe tmp.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe /stext "C:\Users\Admin\AppData\Local\Temp\cixfosgizncvda"2⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe /stext "C:\Users\Admin\AppData\Local\Temp\nkdypkrknvuanoxaj"2⤵
- Accesses Microsoft Outlook accounts
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C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe /stext "C:\Users\Admin\AppData\Local\Temp\peqiidbdbdmepvleandmj"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe /stext "C:\Users\Admin\AppData\Local\Temp\jteamkopo"2⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe /stext "C:\Users\Admin\AppData\Local\Temp\unrsncyrciil"2⤵
- Accesses Microsoft Outlook accounts
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C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe /stext "C:\Users\Admin\AppData\Local\Temp\epwlgurkyyapoqas"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\jteamkopoFilesize
4KB
MD528cfa3f332aaea0dbc2c6b239ae55629
SHA169508ce857a1b4d2643967fa5438330fc5a919c3
SHA256f53cfdd9e5697f08e83d67f2b7436f116fa6fea044d3a7ac09e9f4257a148e85
SHA5122fdbb194c93111dc5c26df24a7e2d5a0994d05286b4541e09180a2fceb653f86cc6e7a8ed5ad1d1d461a280ab5c015aadbfb4e6c0f98aea6cb78828ffe288e54
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memory/732-11-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/732-1-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/732-18-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/732-8-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/1816-40-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/2812-51-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/3548-59-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/3548-58-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/3548-55-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/3548-60-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/3548-61-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/3548-62-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/4152-19-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/4152-13-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/4152-9-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/4152-6-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/4152-4-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/4184-43-0x0000000000430000-0x00000000004F9000-memory.dmpFilesize
804KB
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memory/4184-44-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/4340-30-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4340-50-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4340-0-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4340-14-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4340-12-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4340-7-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB