Analysis
- max time kernel
148s - max time network
133s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
14/02/2024, 21:57
Behavioral task
behavioral1
Sample
1988-101-0x0000000000400000-0x0000000001400000-memory.exe
Resource
win7-20231129-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
1988-101-0x0000000000400000-0x0000000001400000-memory.exe
Resource
win10v2004-20231215-en
11 signatures
150 seconds
General
- Target 1988-101-0x0000000000400000-0x0000000001400000-memory.exe
- Size 16.0MB
- Sample240214-1tyebsbe2v
- SHA256 27ecefbb17afd34e9595b7ce830c80b251daade80f8aa1b6136d326e40992fb0
- MD5 96dfb8b320bbe8d9895acfaf5aab908a
- SHA1 2aef618131e2a24dea6f1ff6d845feaca692239e
- SHA512 d77ca7949b1599ede0b7e715e86d3043121f5fdc41451860380440ac1503a4cd2b149bb00745f71046812b74240e81c95dc1cc0ba91a09014799aa62b9ccbe09
- SSDEEP 49152:EAQuyZwAQuyZv+SIJsL0TOrnvQhZqmJb:E7uz7uBKIiroH
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/4756-9-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral2/memory/4756-18-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView - NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/4980-12-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/4980-24-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView - Nirsoft 7 IoCs
resource yara_rule behavioral2/memory/4756-9-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/4980-12-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/2536-13-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4756-18-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/2536-22-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2536-19-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4980-24-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 1988-101-0x0000000000400000-0x0000000001400000-memory.exe - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 400 set thread context of 4980 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 85 PID 400 set thread context of 4756 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 86 PID 400 set thread context of 2536 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 87 - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4980 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 4980 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 2536 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 2536 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 4980 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 4980 1988-101-0x0000000000400000-0x0000000001400000-memory.exe - Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2536 1988-101-0x0000000000400000-0x0000000001400000-memory.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 400 wrote to memory of 4980 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 85 PID 400 wrote to memory of 4980 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 85 PID 400 wrote to memory of 4980 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 85 PID 400 wrote to memory of 4756 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 86 PID 400 wrote to memory of 4756 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 86 PID 400 wrote to memory of 4756 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 86 PID 400 wrote to memory of 2536 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 87 PID 400 wrote to memory of 2536 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 87 PID 400 wrote to memory of 2536 400 1988-101-0x0000000000400000-0x0000000001400000-memory.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exe"C:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:400 -
C:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exeC:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exe /stext "C:\Users\Admin\AppData\Local\Temp\bcbazgabgyuxngtyllgmcfdtjdnnclpwm"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4980
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C:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exeC:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exe /stext "C:\Users\Admin\AppData\Local\Temp\mwgta"2⤵
- Accesses Microsoft Outlook accounts
PID:4756
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C:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exeC:\Users\Admin\AppData\Local\Temp\1988-101-0x0000000000400000-0x0000000001400000-memory.exe /stext "C:\Users\Admin\AppData\Local\Temp\oqlmarwx"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\ProgramData\remcos\logs.dat
- Size 144B
- SHA256 4bb9c74c72b16b7eaf602f7f9e003f73116c73182336ce77afe31c32b79e3a41
- MD5 e2efcc177ecda37d24efcf362e5b2e4e
- SHA1 62a2b98a388b5fa46934bec95c8acf5b89676136
- SHA512 01f0aea7c70963014d4d4be4fff94f1c00dfb4a2bc9825b17ddbb64605868783246d7a8f3b27bc4d35197937eacb863aff1dc1e761c607e8e98a1059ef01801b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\bcbazgabgyuxngtyllgmcfdtjdnnclpwm
- Size 4KB
- SHA256 98e7ebb0441c43ba079892f7fd1e9c1360d9d0e6d37575e452944fa0b08638d4
- MD5 636c8230de66506aa2bdb3deee259503
- SHA1 244299ce9ed66e9bed0c458c28fa3c417eeabdee
- SHA512 fb5756dc8c9726be7b7629230ca5cf12c59f7d01225b9b73f08953bd02087bef10e1d2cdb6ed717776d683bd5ce523a069a6ab081992839a238056d57fc4eb6e
- SSDEEP 48:wvvv0NExfvvcNExfdvv0NExBvv0NExakvv0NE7:mv3xv/p1v3Pv3bv37
- MD5 SHA1 SHA512 SSDEEP