Analysis
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max time kernel
148s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28-04-2024 09:16
Static task
static1
Behavioral task
behavioral1
Sample
873fb22d93c231e49477c051c6438c28.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
873fb22d93c231e49477c051c6438c28.exe
Resource
win10v2004-20240226-en
General
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Target
873fb22d93c231e49477c051c6438c28.exe
-
Size
1.3MB
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MD5
873fb22d93c231e49477c051c6438c28
-
SHA1
ff18a1f60a255d63bd2a6f7e927bf7341bb1bb02
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SHA256
13a780d9b9243d3fea7a8f28655b9c3cc752e39fa7ade991ef73e4f89e7b6c26
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SHA512
9955adf3bd77ec8e79e2171a0e7f8e6ba98e4f910641a8ee56f278d66832cd00312c1c765fffbf8956fca46604a31f6942f8b51eabcc3146b4fd5a2217f943f7
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SSDEEP
24576:kaXk+nGvZEePw/+xKgVV3PgirOpaGL5i9AO/JV8m0R:r/GjZBFP1Gk/8b
Malware Config
Extracted
remcos
RemoteHost
64.188.22.11:2404
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-10FYXY
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/920-45-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral1/memory/920-42-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral1/memory/920-56-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/764-43-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/764-44-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/764-54-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
Processes:
resource yara_rule behavioral1/memory/764-43-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/584-49-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/920-45-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral1/memory/920-42-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral1/memory/764-44-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/764-54-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/920-56-0x0000000000400000-0x0000000000457000-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
Processes:
873fb22d93c231e49477c051c6438c28.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 873fb22d93c231e49477c051c6438c28.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
873fb22d93c231e49477c051c6438c28.exe873fb22d93c231e49477c051c6438c28.exedescription pid process target process PID 2004 set thread context of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 set thread context of 764 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 set thread context of 920 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 set thread context of 584 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
873fb22d93c231e49477c051c6438c28.exepid process 764 873fb22d93c231e49477c051c6438c28.exe 764 873fb22d93c231e49477c051c6438c28.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
873fb22d93c231e49477c051c6438c28.exepid process 2840 873fb22d93c231e49477c051c6438c28.exe 2840 873fb22d93c231e49477c051c6438c28.exe 2840 873fb22d93c231e49477c051c6438c28.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
873fb22d93c231e49477c051c6438c28.exedescription pid process Token: SeDebugPrivilege 584 873fb22d93c231e49477c051c6438c28.exe -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
873fb22d93c231e49477c051c6438c28.exe873fb22d93c231e49477c051c6438c28.exedescription pid process target process PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2004 wrote to memory of 2840 2004 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 764 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 764 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 764 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 764 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 764 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 920 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 920 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 920 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 920 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 920 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 584 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 584 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 584 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 584 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe PID 2840 wrote to memory of 584 2840 873fb22d93c231e49477c051c6438c28.exe 873fb22d93c231e49477c051c6438c28.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exe"C:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exe"C:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exeC:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exe /stext "C:\Users\Admin\AppData\Local\Temp\aedsidhzfoifuxq"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exeC:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exe /stext "C:\Users\Admin\AppData\Local\Temp\kgilbwrasxakedmuvbm"3⤵
- Accesses Microsoft Outlook accounts
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C:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exeC:\Users\Admin\AppData\Local\Temp\873fb22d93c231e49477c051c6438c28.exe /stext "C:\Users\Admin\AppData\Local\Temp\nanvcocugfsphrayflzxpa"3⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\aedsidhzfoifuxqFilesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/584-48-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/584-49-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/584-47-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/584-46-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/764-34-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/764-43-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/764-39-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/764-44-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/764-54-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/920-45-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/920-41-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/920-38-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/920-42-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/920-56-0x0000000000400000-0x0000000000457000-memory.dmpFilesize
348KB
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memory/2004-7-0x0000000074700000-0x0000000074DEE000-memory.dmpFilesize
6.9MB
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memory/2004-22-0x0000000074700000-0x0000000074DEE000-memory.dmpFilesize
6.9MB
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memory/2004-0-0x0000000000D90000-0x0000000000ED8000-memory.dmpFilesize
1.3MB
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memory/2004-8-0x0000000004650000-0x0000000004690000-memory.dmpFilesize
256KB
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memory/2004-6-0x00000000078B0000-0x0000000007996000-memory.dmpFilesize
920KB
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memory/2004-5-0x00000000003C0000-0x00000000003D4000-memory.dmpFilesize
80KB
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memory/2004-4-0x0000000000370000-0x000000000037E000-memory.dmpFilesize
56KB
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memory/2004-3-0x0000000000410000-0x0000000000428000-memory.dmpFilesize
96KB
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memory/2004-2-0x0000000004650000-0x0000000004690000-memory.dmpFilesize
256KB
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memory/2004-1-0x0000000074700000-0x0000000074DEE000-memory.dmpFilesize
6.9MB
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memory/2840-23-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-19-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/2840-29-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-31-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-27-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-26-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-10-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/2840-25-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-11-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-12-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-13-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-15-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-16-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-21-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-24-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-28-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-14-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/2840-9-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-57-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
-
memory/2840-60-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
-
memory/2840-61-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
-
memory/2840-62-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-63-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-64-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-65-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-66-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-67-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/2840-68-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/2840-69-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB