Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 04:23
Static task
static1
Behavioral task
behavioral1
Sample
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe
Resource
win10v2004-20240508-en
General
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Target
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe
-
Size
6.1MB
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MD5
4f3ab78173728f3a0ee83cfedf9f584f
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SHA1
9b85f357aa0b3995ea5856c55b46e0e37cb43013
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SHA256
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd
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SHA512
32b8ecbfe4fc80c1e1d2007e6926c79b96d86cbfc8d5323035a31a9705bd7a370358592ee5a728119468b42d3145c6d205890736d677b1df779cfc64fd1ff727
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SSDEEP
49152:iDDFVHcYex2EIjwg5mSw9EOl3jQ2i5W0OJ6HH0Hk1qZejTg8TX7blVZgqjEBamN8:iP/LEiLMQ2t0OJ6Jq6kmRndqamRrr7K
Malware Config
Extracted
remcos
FENIX
abril04.con-ip.com:7770
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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-MG1REZ
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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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Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 19 IoCs
Processes:
resource yara_rule behavioral2/memory/3936-4-0x0000000000400000-0x0000000000A4A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-7-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/3936-14-0x0000000000400000-0x0000000000A4A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-15-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-13-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-10-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-9-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-21-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-22-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-27-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-28-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-33-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-35-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-40-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-41-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-46-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-47-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-53-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1652-54-0x0000000000A50000-0x0000000000AD2000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SpyPro = "C:\\Users\\Admin\\Documents\\ChromeUpdate\\schost.exe" e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exepid process 3936 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exepid process 1652 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exedescription pid process target process PID 3936 wrote to memory of 1652 3936 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe PID 3936 wrote to memory of 1652 3936 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe PID 3936 wrote to memory of 1652 3936 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe PID 3936 wrote to memory of 1652 3936 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe PID 3936 wrote to memory of 1652 3936 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe PID 3936 wrote to memory of 1652 3936 e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe"C:\Users\Admin\AppData\Local\Temp\e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe"1⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe"C:\Users\Admin\AppData\Local\Temp\e0075402df87a8e617cc1a5ae341d864a910a4a25fa133b7a7254c4193e81dcd.exe"2⤵
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\ProgramData\remcos\logs.datFilesize
144B
MD542f7e108ca1ef38dd9f9b4e11e07e356
SHA1a3275476564094452a625cc40c497391bbedb53f
SHA256e15243399b2fffc85f3097a4cb4ef3d38aecdd9ef0553cd83792e2b225633a5b
SHA5125ffa842a2fe5522a1090510fde0ae45e802203405c3410b12a76606114d04d9f64849bb3bb29a3f75b5da471c3f231c85e34b9996d6c59b8a035b9aa25afcdd2
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memory/1652-16-0x0000000000400000-0x0000000000A4A000-memory.dmpFilesize
6.3MB
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memory/1652-40-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-21-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-54-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-22-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-7-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-53-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-47-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-13-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-10-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-9-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-46-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-41-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-5-0x00000000001D0000-0x00000000001D1000-memory.dmpFilesize
4KB
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memory/1652-15-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-27-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-28-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-33-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/1652-35-0x0000000000A50000-0x0000000000AD2000-memory.dmpFilesize
520KB
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memory/3936-2-0x000000000040C000-0x0000000000425000-memory.dmpFilesize
100KB
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memory/3936-1-0x0000000000400000-0x0000000000A4A000-memory.dmpFilesize
6.3MB
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memory/3936-0-0x0000000000400000-0x0000000000A4A000-memory.dmpFilesize
6.3MB
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memory/3936-3-0x0000000000400000-0x0000000000A4A000-memory.dmpFilesize
6.3MB
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memory/3936-14-0x0000000000400000-0x0000000000A4A000-memory.dmpFilesize
6.3MB
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memory/3936-4-0x0000000000400000-0x0000000000A4A000-memory.dmpFilesize
6.3MB