Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
17-10-2024 06:02
General
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Target
PO OCTOBER 2024 _ PDF.exe
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Size
1.0MB
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MD5
3ac10da2561b50bc38b8c8e328850965
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SHA1
4fcd399954d96ff5ed99e1e142049441ff40e5e9
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SHA256
e3fe07f87b41a5b796c4bf9d657c482367668ea4de33fa86bf6bc75b9904357f
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SHA512
32652516c763628831e9fde805054cd706d1a32f67569f6187ea5198f580c7aecfa3d5fecb1f808e5e060837aba9bbf1cd182285e2161d8945a727cc1f54ca1b
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SSDEEP
24576:RYPWVKIQMfAmKIPHi70rXV0TP0TDAS3y7zIeYOCW/yVXiCIVl1:REW0IQYfw0dnguxW+Xi9Vn
Malware Config
Extracted
remcos
RemoteHost
162.251.122.111:2404
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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-JXEKG5
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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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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
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NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
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NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
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Loads dropped DLL 1 IoCs
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious use of SetThreadContext 4 IoCs
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious behavior: MapViewOfSection 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe"C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe"C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe"C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe" /stext "C:\Users\Admin\AppData\Local\Temp\ijcerejusxtrevgchekfpxhltpdn"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe"C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tdhosxuvgglwpbcgqpwhakbtudnomwz"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe"C:\Users\Admin\AppData\Local\Temp\PO OCTOBER 2024 _ PDF.exe" /stext "C:\Users\Admin\AppData\Local\Temp\vfuhtpepcoejrpqshzjilowkdkexfhqmhb"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD58c0ad1f264856125c999c96e531d0c12
SHA1f16c47d11f1587634728862e21d8e7bb1283522f
SHA256212cd078941a5ced067c6512f50ee05840051f703fb219066664b52f3a02d817
SHA5120bb89c269e0457871e2628758364fc8300bbdd999d0dd820ff6fb756d34789c3630c1e4b744418672744cc65bde0506d34a57c4c00b37b0d04cf03c924a5990f
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Filesize
4KB
MD516dfb23eaa7972c59c36fcbc0946093b
SHA11e9e3ff83a05131575f67e202d352709205f20f8
SHA25636c49c94327c8cadcad4c0d2b3a8f5162fc7bb86624923484476c5f7b960bc4c
SHA512a8b38b5e7bf886b78c5c7f01234b44647a252d4dfbcc06c99b863f8e160e3cfc151b2a83b8b49e09d13e8547419467da4bffbb8dee5fc6740032eb7c839d89dc
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Filesize
11KB
MD5fc90dfb694d0e17b013d6f818bce41b0
SHA13243969886d640af3bfa442728b9f0dff9d5f5b0
SHA2567fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6
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Filesize
480KB
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Filesize
480KB
-
Filesize
480KB
-
Filesize
480KB
-
Filesize
480KB
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Filesize
144KB
-
Filesize
144KB
-
Filesize
144KB
-
Filesize
144KB
-
Filesize
392KB
-
Filesize
392KB
-
Filesize
392KB
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Filesize
392KB
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Filesize
392KB
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Filesize
21.1MB
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Filesize
18.3MB
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Filesize
18.3MB
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Filesize
4KB
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Filesize
4KB
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Filesize
21.1MB
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Filesize
18.3MB
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Filesize
18.3MB
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Filesize
18.3MB
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Filesize
100KB
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Filesize
100KB
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Filesize
100KB
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Filesize
18.3MB
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Filesize
18.3MB
-
Filesize
18.3MB
-
Filesize
18.3MB
-
Filesize
18.3MB
-
Filesize
18.3MB
-
Filesize
18.3MB
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Filesize
1.1MB
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Filesize
18.3MB
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Filesize
18.3MB
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Filesize
21.1MB
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Filesize
1.1MB
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Filesize
4KB
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Filesize
21.1MB