Analysis
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max time kernel
94s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
15-11-2024 03:46
General
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Target
OrderBJ 02 - JUNMA016118313306,pdf.exe
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Size
3.4MB
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MD5
2a3fffe85434fb8cc6a49f3778fc018e
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SHA1
fc02539e02aeead5dcb46748c8ba92972b2ebbe4
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SHA256
a62483d750894703fef38a93f05ed625a25aba89fe80f79318d1193b39cdc198
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SHA512
89e8dda82c126f4a5b05c40bcd7cbbbd961c03822aaf4cef09d8a66b02973bb8d0340ffee64ed4aeb18b113cdf4f1aba7464dd290d02edadbd94dea3408496f0
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SSDEEP
12288:bezvK8hN5Ei531csIOMRn0ubNDLGgzfRRig8Bl7b76bwpXdcHe+8RpqZUJ9AR:bGS8hwi5RIN0ubJSgOPlUz8RIs9AR
Malware Config
Extracted
remcos
WEgood
198.46.178.152:2025
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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-BQ3GSA
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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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Remcos
Remcos is a closed-source remote control and surveillance software.
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Remcos family
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UAC bypass 3 TTPs 1 IoCs
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Windows security bypass 2 TTPs 2 IoCs
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Windows security modification 2 TTPs 3 IoCs
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Checks whether UAC is enabled 1 TTPs 2 IoCs
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Suspicious use of SetThreadContext 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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Program crash 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
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System policy modification 1 TTPs 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\OrderBJ 02 - JUNMA016118313306,pdf.exe"C:\Users\Admin\AppData\Local\Temp\OrderBJ 02 - JUNMA016118313306,pdf.exe"1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\OrderBJ 02 - JUNMA016118313306,pdf.exe" -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"2⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1148 -s 123⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1148 -ip 11481⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
508KB
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Filesize
136KB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
8KB
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Filesize
32KB
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Filesize
10.8MB
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Filesize
832KB
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Filesize
10.8MB