Analysis
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max time kernel
300s -
max time network
299s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
30-09-2024 20:09
General
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Target
Oficio electrónico Cancelación de contrato 30 de septiembre.exe
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Size
894KB
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MD5
1d3139ed795f03b3a2cb411c618f30da
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SHA1
c9c9297bf7bbee2b8a7f4f8b0f8d7a8ef3f9bef6
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SHA256
21aa57e39d848dc9952c63ba19d5b3a885fb207fa168c63da49ae55f36bf5780
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SHA512
fa28836a274879ff6c66c2ee97c783a4bcabb387d827c226e27441a50de6817309d115fa2dfa4fc163ef81ebd799f5670e46f90a82a47b1c644bf253927a4683
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SSDEEP
24576:btLoVsoyvLPDF5EvJtLp4yG/oJHEXnb5:
Malware Config
Extracted
remcos
ZEPTA
vuele45.con-ip.com:1836
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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
asdsadfs
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mouse_option
false
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mutex
cbbanshhd-TXKEZD
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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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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 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 1 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\Oficio electrónico Cancelación de contrato 30 de septiembre.exe"C:\Users\Admin\AppData\Local\Temp\Oficio electrónico Cancelación de contrato 30 de septiembre.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD53b144e3af4a9a2e669a717abbfe7f6e0
SHA1142e943d676ee47033f92cebafc9c9f9703ba891
SHA25682e52d176102779d191cc09481708e76b6459ea2223d2b219ddae62e0a25e515
SHA5128724e274fd4526f1a530f57e182f3cc6127784432ca70fde077077f4dc496af52b645245c0231b5c59b835893b416c0b339d51992ff1c1c39af2130168dc46d2
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Filesize
4KB
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Filesize
904KB
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Filesize
7.7MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
7.7MB
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Filesize
304KB
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Filesize
608KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
336KB
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Filesize
7.7MB
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Filesize
520KB
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Filesize
520KB