General
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Target
4e5eeb3466f9ff1b02cf89480335e8d746ca6ecaeb658dd43f08eed3ea877c39.bat
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Size
6.7MB
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Sample
240229-f4hreafc65
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MD5
a3508267d7a36e0823f98f3b0c8be53e
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SHA1
ad616497393aa64cc82090ff565111531f54921c
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SHA256
4e5eeb3466f9ff1b02cf89480335e8d746ca6ecaeb658dd43f08eed3ea877c39
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SHA512
a85aea224a0369eedc247fb7ec21f8f50af1dce4ee814196b23e884aa8ca4e0c5358469900eb806bcd0fc59c85a5ad9f03d93f8a3e73320a0b66264cbc4d1d7c
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SSDEEP
49152:90Gy6Q/liR7e23oSl2ZKxubTjJvrHEXzUP93pSVVNjrZD07DJZhNzU00UcBuoitX:O
Static task
static1
Behavioral task
behavioral1
Sample
4e5eeb3466f9ff1b02cf89480335e8d746ca6ecaeb658dd43f08eed3ea877c39.bat
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4e5eeb3466f9ff1b02cf89480335e8d746ca6ecaeb658dd43f08eed3ea877c39.bat
Resource
win10v2004-20240226-en
Malware Config
Extracted
remcos
RemoteHost
127.0.0.1:45671
127.0.0.1:55677
192.3.101.8:55677
192.3.101.8:45671
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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-2P1XPK
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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
Targets
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Target
4e5eeb3466f9ff1b02cf89480335e8d746ca6ecaeb658dd43f08eed3ea877c39.bat
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Size
6.7MB
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MD5
a3508267d7a36e0823f98f3b0c8be53e
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SHA1
ad616497393aa64cc82090ff565111531f54921c
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SHA256
4e5eeb3466f9ff1b02cf89480335e8d746ca6ecaeb658dd43f08eed3ea877c39
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SHA512
a85aea224a0369eedc247fb7ec21f8f50af1dce4ee814196b23e884aa8ca4e0c5358469900eb806bcd0fc59c85a5ad9f03d93f8a3e73320a0b66264cbc4d1d7c
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SSDEEP
49152:90Gy6Q/liR7e23oSl2ZKxubTjJvrHEXzUP93pSVVNjrZD07DJZhNzU00UcBuoitX:O
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
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Detects executables built or packed with MPress PE compressor
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
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Detects executables referencing many email and collaboration clients. Observed in information stealers
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ModiLoader Second Stage
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NirSoft MailPassView
Password recovery tool for various email clients
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NirSoft WebBrowserPassView
Password recovery tool for various web browsers
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Nirsoft
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Creates new service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook accounts
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Adds Run key to start application
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1