General
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Target
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe
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Size
908KB
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Sample
240509-bw866sde22
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MD5
1b8e229e83f21a946115606f54fe6b8d
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SHA1
cf230bc4206a1789858160a0f2d3a87ed14c36a9
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SHA256
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070
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SHA512
1f9911b01d8e3e177badb698819c06c490e3e376e23f40f99b995633e8b033427f2d5120c88d4f373a6fc3bb6e3ba5bbf526d6fa81097a188bf6f963e40bb0d1
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SSDEEP
24576:dzobfftwFNnnpXNihW/lZpM8fsp/vY6Jvui7Uxmt9H16OE:dcbXtANn1EhWxMW2+eUxmtV1XE
Static task
static1
Behavioral task
behavioral1
Sample
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
remcos
PAPI
64.188.26.202:1604
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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-YMJ2R9
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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
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe
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Size
908KB
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MD5
1b8e229e83f21a946115606f54fe6b8d
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SHA1
cf230bc4206a1789858160a0f2d3a87ed14c36a9
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SHA256
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070
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SHA512
1f9911b01d8e3e177badb698819c06c490e3e376e23f40f99b995633e8b033427f2d5120c88d4f373a6fc3bb6e3ba5bbf526d6fa81097a188bf6f963e40bb0d1
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SSDEEP
24576:dzobfftwFNnnpXNihW/lZpM8fsp/vY6Jvui7Uxmt9H16OE:dcbXtANn1EhWxMW2+eUxmtV1XE
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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 packed with or use KoiVM
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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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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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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1