General
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Target
f652bc01dbf92b470782f3be94b4597d47dace5c2fc32750d0c145fa3cffe7f6
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Size
18.1MB
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Sample
240902-k536ysxgmh
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MD5
76847e889a4f08d12ab8f8c793e31b07
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SHA1
d8723e677ba39d07a261fecac64eede880ed8812
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SHA256
f652bc01dbf92b470782f3be94b4597d47dace5c2fc32750d0c145fa3cffe7f6
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SHA512
4ced1fb9284c3a0b6ecf4c67f91c50ced3b89ffbcb45935d9bdaee6a18dc34ce06602b03596bd68c84b3047bdd64e58ea45b0da94f4a80a15aef927909dee20d
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SSDEEP
393216:zpHnu9zuNQw1fPpzTp0TeX0C8CwdQklwxREDZKqBw6kCjPk8nZ:zF4aV1Htw80+2lyrEDZK1CY8Z
Static task
static1
Behavioral task
behavioral1
Sample
b264d23c08e569cfb116398ba9b68da55c929a0450795a1194c296cc307b4d65.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b264d23c08e569cfb116398ba9b68da55c929a0450795a1194c296cc307b4d65.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
remcos
Rain
nzobaku.ddns.net:8081
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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-OVTDA2
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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
b264d23c08e569cfb116398ba9b68da55c929a0450795a1194c296cc307b4d65.exe
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Size
18.5MB
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MD5
1edf285969ddea6233f47882315193c0
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SHA1
a7f25cf4a08b478e0b046a4013ce73cd0edaeba6
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SHA256
b264d23c08e569cfb116398ba9b68da55c929a0450795a1194c296cc307b4d65
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SHA512
3315d921e8089a6b4d8f2bf26b3335a1dbd8151f2545e2d4790026e4d33d7a2a2d88f791e94cb1f3662e1a3a57079f3eb4960ffcdbd4e99b29672653487d8b8a
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SSDEEP
393216:+nfbWnfb7nfbanfbonfbJnfbJnfb9nfb+nfbwnfbWnfb:+ninfnWnknVntnhnincnKn
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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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Adds Run key to start application
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1