General
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Target
6046803acf690fbb6e646be03c4a59201fe1a96b8791dd4bf8d2bc4c7eeb7d32.zip
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Size
893KB
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Sample
240905-teq85svdla
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MD5
5d6be502f725e4cea0b8f23781a8f076
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SHA1
10cb18c945183e8bda2e98e1db0d77d8d36147da
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SHA256
29debf2f71c08a96261b8fafff530307c26043af570fa5f3302da872e7f560b6
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SHA512
bb71c29b7f9e9933019b7f1ae622d307c6e6472b64237cded6ea901e97857ff8deb4ac42ac441269c21da20dd498c53febc48e23925f39d3f589121d09697a1f
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SSDEEP
24576:2nAH2Yrsu3TC/1h7+/LEkyQ7CTBfFPbHmrvgppF2HQE:2nAJswTG1d+BCTBN8YpP2wE
Static task
static1
Behavioral task
behavioral1
Sample
6046803acf690fbb6e646be03c4a59201fe1a96b8791dd4bf8d2bc4c7eeb7d32.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
remcos
RemoteHost
103.161.133.245:9898
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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-LN5NIY
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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
Extracted
modiloader
https://drive.google.com/u/0/uc?id=1TcSctGVBajYMA7CFDc158wpvqkpxmkhJ&export=download
Targets
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Target
6046803acf690fbb6e646be03c4a59201fe1a96b8791dd4bf8d2bc4c7eeb7d32.exe
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Size
971KB
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MD5
212068494b9a5e0238568a842da660da
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SHA1
880afab8133a3b62a4e1d87f94bcef846846f024
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SHA256
6046803acf690fbb6e646be03c4a59201fe1a96b8791dd4bf8d2bc4c7eeb7d32
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SHA512
afd63a289f8c1a5ac2b1ade03c6db1f5a6cc6efa8ddc8c33a7559c699d97df09a00cfff87d366065f39a13643efe0e37bf0049a021c4ec51e27b91f30d6dcaf1
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SSDEEP
24576:dBrYKjLhvej6aV9b7w6tt6nWHdCgjuf+lBqA:dZLh+6ac6ttfH3KSq
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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ModiLoader First Stage
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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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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies RDP port number used by Windows
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Impair Defenses: Safe Mode Boot
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Loads dropped DLL
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Abuse Elevation Control Mechanism: Bypass User Account Control
UAC Bypass Attempt via SilentCleanup Task.
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Safe Mode Boot
1Modify Registry
5Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1