General
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Target
090113047c8231e14489ee51f2b8b2aeb5db34c96eb32dcb0b9552fefd2d110c
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Size
966KB
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Sample
240827-sa8f7axgrp
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MD5
e0b19c0ac46b0bd1ef5532a0934a2ebf
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SHA1
ac4efa8a7b95300477a1093300d0f4900f980fa0
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SHA256
090113047c8231e14489ee51f2b8b2aeb5db34c96eb32dcb0b9552fefd2d110c
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SHA512
e416fa9ec908fd8d7a9e617ef269b776a80eaa7f9eb9aa4e936c9b1fbbeb7e2c2d818c73a150c29f58a574489f19c2660b0c195138b33ae340d2be331e8b488d
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SSDEEP
12288:A2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2E2Ee:f
Static task
static1
Behavioral task
behavioral1
Sample
PI-100957Review invoice.rtf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
PI-100957Review invoice.rtf
Resource
win10v2004-20240802-en
Malware Config
Extracted
remcos
BCV
tvq3101.sytes.net:1974
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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-9PFUGS
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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
PI-100957Review invoice.doc
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Size
713KB
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MD5
75ea30d53407de50f374dcb996d16382
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SHA1
de90b4973ff236b3de7f214e3bce17d6d94f937f
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SHA256
20f69dbe505beadbb6aa03610ebf58a7b0d6d00adae76225cb381ba4fbaa520f
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SHA512
c1778b658736066a370067ea669e1f0e1aa67362d24fa7779c9fdc91b2a12c96f452e39ba374e89799c6138c8e7bf349a8aeecfdb691265a123f84bd0cbbfe2c
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SSDEEP
6144:FwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwA9:z
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Detected Nirsoft tools
Free utilities often used by attackers which can steal passwords, product keys, etc.
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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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Blocklisted process makes network request
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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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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook accounts
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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
Execution
Command and Scripting Interpreter
1PowerShell
1Exploitation for Client Execution
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1