General
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Target
a9759582589af5604d737887564761c953908d51196e74728f0b2165cf7b1089
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Size
1.6MB
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Sample
241212-skcr9sxqdx
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MD5
cd8bc8c9cb18acfdeee57f8481b93a8d
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SHA1
94bd8bf98a8e9c9b2cb4c9afe38e79901f40f537
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SHA256
a9759582589af5604d737887564761c953908d51196e74728f0b2165cf7b1089
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SHA512
1685e8989763223e0470f77227beef312e350487b58655b9a3efa986db1caa28e1e9a28691d08b74e21cd6ecd20bbb9933a8ffe05a873da75276656c42613bc9
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SSDEEP
49152:rgnwGWDbeyp8V1OdGHmoa5FVSokt0kD8tR:UwGepjdGHO5Qyms
Static task
static1
Behavioral task
behavioral1
Sample
Purchase order 202412.scr
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Purchase order 202412.scr
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Malware Config
Extracted
remcos
RemoteHost
subddfg.lol:2404
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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-A65UIX
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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
Purchase order 202412.scr
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Size
1.6MB
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MD5
15214c528c41de4d5e542ebd3d4ac075
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SHA1
bdab48d323ab0e0c4689061db5fb08adfe1afec8
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SHA256
5aeb1293c473a66795bf0ff3a7892e6a6cf70aea5248a38f204632a5fdbe1f63
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SHA512
02b6635e4f1a98765e65ee14db0e93ab8dfdf4c7c0086addad86e4a09466ae49dc66accda0bc142828656fca994eb99255ea4c762ffc9f6706410e4877cc9fc2
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SSDEEP
24576:t9tWunuwwAghUBUQyXGF8X0VMMOFdYHJStLidtLw8tWVq6VdbcGstKR18+YDQZp:NWtP4+P0Vn+dYHMwwjbV6Gst2aDQZp
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Remcos family
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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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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 NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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Target
$PLUGINSDIR/System.dll
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Size
11KB
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MD5
0063d48afe5a0cdc02833145667b6641
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SHA1
e7eb614805d183ecb1127c62decb1a6be1b4f7a8
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SHA256
ac9dfe3b35ea4b8932536ed7406c29a432976b685cc5322f94ef93df920fede7
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SHA512
71cbbcaeb345e09306e368717ea0503fe8df485be2e95200febc61bcd8ba74fb4211cd263c232f148c0123f6c6f2e3fd4ea20bdecc4070f5208c35c6920240f0
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SSDEEP
192:qPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4U:F7VpNo8gmOyRsVc4
Score3/10 -
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1