General
- Target New Company Request_7e77e.JS.js
- Size 4.8MB
- Sample261102-qs3ybaat7v
- SHA256 13cdb327d6e653416650c1abfa768b46908df46d146a1ab73476339fc055a9eb
- MD5 b650c452e0488e70fa26a6bbf72d5f0d
- SHA1 caf4718d57f8cec0901ba3e4521234117c4bb0ff
- SHA512 55a7ba36c054afbfaf2475debd3db5c3f98afd24df8f87dd8ea344016f7fd8284e068496c47641d9d7af1a463f274b12abef68bbe0918ef9a27c36a19c669b40
- SSDEEP 98304:R3ui2aFV11ky0xeefml5US0M3p+apAPPTkF5+iGGHa0czQjg2im/Nhh5jjIQOmUs:R+i2aFV11kGew/Z+aC3TkF5va0cUjgDu
- TLSH T1FC36F58A2336D57265299B0CD3F78971990A2C3335C7CF3D32689A197719D0FA35CAE2
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
New Company Request_7e77e.JS.js
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
New Company Request_7e77e.JS.js
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
-
remcos
-
7.3.1 Pro
-
RemoteHost
-
www.emergency-leave.com:2404
-
www.emergency-leavebackup.com:2404
-
www.emergency-leavebackup1.com:2404
-
www.emergency-leavebackup2.com:2404
-
audio_folder
MicRecords
-
audio_path
ApplicationPath
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-ILZ5WO
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Targets
-
- Target New Company Request_7e77e.JS.js
- Size 4.8MB
- SHA256 13cdb327d6e653416650c1abfa768b46908df46d146a1ab73476339fc055a9eb
- MD5 b650c452e0488e70fa26a6bbf72d5f0d
- SHA1 caf4718d57f8cec0901ba3e4521234117c4bb0ff
- SHA512 55a7ba36c054afbfaf2475debd3db5c3f98afd24df8f87dd8ea344016f7fd8284e068496c47641d9d7af1a463f274b12abef68bbe0918ef9a27c36a19c669b40
- SSDEEP 98304:R3ui2aFV11ky0xeefml5US0M3p+apAPPTkF5+iGGHa0czQjg2im/Nhh5jjIQOmUs:R+i2aFV11kGew/Z+aC3TkF5va0cUjgDu
- TLSH T1FC36F58A2336D57265299B0CD3F78971990A2C3335C7CF3D32689A197719D0FA35CAE2
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects DonutLoader
-
Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Accesses Microsoft Outlook profiles
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Executes a VBScript file via the Windows Script Host.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
3JavaScript
1Visual Basic
1Windows Command Shell
1Privilege 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