General
- Target Arrival Notice.vbs
- Size 132KB
- Sample261028-mxlytabx21
- SHA256 4703ad7b5ea835ca9c90bef70aae937eb4db88885cd618e0d201d50fb126f094
- MD5 8c2b7bb8a2959eaf99e1d757f1962e20
- SHA1 49f827fb108bd0e3fa48d66c25561af862c9765f
- SHA512 0d5f05023e1054317c0c6757f8716979dd7c99249387a577af3c36af82273972b28aa99880a767eb2fc67775442229460b1eeaf6ae2aa72ac9d19d498672267f
- SSDEEP 3072:dzzKMiqJ+2YmkomXcTo3fSLnXlzR5G1T1Mdg:xzKMvSomQoKLVzRcMdg
- TLSH T12FD31C12B4CA2F350B4AE65F6F03045DC07B65998D21409C96FCE299F89A57CB7FB328
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Arrival Notice.vbs
Resource
win10v2004-20260911-en
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
Arrival Notice.vbs
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
Malware Config
Extracted
Family
-
remcos
Botnet
-
RemoteHost
C2
-
103.83.86.178:2404
Attributes
-
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-EXKIG4
-
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 Arrival Notice.vbs
- Size 132KB
- SHA256 4703ad7b5ea835ca9c90bef70aae937eb4db88885cd618e0d201d50fb126f094
- MD5 8c2b7bb8a2959eaf99e1d757f1962e20
- SHA1 49f827fb108bd0e3fa48d66c25561af862c9765f
- SHA512 0d5f05023e1054317c0c6757f8716979dd7c99249387a577af3c36af82273972b28aa99880a767eb2fc67775442229460b1eeaf6ae2aa72ac9d19d498672267f
- SSDEEP 3072:dzzKMiqJ+2YmkomXcTo3fSLnXlzR5G1T1Mdg:xzKMvSomQoKLVzRcMdg
- TLSH T12FD31C12B4CA2F350B4AE65F6F03045DC07B65998D21409C96FCE299F89A57CB7FB328
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Accesses Microsoft Outlook profiles
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Executes a VBScript file via the Windows Script Host.
-
Suspicious use of NtCreateThreadExHideFromDebugger
-
Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Visual Basic
1Windows Command Shell
1