General
- Target PO2789543.JS
- Size 4.5MB
- Sample260701-pfejhsfx71
- SHA256 d3f1a59bea524704c1075e1821932ae3af1d5bc1fab47983394b0371fc8f15f5
- MD5 442f529762e79310b2f93730c86a63c7
- SHA1 79bb49dea5babc8ade7c1414db912ce50ddc61b6
- SHA512 e8811ee979b6d54b58cc712115df21275e416cb1f2b629459679ce19d62b99dfd05450ac708a4fc94d27fa9c7a34a59861dfba5905985f6b4a28cda75602985b
- SSDEEP 98304:QNEwoNzy3ZMotMEU+BJuFSlKRI8ltWcZVhdkzzNHKv7GDkBSs6KToOcgKBYMOTwl:+EfP+QFRI81JIzNqiDIvT9kOEC76Z4/6
- TLSH T1A6265A40717862CB2A38CB69D81D2FDB3D4E65F3E938CD89729E483B958CF096920757
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
PO2789543.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
PO2789543.js
Resource
win11ltsc2024-20260629-en
Malware Config
Extracted
-
remcos
-
7.2.5 Pro
-
RemoteHost
-
130.12.182.29:2404
-
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-ODANG1
-
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 PO2789543.JS
- Size 4.5MB
- SHA256 d3f1a59bea524704c1075e1821932ae3af1d5bc1fab47983394b0371fc8f15f5
- MD5 442f529762e79310b2f93730c86a63c7
- SHA1 79bb49dea5babc8ade7c1414db912ce50ddc61b6
- SHA512 e8811ee979b6d54b58cc712115df21275e416cb1f2b629459679ce19d62b99dfd05450ac708a4fc94d27fa9c7a34a59861dfba5905985f6b4a28cda75602985b
- SSDEEP 98304:QNEwoNzy3ZMotMEU+BJuFSlKRI8ltWcZVhdkzzNHKv7GDkBSs6KToOcgKBYMOTwl:+EfP+QFRI81JIzNqiDIvT9kOEC76Z4/6
- TLSH T1A6265A40717862CB2A38CB69D81D2FDB3D4E65F3E938CD89729E483B958CF096920757
- 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.
-
UAC bypass
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Accesses Microsoft Outlook profiles
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1JavaScript
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2