General
- Target toolspub1.exe
- Size 203KB
- Sample240102-233abaecg7
- SHA256 9c98f0f798b53d28919e7c8f7331619c509e24045d1f4dd192f86f2a6115d483
- MD5 7b2592bee2a2b4cfb28502892c619612
- SHA1 c4477fef847e926783d54efb7c577fdb8d2407f9
- SHA512 c9527802e2d80f8f226471fc1d0791dea2efc29e51eba03c2525defc6d6be41e8b8f2bcf1ecf30c543a9476d520ef53ab898b912a1a69086b83cc0bb5d28c1fe
- SSDEEP 3072:dDoO2LbVS5fgevom6PJiMrt+NqaDD3LP2uHv49GriBditdi16kwxZRUiaD:S3LbfGMTI3LPJPqG2Bkeia
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
toolspub1.exe
Resource
win7-20231215-en
33 signatures
150 seconds
Behavioral task
behavioral2
Sample
toolspub1.exe
Resource
win10v2004-20231215-en
27 signatures
150 seconds
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub1
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-file-host6.com/
-
http://host-host-file8.com/
rc4.i32
rc4.i32
Targets
-
- Target toolspub1.exe
- Size 203KB
- SHA256 9c98f0f798b53d28919e7c8f7331619c509e24045d1f4dd192f86f2a6115d483
- MD5 7b2592bee2a2b4cfb28502892c619612
- SHA1 c4477fef847e926783d54efb7c577fdb8d2407f9
- SHA512 c9527802e2d80f8f226471fc1d0791dea2efc29e51eba03c2525defc6d6be41e8b8f2bcf1ecf30c543a9476d520ef53ab898b912a1a69086b83cc0bb5d28c1fe
- SSDEEP 3072:dDoO2LbVS5fgevom6PJiMrt+NqaDD3LP2uHv49GriBditdi16kwxZRUiaD:S3LbfGMTI3LPJPqG2Bkeia
- MD5 SHA1 SHA512 SSDEEP
-
Modifies firewall policy service
-
Modifies security service
-
Disables taskbar notifications via registry modification
-
Disables use of System Restore points
-
Sets file execution options in registry
-
Sets service image path in registry
-
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Deletes itself
-
Executes dropped EXE
-
Loads dropped DLL
-
Adds Run key to start application
-
Checks for any installed AV software in registry
-
Drops desktop.ini file(s)
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1