General
- Target 1f973adbd542db0e2accb9ff334c9189.exe
- Size 243KB
- Sample240205-bmsstshbfm
- SHA256 8dd8887d8acd43b2e8a7b0bed168933dcddf4cb3083906f6ef864e451041ae18
- MD5 1f973adbd542db0e2accb9ff334c9189
- SHA1 713260984c002819d10b11e63b6bf28873641950
- SHA512 970793042d19130b2742ec2afd8543321f096be72f1eeecb666fe716ae15d0aaade7e28102a1bca7e6beefd0f8fafbcbf1cd564be293be9205b04c80cb072c00
- SSDEEP 3072:94uOsKcdFdzR/9sA+cqRf8qWy6/dbgZyvhid/8VrOgGet6P0s4iNx:9ocFdzR/9sAqWyQeyvA/89OAt1s
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
1f973adbd542db0e2accb9ff334c9189.exe
Resource
win7-20231215-en
Malware Config
Extracted
-
smokeloader
-
2022
-
http://selebration17io.io/index.php
-
http://vacantion18ffeu.cc/index.php
-
http://valarioulinity1.net/index.php
-
http://buriatiarutuhuob.net/index.php
-
http://cassiosssionunu.me/index.php
-
http://sulugilioiu19.net/index.php
-
http://goodfooggooftool.net/index.php
Extracted
-
smokeloader
-
pub1
Targets
-
- Target 1f973adbd542db0e2accb9ff334c9189.exe
- Size 243KB
- SHA256 8dd8887d8acd43b2e8a7b0bed168933dcddf4cb3083906f6ef864e451041ae18
- MD5 1f973adbd542db0e2accb9ff334c9189
- SHA1 713260984c002819d10b11e63b6bf28873641950
- SHA512 970793042d19130b2742ec2afd8543321f096be72f1eeecb666fe716ae15d0aaade7e28102a1bca7e6beefd0f8fafbcbf1cd564be293be9205b04c80cb072c00
- SSDEEP 3072:94uOsKcdFdzR/9sA+cqRf8qWy6/dbgZyvhid/8VrOgGet6P0s4iNx:9ocFdzR/9sAqWyQeyvA/89OAt1s
- MD5 SHA1 SHA512 SSDEEP
-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
Detect ZGRat V1
-
Glupteba payload
-
Blocklisted process makes network request
-
Creates new service(s)
-
Downloads MZ/PE file
-
Modifies Windows Firewall
-
Stops running service(s)
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Deletes itself
-
Executes dropped EXE
-
Loads dropped DLL
-
Accesses cryptocurrency files/wallets, possible credential harvesting
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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.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Drops file in System32 directory
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
1Pre-OS Boot
1Bootkit
1