General
- Target SecuriteInfo.com.Win32.BotX-gen.3892.8628.exe
- Size 208KB
- Sample240317-bxyrtsbc39
- SHA256 81e2a48aed2eb0f524947c8c002f753c1c66583602cf505c7f3adac1aeff1df5
- MD5 acbc25eea9ca672493f170df3a5c3226
- SHA1 1965f36c094c8b0e73b549ad300d9dea4c55da04
- SHA512 cef7605c8660ad61449f72b26302c73c55f29bfa0a4bb052b08e686a1654a965719196e5a51a108ed2db44e0269638b77e7c3836971d0a58b22509faed5aeab9
- SSDEEP 3072:Z/+TvPLqni9+PLWKMDwd5fS/R27RPneWgX9w1RBeg8+/yG5V:l+TbajiKMDefteWgXkRBeA
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.BotX-gen.3892.8628.exe
Resource
win7-20240221-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
-
http://nidoe.org/tmp/index.php
-
http://sodez.ru/tmp/index.php
-
http://uama.com.ua/tmp/index.php
-
http://talesofpirates.net/tmp/index.php
Extracted
-
stealc
-
http://185.172.128.145
-
url_path
/3cd2b41cbde8fc9c.php
Extracted
-
smokeloader
-
pub1
Extracted
-
lumma
-
https://herdbescuitinjurywu.shop/api
-
https://colorfulequalugliess.shop/api
Targets
-
- Target SecuriteInfo.com.Win32.BotX-gen.3892.8628.exe
- Size 208KB
- SHA256 81e2a48aed2eb0f524947c8c002f753c1c66583602cf505c7f3adac1aeff1df5
- MD5 acbc25eea9ca672493f170df3a5c3226
- SHA1 1965f36c094c8b0e73b549ad300d9dea4c55da04
- SHA512 cef7605c8660ad61449f72b26302c73c55f29bfa0a4bb052b08e686a1654a965719196e5a51a108ed2db44e0269638b77e7c3836971d0a58b22509faed5aeab9
- SSDEEP 3072:Z/+TvPLqni9+PLWKMDwd5fS/R27RPneWgX9w1RBeg8+/yG5V:l+TbajiKMDefteWgXkRBeA
- MD5 SHA1 SHA512 SSDEEP
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
Glupteba payload
Downloads MZ/PE file
Modifies Windows Firewall
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
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
1Windows Service
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
4Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1