General
- Target 74b0cc79808464e9946c8fb16d430173.exe
- Size 253KB
- Sample240224-23dlyshc4w
- SHA256 66cab13aed3126ab1755e139bf5c2a9c7782dfd36ebeb7078045b5ec107dc4a3
- MD5 74b0cc79808464e9946c8fb16d430173
- SHA1 1de066f1a9196d57221970199e814b6f1bc81465
- SHA512 dddd2b0aab694a236beaaa36d34e344c239e8d4e776c0b80b96d26188cc9051fb78dcbb2a20f6fd780601774827b3906621d437d9c457d38a2af338d80bb9c6c
- SSDEEP 3072:ylObaRVtZ5HNtWb1eikps2axEZ40kYT6rWwFdyXMnC5zuSzuATz:kO2tZhNtutkp5Z40kG6rWwSLkAT
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
74b0cc79808464e9946c8fb16d430173.exe
Resource
win7-20240221-en
Malware Config
Extracted
-
smokeloader
-
2022
-
http://selebration17io.io/index.php
-
http://vacantion18ffeu.cc/index.php
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http://valarioulinity1.net/index.php
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http://buriatiarutuhuob.net/index.php
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http://cassiosssionunu.me/index.php
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http://sulugilioiu19.net/index.php
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http://goodfooggooftool.net/index.php
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http://kamsmad.com/tmp/index.php
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http://souzhensil.ru/tmp/index.php
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http://teplokub.com.ua/tmp/index.php
Extracted
-
systembc
-
173.44.141.149:4001
-
153.92.222.162:4001
Extracted
-
smokeloader
-
pub1
Extracted
-
stealc
-
http://185.172.128.145
-
url_path
/3cd2b41cbde8fc9c.php
Extracted
-
lumma
-
https://resergvearyinitiani.shop/api
-
https://technologyenterdo.shop/api
-
https://detectordiscusser.shop/api
-
https://turkeyunlikelyofw.shop/api
-
https://associationokeo.shop/api
Targets
-
- Target 74b0cc79808464e9946c8fb16d430173.exe
- Size 253KB
- SHA256 66cab13aed3126ab1755e139bf5c2a9c7782dfd36ebeb7078045b5ec107dc4a3
- MD5 74b0cc79808464e9946c8fb16d430173
- SHA1 1de066f1a9196d57221970199e814b6f1bc81465
- SHA512 dddd2b0aab694a236beaaa36d34e344c239e8d4e776c0b80b96d26188cc9051fb78dcbb2a20f6fd780601774827b3906621d437d9c457d38a2af338d80bb9c6c
- SSDEEP 3072:ylObaRVtZ5HNtWb1eikps2axEZ40kYT6rWwFdyXMnC5zuSzuATz:kO2tZhNtutkp5Z40kG6rWwSLkAT
- MD5 SHA1 SHA512 SSDEEP
-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Glupteba payload
-
Modifies boot configuration data using bcdedit
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Creates new service(s)
-
Downloads MZ/PE file
-
Drops file in Drivers directory
-
Modifies Windows Firewall
-
Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
-
Stops running service(s)
-
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.
-
Legitimate hosting services abused for malware hosting/C2
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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
5Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
4Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1