General
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Target
a52bf253f87035bf054f9ceb9a7296b980537fa478a09b4f1ae000b819ba5e29
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Size
178KB
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Sample
240226-cj6e7aac96
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MD5
50b8fc0209fc67f35849f920e316753f
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SHA1
73f451488fe6fae96474ec45131c1a5a6ee9692b
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SHA256
a52bf253f87035bf054f9ceb9a7296b980537fa478a09b4f1ae000b819ba5e29
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SHA512
5608a574c6e3db0d5ed6af5d973f5095aaead802c8f8ba43b2f55a2f0d4746f20efb6ddeb7370f1533b4a128e1fd63b563fbe7fb5aa6b6ff01a4ffeabb1c07bc
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SSDEEP
3072:p4qdWTLGklFIiC1eWXgCrhN45iF/U1MuleGk5jNSS:p4qATL5nBC1e/mscefl2
Static task
static1
Behavioral task
behavioral1
Sample
a52bf253f87035bf054f9ceb9a7296b980537fa478a09b4f1ae000b819ba5e29.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a52bf253f87035bf054f9ceb9a7296b980537fa478a09b4f1ae000b819ba5e29.exe
Resource
win10v2004-20240221-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://kamsmad.com/tmp/index.php
http://souzhensil.ru/tmp/index.php
http://teplokub.com.ua/tmp/index.php
Extracted
smokeloader
pub1
Extracted
lumma
https://resergvearyinitiani.shop/api
https://technologyenterdo.shop/api
https://detectordiscusser.shop/api
https://turkeyunlikelyofw.shop/api
https://associationokeo.shop/api
Targets
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Target
a52bf253f87035bf054f9ceb9a7296b980537fa478a09b4f1ae000b819ba5e29
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Size
178KB
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MD5
50b8fc0209fc67f35849f920e316753f
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SHA1
73f451488fe6fae96474ec45131c1a5a6ee9692b
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SHA256
a52bf253f87035bf054f9ceb9a7296b980537fa478a09b4f1ae000b819ba5e29
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SHA512
5608a574c6e3db0d5ed6af5d973f5095aaead802c8f8ba43b2f55a2f0d4746f20efb6ddeb7370f1533b4a128e1fd63b563fbe7fb5aa6b6ff01a4ffeabb1c07bc
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SSDEEP
3072:p4qdWTLGklFIiC1eWXgCrhN45iF/U1MuleGk5jNSS:p4qATL5nBC1e/mscefl2
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detect Socks5Systemz Payload
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Glupteba payload
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Creates new service(s)
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Downloads MZ/PE file
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Modifies Windows Firewall
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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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