General
- Target ssb.exe
- Size 3.1MB
- Sample260907-v82gmsdn6y
- SHA256 81f1487f34838675247758ae222c8a0dc1e60425d5138dda548bbbdd4fa0155a
- MD5 8a3cb921da2b66f2b9a85ce7baa3cf5e
- SHA1 1214f693ee96c4f46a94626834786b07bb53b33c
- SHA512 c239317f006563cc67acafb0a3a3c0db0435c0e5f957d3553ae5c36812687787a7fbc04d2eb6a37a1f3866a819c722b175f974e463ebd3d9e26121508948a993
- SSDEEP 49152:vvme821/aQWl8P0lSk3aKA3Z+nurRJ6EbR3LoGdw2THHB72eh2NT:vvl821/aQWl8P0lSk3DA3Z+nurRJ6OA
- TLSH T1E6E56B143BF85E27E1BBE677E5B0041267F0FC1AB363EB0B2581677A1C53B5098426A7
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
ssb.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Malware Config
Extracted
Family
-
quasar
Version
-
1.4.1
Botnet
-
kotami.co
C2
-
kotami.co:23
-
kotami.co:80
-
kotami.co:8080
-
kotami.co:443
-
kotami.co:8443
Mutex
-
c5d2d708-e66f-4351-b915-e068af7ab273
Attributes
-
encryption_key
7DB184117F5356211726F6C83149373E39585AB4
-
install_name
svchost.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
https://kotami.co
-
subdirectory
SubDir
Targets
-
- Target ssb.exe
- Size 3.1MB
- SHA256 81f1487f34838675247758ae222c8a0dc1e60425d5138dda548bbbdd4fa0155a
- MD5 8a3cb921da2b66f2b9a85ce7baa3cf5e
- SHA1 1214f693ee96c4f46a94626834786b07bb53b33c
- SHA512 c239317f006563cc67acafb0a3a3c0db0435c0e5f957d3553ae5c36812687787a7fbc04d2eb6a37a1f3866a819c722b175f974e463ebd3d9e26121508948a993
- SSDEEP 49152:vvme821/aQWl8P0lSk3aKA3Z+nurRJ6EbR3LoGdw2THHB72eh2NT:vvl821/aQWl8P0lSk3DA3Z+nurRJ6OA
- TLSH T1E6E56B143BF85E27E1BBE677E5B0041267F0FC1AB363EB0B2581677A1C53B5098426A7
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Quasar payload
-
Executes dropped EXE
-
Adds Run key to start application
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1