General
- Target chromeupdate.exe
- Size 3.1MB
- Sample260419-tmbtesev4m
- SHA256 963a003b54104807e294dd42303910074c61887f8b7717f8fca61247e711c765
- MD5 51c43040db91ad41ec0a52e1a9747c55
- SHA1 5d5e84199f192d2d739a0f917e05889af7eb7e83
- SHA512 089ab8c70cff565ae4245a6ee660c8650abb2c35b2113e0e11b16940df354acc622a23603c917724fc06ce489cb3f3a7a82a7bf1ccc80919f42980005a153cf9
- SSDEEP 49152:bvOe821/aQWl8P0lSk3aKA3Z+n/we2ErsQk/uhsoGdcTHHB72eh2NT:bvN821/aQWl8P0lSk3DA3Z+n/weJi
- TLSH T152E55B143BF85E23E1BBE673D5B0041667F0EC2AB3A3EB1B1191677E1C53B4059426AB
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
chromeupdate.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
chromeupdate.exe
Resource
win11-20260130-en
11 signatures
150 seconds
Malware Config
Extracted
Family
-
quasar
Version
-
1.4.1
Botnet
-
m.ga888bet.net
C2
-
m.ga888bet.net:80
-
m.ga888bet.net:8080
-
m.ga888bet.net:443
-
m.ga888bet.net:8443
Mutex
-
dc84e7d7-1880-44d7-b9b1-977a69077998
Attributes
-
encryption_key
576D1496F563366ADEBFC3046D6584BB4AD91241
-
install_name
Client.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
-
log_directory
Logs
-
reconnect_delay
10
-
startup_key
https://m.ga888bet.net
-
subdirectory
SubDir
Targets
-
- Target chromeupdate.exe
- Size 3.1MB
- SHA256 963a003b54104807e294dd42303910074c61887f8b7717f8fca61247e711c765
- MD5 51c43040db91ad41ec0a52e1a9747c55
- SHA1 5d5e84199f192d2d739a0f917e05889af7eb7e83
- SHA512 089ab8c70cff565ae4245a6ee660c8650abb2c35b2113e0e11b16940df354acc622a23603c917724fc06ce489cb3f3a7a82a7bf1ccc80919f42980005a153cf9
- SSDEEP 49152:bvOe821/aQWl8P0lSk3aKA3Z+n/we2ErsQk/uhsoGdcTHHB72eh2NT:bvN821/aQWl8P0lSk3DA3Z+n/weJi
- TLSH T152E55B143BF85E23E1BBE673D5B0041667F0EC2AB3A3EB1B1191677E1C53B4059426AB
- 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