General
- Target cf1b9c47ad187d6e83df81a1e6ab4ac5add146f35b1f2337ea55fbc54e967cce
- Size 45KB
- Sample260804-t4ksnadf97
- SHA256 cf1b9c47ad187d6e83df81a1e6ab4ac5add146f35b1f2337ea55fbc54e967cce
- MD5 f818b5a29371010ce2be830e6f793ee1
- SHA1 a872a4e08e935691c9c5f79f2730c5953f4c0ffe
- SHA512 76d7f574e0b110be03a96aa4203a1b1569c1415e7784c09cdc8925f6d3a62858f143264a66c631f0dba7d0ce14bad4aafb5c220be851a71b0b680553c48b4eee
- SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4gozfy3CKPItGjbRgX3iN2LyOVj9wW/7yBDZ0x:8uUIpT4vAj25TRtqbeXSrOVjONd0x
- TLSH T171233B003BE9C12BF2BF5F7899F26145867AF5632A03D68D1CC4119B5613FC68A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
cf1b9c47ad187d6e83df81a1e6ab4ac5add146f35b1f2337ea55fbc54e967cce.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
cf1b9c47ad187d6e83df81a1e6ab4ac5add146f35b1f2337ea55fbc54e967cce.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
fimsexvietnam.com:80
-
fimsexvietnam.com:22
-
fimsexvietnam.com:8080
-
fimsexvietnam.com:8880
-
fimsexvietnam.com:2052
-
fimsexvietnam.com:2082
-
fimsexvietnam.com:2086
-
fimsexvietnam.com:2095
-
fimsexvietnam.com:443
-
fimsexvietnam.com:2053
-
fimsexvietnam.com:2083
-
fimsexvietnam.com:2087
-
fimsexvietnam.com:2096
-
fimsexvietnam.com:8443
-
www.fimsexvietnam.com:80
-
www.fimsexvietnam.com:22
-
www.fimsexvietnam.com:8080
-
www.fimsexvietnam.com:8880
-
www.fimsexvietnam.com:2052
-
www.fimsexvietnam.com:2082
-
www.fimsexvietnam.com:2086
-
www.fimsexvietnam.com:2095
-
www.fimsexvietnam.com:443
-
www.fimsexvietnam.com:2053
-
www.fimsexvietnam.com:2083
-
www.fimsexvietnam.com:2087
-
www.fimsexvietnam.com:2096
-
www.fimsexvietnam.com:8443
-
client.fimsexvietnam.com:80
-
client.fimsexvietnam.com:22
-
client.fimsexvietnam.com:8080
-
client.fimsexvietnam.com:8880
-
client.fimsexvietnam.com:2052
-
client.fimsexvietnam.com:2082
-
client.fimsexvietnam.com:2086
-
client.fimsexvietnam.com:2095
-
client.fimsexvietnam.com:443
-
client.fimsexvietnam.com:2053
-
client.fimsexvietnam.com:2083
-
client.fimsexvietnam.com:2087
-
client.fimsexvietnam.com:2096
-
client.fimsexvietnam.com:8443
-
rat.fimsexvietnam.com:80
-
rat.fimsexvietnam.com:22
-
rat.fimsexvietnam.com:8080
-
rat.fimsexvietnam.com:8880
-
rat.fimsexvietnam.com:2052
-
rat.fimsexvietnam.com:2082
-
rat.fimsexvietnam.com:2086
-
rat.fimsexvietnam.com:2095
-
rat.fimsexvietnam.com:443
-
rat.fimsexvietnam.com:2053
-
rat.fimsexvietnam.com:2083
-
rat.fimsexvietnam.com:2087
-
rat.fimsexvietnam.com:2096
-
rat.fimsexvietnam.com:8443
-
cryptolocker.fimsexvietnam.com:80
-
cryptolocker.fimsexvietnam.com:22
-
cryptolocker.fimsexvietnam.com:8080
-
cryptolocker.fimsexvietnam.com:8880
-
cryptolocker.fimsexvietnam.com:2052
-
cryptolocker.fimsexvietnam.com:2082
-
cryptolocker.fimsexvietnam.com:2086
-
cryptolocker.fimsexvietnam.com:2095
-
cryptolocker.fimsexvietnam.com:443
-
cryptolocker.fimsexvietnam.com:2053
-
cryptolocker.fimsexvietnam.com:2083
-
cryptolocker.fimsexvietnam.com:2087
-
cryptolocker.fimsexvietnam.com:2096
-
cryptolocker.fimsexvietnam.com:8443
-
JZxmvxs1oFrH
-
delay
0
-
install
true
-
install_file
hvpfe6b.exe
-
install_folder
%AppData%
Targets
-
- Target cf1b9c47ad187d6e83df81a1e6ab4ac5add146f35b1f2337ea55fbc54e967cce
- Size 45KB
- SHA256 cf1b9c47ad187d6e83df81a1e6ab4ac5add146f35b1f2337ea55fbc54e967cce
- MD5 f818b5a29371010ce2be830e6f793ee1
- SHA1 a872a4e08e935691c9c5f79f2730c5953f4c0ffe
- SHA512 76d7f574e0b110be03a96aa4203a1b1569c1415e7784c09cdc8925f6d3a62858f143264a66c631f0dba7d0ce14bad4aafb5c220be851a71b0b680553c48b4eee
- SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4gozfy3CKPItGjbRgX3iN2LyOVj9wW/7yBDZ0x:8uUIpT4vAj25TRtqbeXSrOVjONd0x
- TLSH T171233B003BE9C12BF2BF5F7899F26145867AF5632A03D68D1CC4119B5613FC68A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Async RAT payload
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Outbound SSH connection to public host
SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1