General
- Target 4309f7f7f05b189501a7823302ea5909106c048a571aa19a147ea2794e903975
- Size 45KB
- Sample260803-x59d7aef35
- SHA256 4309f7f7f05b189501a7823302ea5909106c048a571aa19a147ea2794e903975
- MD5 16e109851735f3fdac65696585949b8e
- SHA1 d46745de32f8d77f63066e030ce9ffc12ec473ad
- SHA512 15f2135e0152b1ad2f54fe6d941228aaee677df0b0094e1906d474776d5fe20781c738cbaf044b9f0f4557d22d457d74fc520a503e52162b7bbaadb5b8c57c46
- SSDEEP 768:8uuSpTg7GBoWUSH6+mo2qY2CwyTtUPIjzjb1gX3i9JhWzWjIyp/6ezzBDZ0x:8uuSpTgyf2uE7j3bSXSrjIi/ld0x
- TLSH T101232A0037E8C12BF2BE4F78A9F262458A7AB5673603D54E1CC4419B5723FC59A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
4309f7f7f05b189501a7823302ea5909106c048a571aa19a147ea2794e903975.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
4309f7f7f05b189501a7823302ea5909106c048a571aa19a147ea2794e903975.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
-
hack.fimsexvietnam.com:80
-
hack.fimsexvietnam.com:22
-
hack.fimsexvietnam.com:8080
-
hack.fimsexvietnam.com:8880
-
hack.fimsexvietnam.com:2052
-
hack.fimsexvietnam.com:2082
-
hack.fimsexvietnam.com:2086
-
hack.fimsexvietnam.com:2095
-
hack.fimsexvietnam.com:443
-
hack.fimsexvietnam.com:2053
-
hack.fimsexvietnam.com:2083
-
hack.fimsexvietnam.com:2087
-
hack.fimsexvietnam.com:2096
-
hack.fimsexvietnam.com:8443
-
fakeupdates.fimsexvietnam.com:80
-
fakeupdates.fimsexvietnam.com:22
-
fakeupdates.fimsexvietnam.com:8080
-
fakeupdates.fimsexvietnam.com:8880
-
fakeupdates.fimsexvietnam.com:2052
-
fakeupdates.fimsexvietnam.com:2082
-
fakeupdates.fimsexvietnam.com:2086
-
fakeupdates.fimsexvietnam.com:2095
-
fakeupdates.fimsexvietnam.com:443
-
fakeupdates.fimsexvietnam.com:2053
-
fakeupdates.fimsexvietnam.com:2083
-
fakeupdates.fimsexvietnam.com:2087
-
fakeupdates.fimsexvietnam.com:2096
-
fakeupdates.fimsexvietnam.com:8443
-
formbook.fimsexvietnam.com:80
-
formbook.fimsexvietnam.com:22
-
formbook.fimsexvietnam.com:8080
-
formbook.fimsexvietnam.com:8880
-
formbook.fimsexvietnam.com:2052
-
formbook.fimsexvietnam.com:2082
-
formbook.fimsexvietnam.com:2086
-
formbook.fimsexvietnam.com:2095
-
formbook.fimsexvietnam.com:443
-
formbook.fimsexvietnam.com:2053
-
formbook.fimsexvietnam.com:2083
-
formbook.fimsexvietnam.com:2087
-
formbook.fimsexvietnam.com:2096
-
formbook.fimsexvietnam.com:8443
-
cO8HMGr94A8G
-
delay
0
-
install
true
-
install_file
a9zh52.exe
-
install_folder
%AppData%
Targets
-
- Target 4309f7f7f05b189501a7823302ea5909106c048a571aa19a147ea2794e903975
- Size 45KB
- SHA256 4309f7f7f05b189501a7823302ea5909106c048a571aa19a147ea2794e903975
- MD5 16e109851735f3fdac65696585949b8e
- SHA1 d46745de32f8d77f63066e030ce9ffc12ec473ad
- SHA512 15f2135e0152b1ad2f54fe6d941228aaee677df0b0094e1906d474776d5fe20781c738cbaf044b9f0f4557d22d457d74fc520a503e52162b7bbaadb5b8c57c46
- SSDEEP 768:8uuSpTg7GBoWUSH6+mo2qY2CwyTtUPIjzjb1gX3i9JhWzWjIyp/6ezzBDZ0x:8uuSpTgyf2uE7j3bSXSrjIi/ld0x
- TLSH T101232A0037E8C12BF2BE4F78A9F262458A7AB5673603D54E1CC4419B5723FC59A426FE
- 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