General
- Target bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434
- Size 45KB
- Sample260804-hh76aaef34
- SHA256 bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434
- MD5 e697c9144a4c7d8c1093e54408fc3a4f
- SHA1 f9ea9a98a787a4b4c2ee5dd1e7fbb6031409532e
- SHA512 a646828358cf4eeb5ab3db325754c37081235d1df10482bba8c6a7dee483c11c11967074735fc019fcd21277a36dc016883cda7107a64cc72276231926db8a8d
- SSDEEP 768:0u2vpTD4U2ieWUsqfAmo2qjwozHy3CKPI2MjbJgX3iAS/20LKOeYMcb5BDZ8x:0u2vpTDe+2urR28bGXSAk5T7d8x
- TLSH T139231B003BE8C12BF2BE4F789DF26145867AF6673A03D6491CC4119B5713FC68A526FA
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434.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
-
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
-
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
-
nanocore.fimsexvietnam.com:80
-
nanocore.fimsexvietnam.com:22
-
nanocore.fimsexvietnam.com:8080
-
nanocore.fimsexvietnam.com:8880
-
nanocore.fimsexvietnam.com:2052
-
nanocore.fimsexvietnam.com:2082
-
nanocore.fimsexvietnam.com:2086
-
nanocore.fimsexvietnam.com:2095
-
nanocore.fimsexvietnam.com:443
-
nanocore.fimsexvietnam.com:2053
-
nanocore.fimsexvietnam.com:2083
-
nanocore.fimsexvietnam.com:2087
-
nanocore.fimsexvietnam.com:2096
-
nanocore.fimsexvietnam.com:8443
-
qakbot.fimsexvietnam.com:80
-
qakbot.fimsexvietnam.com:22
-
qakbot.fimsexvietnam.com:8080
-
qakbot.fimsexvietnam.com:8880
-
qakbot.fimsexvietnam.com:2052
-
qakbot.fimsexvietnam.com:2082
-
qakbot.fimsexvietnam.com:2086
-
qakbot.fimsexvietnam.com:2095
-
qakbot.fimsexvietnam.com:443
-
qakbot.fimsexvietnam.com:2053
-
qakbot.fimsexvietnam.com:2083
-
qakbot.fimsexvietnam.com:2087
-
qakbot.fimsexvietnam.com:2096
-
qakbot.fimsexvietnam.com:8443
-
pVsBZeMDI1MD
-
delay
0
-
install
true
-
install_file
fc3yo7d.exe
-
install_folder
%AppData%
Targets
-
- Target bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434
- Size 45KB
- SHA256 bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434
- MD5 e697c9144a4c7d8c1093e54408fc3a4f
- SHA1 f9ea9a98a787a4b4c2ee5dd1e7fbb6031409532e
- SHA512 a646828358cf4eeb5ab3db325754c37081235d1df10482bba8c6a7dee483c11c11967074735fc019fcd21277a36dc016883cda7107a64cc72276231926db8a8d
- SSDEEP 768:0u2vpTD4U2ieWUsqfAmo2qjwozHy3CKPI2MjbJgX3iAS/20LKOeYMcb5BDZ8x:0u2vpTDe+2urR28bGXSAk5T7d8x
- TLSH T139231B003BE8C12BF2BE4F789DF26145867AF6673A03D6491CC4119B5713FC68A526FA
- 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