asyncrat | bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434

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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

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

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

Mutex

pVsBZeMDI1MD

Attributes

delay
0
install
true
install_file
fc3yo7d.exe
install_folder
%AppData%

aes.plain

Signatures

Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
sample	family_asyncrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434

File Explorer

bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434

.exe 45KB

bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434
MD5 e697c9144a4c7d8c1093e54408fc3a4f
SHA1 f9ea9a98a787a4b4c2ee5dd1e7fbb6031409532e
SHA512 a646828358cf4eeb5ab3db325754c37081235d1df10482bba8c6a7dee483c11c11967074735fc019fcd21277a36dc016883cda7107a64cc72276231926db8a8d
SSDEEP 768:0u2vpTD4U2ieWUsqfAmo2qjwozHy3CKPI2MjbJgX3iAS/20LKOeYMcb5BDZ8x:0u2vpTDe+2urR28bGXSAk5T7d8x
TLSH
T139231B003BE8C12BF2BE4F789DF26145867AF6673A03D6491CC4119B5713FC68A526FA
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Async RAT payload

rat
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

51438

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

bffd6208063ca2353fc4aa4956f39f458604bb9ec7a877f54f0d5af6a941b434

mscoree

dotnet