asyncrat | a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a

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General

Target
a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a
Size 45KB
Sample260720-v8d2cabw6t
SHA256 a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a
MD5 5c254987d16ff9f918780ef2d6ccfb89
SHA1 87aa062cabab9d6282dd1dd09690ec4c99b28727
SHA512 031cb1f85105a9503bf865c8b7a105c26c1c1d6d2a71ee81ba002b766aeb385eed17d70a57c8b311b7624a2434629c0ad0a4997c6603a35096cbc29a47027d55
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q16T2Qpm7PIKGjbVgX3iZ1wWFRcnBDZcx:RuxkJTgip2meKqbyXSZ1zFR0dcx
TLSH
T129233B103BE8822BF2BF4F789DF26145453AF2632603D9496CC452DB5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

kacasatu.com:80
kacasatu.com:22
kacasatu.com:8080
kacasatu.com:8880
kacasatu.com:2052
kacasatu.com:2082
kacasatu.com:2086
kacasatu.com:2095
kacasatu.com:443
kacasatu.com:2053
kacasatu.com:2083
kacasatu.com:2087
kacasatu.com:2096
kacasatu.com:8443
www.kacasatu.com:80
www.kacasatu.com:22
www.kacasatu.com:8080
www.kacasatu.com:8880
www.kacasatu.com:2052
www.kacasatu.com:2082
www.kacasatu.com:2086
www.kacasatu.com:2095
www.kacasatu.com:443
www.kacasatu.com:2053
www.kacasatu.com:2083
www.kacasatu.com:2087
www.kacasatu.com:2096
www.kacasatu.com:8443
shamoon.kacasatu.com:80
shamoon.kacasatu.com:22
shamoon.kacasatu.com:8080
shamoon.kacasatu.com:8880
shamoon.kacasatu.com:2052
shamoon.kacasatu.com:2082
shamoon.kacasatu.com:2086
shamoon.kacasatu.com:2095
shamoon.kacasatu.com:443
shamoon.kacasatu.com:2053
shamoon.kacasatu.com:2083
shamoon.kacasatu.com:2087
shamoon.kacasatu.com:2096
shamoon.kacasatu.com:8443
ryuk.kacasatu.com:80
ryuk.kacasatu.com:22
ryuk.kacasatu.com:8080
ryuk.kacasatu.com:8880
ryuk.kacasatu.com:2052
ryuk.kacasatu.com:2082
ryuk.kacasatu.com:2086
ryuk.kacasatu.com:2095
ryuk.kacasatu.com:443
ryuk.kacasatu.com:2053
ryuk.kacasatu.com:2083
ryuk.kacasatu.com:2087
ryuk.kacasatu.com:2096
ryuk.kacasatu.com:8443

Mutex

4lBVw68DRuny

Attributes

delay
0
install
true
install_file
peaiskz6.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
a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a

File Explorer

a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a

.exe 45KB

a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a
MD5 5c254987d16ff9f918780ef2d6ccfb89
SHA1 87aa062cabab9d6282dd1dd09690ec4c99b28727
SHA512 031cb1f85105a9503bf865c8b7a105c26c1c1d6d2a71ee81ba002b766aeb385eed17d70a57c8b311b7624a2434629c0ad0a4997c6603a35096cbc29a47027d55
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q16T2Qpm7PIKGjbVgX3iZ1wWFRcnBDZcx:RuxkJTgip2meKqbyXSZ1zFR0dcx
TLSH
T129233B103BE8822BF2BF4F789DF26145453AF2632603D9496CC452DB5623FC69A426FD
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

51278

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

a480963ec588762fba71bbd09a925f678c285606d84e483008a006c926ba3c4a

mscoree

dotnet