asyncrat | 79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2

Sharing

Copy URL Twitter E-mail

General

Target
79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2
Size 45KB
Sample260721-vg5d8a1cph
SHA256 79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2
MD5 1233e839c458e7692f68386692b4297a
SHA1 d5af4af16050b4e87396af39bd5b8b64efb827c1
SHA512 d89bc15e51a69aef2b36f5d44c4afd0404f1e96f0bc6468105d6041083e4beae3ce71852b9985715e4c2c43961ad7aa22a0019a583f39d42f078e03183bb6960
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNiS7synzuOPIzzjbigXRi7s6SE77eC9JczxbAEozW:5uSy6pTpoo2fSYh3z3bFXAYE7agJceEx
TLSH
T11A233B003BE8812BF2BE5FB89DF26145867AF2672603D5491CC411DB5713FC69A42AFE
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
client.kacasatu.com:80
client.kacasatu.com:22
client.kacasatu.com:8080
client.kacasatu.com:8880
client.kacasatu.com:2052
client.kacasatu.com:2082
client.kacasatu.com:2086
client.kacasatu.com:2095
client.kacasatu.com:443
client.kacasatu.com:2053
client.kacasatu.com:2083
client.kacasatu.com:2087
client.kacasatu.com:2096
client.kacasatu.com:8443
remote.kacasatu.com:80
remote.kacasatu.com:22
remote.kacasatu.com:8080
remote.kacasatu.com:8880
remote.kacasatu.com:2052
remote.kacasatu.com:2082
remote.kacasatu.com:2086
remote.kacasatu.com:2095
remote.kacasatu.com:443
remote.kacasatu.com:2053
remote.kacasatu.com:2083
remote.kacasatu.com:2087
remote.kacasatu.com:2096
remote.kacasatu.com:8443

Mutex

ceagVnIofdPv

Attributes

delay
0
install
true
install_file
4x8hruo.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
79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2

File Explorer

79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2

.exe 45KB

79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2
MD5 1233e839c458e7692f68386692b4297a
SHA1 d5af4af16050b4e87396af39bd5b8b64efb827c1
SHA512 d89bc15e51a69aef2b36f5d44c4afd0404f1e96f0bc6468105d6041083e4beae3ce71852b9985715e4c2c43961ad7aa22a0019a583f39d42f078e03183bb6960
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNiS7synzuOPIzzjbigXRi7s6SE77eC9JczxbAEozW:5uSy6pTpoo2fSYh3z3bFXAYE7agJceEx
TLSH
T11A233B003BE8812BF2BE5FB89DF26145867AF2672603D5491CC411DB5713FC69A42AFE
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

79a9a2afa522359c21921852ef02d4bd9ff258519fb2bb51a97da31d48a844d2

mscoree

dotnet