asyncrat | 36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24

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General

Target
36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24
Size 45KB
Sample260722-neb7bstejb
SHA256 36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24
MD5 1b1490b3c8b62f9f2db47bb849ef7160
SHA1 3a17bdb73554dde497b5764e30977c55cf99bad5
SHA512 fab70f18ba09a68fb9e4038edd720d715d1986367626d0e83db9352adc1fc125f157caa2a0b9de27adac9a0118896120c93977db1921f878012cbfd56fd51dd9
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q11FaPklZL3API+zjbHgX3iJWzPNHhq8pBDZcx:RuxkJTgip24EkfL3l+3bAXSExHhJdcx
TLSH
T1C5233A003BE8812BF2BE5F7899F25145867AF6637603D6491CC442DB4B23FC69A426FD
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
sasser.kacasatu.com:80
sasser.kacasatu.com:22
sasser.kacasatu.com:8080
sasser.kacasatu.com:8880
sasser.kacasatu.com:2052
sasser.kacasatu.com:2082
sasser.kacasatu.com:2086
sasser.kacasatu.com:2095
sasser.kacasatu.com:443
sasser.kacasatu.com:2053
sasser.kacasatu.com:2083
sasser.kacasatu.com:2087
sasser.kacasatu.com:2096
sasser.kacasatu.com:8443
agenttesla.kacasatu.com:80
agenttesla.kacasatu.com:22
agenttesla.kacasatu.com:8080
agenttesla.kacasatu.com:8880
agenttesla.kacasatu.com:2052
agenttesla.kacasatu.com:2082
agenttesla.kacasatu.com:2086
agenttesla.kacasatu.com:2095
agenttesla.kacasatu.com:443
agenttesla.kacasatu.com:2053
agenttesla.kacasatu.com:2083
agenttesla.kacasatu.com:2087
agenttesla.kacasatu.com:2096
agenttesla.kacasatu.com:8443

Mutex

evTDBvYj3q7s

Attributes

delay
0
install
true
install_file
4j6g00oy.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
36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24

File Explorer

36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24

.exe 45KB

36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24
MD5 1b1490b3c8b62f9f2db47bb849ef7160
SHA1 3a17bdb73554dde497b5764e30977c55cf99bad5
SHA512 fab70f18ba09a68fb9e4038edd720d715d1986367626d0e83db9352adc1fc125f157caa2a0b9de27adac9a0118896120c93977db1921f878012cbfd56fd51dd9
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q11FaPklZL3API+zjbHgX3iJWzPNHhq8pBDZcx:RuxkJTgip24EkfL3l+3bAXSExHhJdcx
TLSH
T1C5233A003BE8812BF2BE5F7899F25145867AF6637603D6491CC442DB4B23FC69A426FD
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

36777d65bb5431678026a3297cf600ec4be819c5b5f83d302348c4f8f356df24

mscoree

dotnet