asyncrat | 4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e

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General

Target
4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e
Size 45KB
Sample260804-rnm7qsseqf
SHA256 4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e
MD5 40c76291b4f952cf57ab2eaaf6eb517e
SHA1 9d9c3ea50c7c7c264f152fd8ed38d417af72241d
SHA512 e05cd49ac4b1e7e40f7b82cb6f7511a5b0870347d179afcdf637fce109dddd2d2ec0569e245908f0ea33264a5613854f3e76269ae50cb3b30de6e9e5fd4090ed
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1zGsGx8OHuPI2zjb1g03iSautOFTuhaKU/clBDZcx:RuxkJTgip2+ez323bS0SIMxRkrdcx
TLSH
T104231A003BE9822BF2BE4F7898F26145467AF1677603D9892CC452D75623FC6CA426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

zorvec.top:80
zorvec.top:22
zorvec.top:8080
zorvec.top:8880
zorvec.top:2052
zorvec.top:2082
zorvec.top:2086
zorvec.top:2095
zorvec.top:443
zorvec.top:2053
zorvec.top:2083
zorvec.top:2087
zorvec.top:2096
zorvec.top:8443
www.zorvec.top:80
www.zorvec.top:22
www.zorvec.top:8080
www.zorvec.top:8880
www.zorvec.top:2052
www.zorvec.top:2082
www.zorvec.top:2086
www.zorvec.top:2095
www.zorvec.top:443
www.zorvec.top:2053
www.zorvec.top:2083
www.zorvec.top:2087
www.zorvec.top:2096
www.zorvec.top:8443
blaster.zorvec.top:80
blaster.zorvec.top:22
blaster.zorvec.top:8080
blaster.zorvec.top:8880
blaster.zorvec.top:2052
blaster.zorvec.top:2082
blaster.zorvec.top:2086
blaster.zorvec.top:2095
blaster.zorvec.top:443
blaster.zorvec.top:2053
blaster.zorvec.top:2083
blaster.zorvec.top:2087
blaster.zorvec.top:2096
blaster.zorvec.top:8443
downadup.zorvec.top:80
downadup.zorvec.top:22
downadup.zorvec.top:8080
downadup.zorvec.top:8880
downadup.zorvec.top:2052
downadup.zorvec.top:2082
downadup.zorvec.top:2086
downadup.zorvec.top:2095
downadup.zorvec.top:443
downadup.zorvec.top:2053
downadup.zorvec.top:2083
downadup.zorvec.top:2087
downadup.zorvec.top:2096
downadup.zorvec.top:8443

Mutex

TNpzbGM5t2FZ

Attributes

delay
0
install
true
install_file
yvbo8orh.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
4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e

File Explorer

4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e

.exe 45KB

4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e
MD5 40c76291b4f952cf57ab2eaaf6eb517e
SHA1 9d9c3ea50c7c7c264f152fd8ed38d417af72241d
SHA512 e05cd49ac4b1e7e40f7b82cb6f7511a5b0870347d179afcdf637fce109dddd2d2ec0569e245908f0ea33264a5613854f3e76269ae50cb3b30de6e9e5fd4090ed
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1zGsGx8OHuPI2zjb1g03iSautOFTuhaKU/clBDZcx:RuxkJTgip2+ez323bS0SIMxRkrdcx
TLSH
T104231A003BE9822BF2BE4F7898F26145467AF1677603D9892CC452D75623FC6CA426FD
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

4e321c2b7e7c39c866e3b1d8d6900f79620330ae894e10ade30d983e28e98d2e

mscoree

dotnet