asyncrat | 50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df

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General

Target
50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df
Size 45KB
Sample260804-lbyvtabr8v
SHA256 50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df
MD5 bda70a435c7aa6ac8c20763d54e1c9a5
SHA1 7fd405378c594b4a038ce2d3adad4a4cd7c881be
SHA512 6af9c9ee575203a04430b0d0bf767cfb4d0e71f086cbb7253c293bfd19b5a5dda2f4e871b3604078489f445f88c9f9d0b0a3c38fbe6cd6e453270d1920ad6808
SSDEEP 768:MudApTNctooWUS7C+mo2qtsGFZQjB4PIFfzjbBgX3i3coOT66CBDZIx:MudApTNmU2kqF9Ff3buXS3co0668dIx
TLSH
T138231A003BE8C12BF2BE4F78ADF26145867AF6633603D5491CC451DB5713BC69A42AEE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

xemsexmy.org:80
xemsexmy.org:22
xemsexmy.org:8080
xemsexmy.org:8880
xemsexmy.org:2052
xemsexmy.org:2082
xemsexmy.org:2086
xemsexmy.org:2095
xemsexmy.org:443
xemsexmy.org:2053
xemsexmy.org:2083
xemsexmy.org:2087
xemsexmy.org:2096
xemsexmy.org:8443
www.xemsexmy.org:80
www.xemsexmy.org:22
www.xemsexmy.org:8080
www.xemsexmy.org:8880
www.xemsexmy.org:2052
www.xemsexmy.org:2082
www.xemsexmy.org:2086
www.xemsexmy.org:2095
www.xemsexmy.org:443
www.xemsexmy.org:2053
www.xemsexmy.org:2083
www.xemsexmy.org:2087
www.xemsexmy.org:2096
www.xemsexmy.org:8443
mirai.xemsexmy.org:80
mirai.xemsexmy.org:22
mirai.xemsexmy.org:8080
mirai.xemsexmy.org:8880
mirai.xemsexmy.org:2052
mirai.xemsexmy.org:2082
mirai.xemsexmy.org:2086
mirai.xemsexmy.org:2095
mirai.xemsexmy.org:443
mirai.xemsexmy.org:2053
mirai.xemsexmy.org:2083
mirai.xemsexmy.org:2087
mirai.xemsexmy.org:2096
mirai.xemsexmy.org:8443
invasive.xemsexmy.org:80
invasive.xemsexmy.org:22
invasive.xemsexmy.org:8080
invasive.xemsexmy.org:8880
invasive.xemsexmy.org:2052
invasive.xemsexmy.org:2082
invasive.xemsexmy.org:2086
invasive.xemsexmy.org:2095
invasive.xemsexmy.org:443
invasive.xemsexmy.org:2053
invasive.xemsexmy.org:2083
invasive.xemsexmy.org:2087
invasive.xemsexmy.org:2096
invasive.xemsexmy.org:8443

Mutex

QyOBsQLM6SH8

Attributes

delay
0
install
true
install_file
cvu5vv.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
50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df

File Explorer

50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df

.exe 45KB

50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df
MD5 bda70a435c7aa6ac8c20763d54e1c9a5
SHA1 7fd405378c594b4a038ce2d3adad4a4cd7c881be
SHA512 6af9c9ee575203a04430b0d0bf767cfb4d0e71f086cbb7253c293bfd19b5a5dda2f4e871b3604078489f445f88c9f9d0b0a3c38fbe6cd6e453270d1920ad6808
SSDEEP 768:MudApTNctooWUS7C+mo2qtsGFZQjB4PIFfzjbBgX3i3coOT66CBDZIx:MudApTNmU2kqF9Ff3buXS3co0668dIx
TLSH
T138231A003BE8C12BF2BE4F78ADF26145867AF6633603D5491CC451DB5713BC69A42AEE
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

51262

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

50b739173e922419299886890c932244c04c859b42ee3082eb3ffcf970d807df

mscoree

dotnet