asyncrat | 2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac

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General

Target
2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac
Size 45KB
Sample260721-sdgsmswxcx
SHA256 2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac
MD5 eadc8c399b47f7f7ec9d0540e5b2c2c1
SHA1 133de0cdefee25b554809ee2892561408a073c83
SHA512 002e5653cdba1271496fe01379854954cb86d9bc113a43fe1527cd281c7fc5dbece8e6f70111251cee9205eaa2c353e6f76483f406626efec3ad4bd8f9cc30cb
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q17bT0GYjHuPIpzjbngXWitWrDfU3H0taj1osh/8+5+:RuxkJTgip2Os/3p3bgXftWrDffu1osSD
TLSH
T1F7232A003BE8822BF2BE4FB499F26145867EF1636603D64D1CC451DB5723FC69A426FA
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
darkside.kacasatu.com:80
darkside.kacasatu.com:22
darkside.kacasatu.com:8080
darkside.kacasatu.com:8880
darkside.kacasatu.com:2052
darkside.kacasatu.com:2082
darkside.kacasatu.com:2086
darkside.kacasatu.com:2095
darkside.kacasatu.com:443
darkside.kacasatu.com:2053
darkside.kacasatu.com:2083
darkside.kacasatu.com:2087
darkside.kacasatu.com:2096
darkside.kacasatu.com:8443
hack.kacasatu.com:80
hack.kacasatu.com:22
hack.kacasatu.com:8080
hack.kacasatu.com:8880
hack.kacasatu.com:2052
hack.kacasatu.com:2082
hack.kacasatu.com:2086
hack.kacasatu.com:2095
hack.kacasatu.com:443
hack.kacasatu.com:2053
hack.kacasatu.com:2083
hack.kacasatu.com:2087
hack.kacasatu.com:2096
hack.kacasatu.com:8443

Mutex

niT38HBPEMot

Attributes

delay
0
install
true
install_file
o53hg2qn.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
2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac

File Explorer

2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac

.exe 45KB

2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac
MD5 eadc8c399b47f7f7ec9d0540e5b2c2c1
SHA1 133de0cdefee25b554809ee2892561408a073c83
SHA512 002e5653cdba1271496fe01379854954cb86d9bc113a43fe1527cd281c7fc5dbece8e6f70111251cee9205eaa2c353e6f76483f406626efec3ad4bd8f9cc30cb
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q17bT0GYjHuPIpzjbngXWitWrDfU3H0taj1osh/8+5+:RuxkJTgip2Os/3p3bgXftWrDffu1osSD
TLSH
T1F7232A003BE8822BF2BE4FB499F26145867EF1636603D64D1CC451DB5723FC69A426FA
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

2bf0d2a61e2652f1d1fd777f9986ad67eff4b5e5f0e8e1f963ce48e176e399ac

mscoree

dotnet