asyncrat | 8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212

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General

Target
8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212
Size 45KB
Sample260722-vbhy2ahe76
SHA256 8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212
MD5 a52af03578ed1312e5ed2e422a279c36
SHA1 d0cec961adb7c5320c23d9b34151da5f0d96ee90
SHA512 c380506e71cc0eb7b884f7f29d762bd7a2348ce48b2489a9cfa962ad82325c512caadaf46cc081ae65fae98bad17746ab333d37c81215f0406006c0832e5d044
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlI3Xo5EayPIfzjbugX3ieCGiFOWHF3OBDZMx:wuDWZTpMZSB2jQEabf3bRXSe1fi3AdMx
TLSH
T196232A003BE9C22BF2BE4F7899F26145867AF6632603D54D1CC451DB5713FC69A02AFA
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
wannacry.kacasatu.com:80
wannacry.kacasatu.com:22
wannacry.kacasatu.com:8080
wannacry.kacasatu.com:8880
wannacry.kacasatu.com:2052
wannacry.kacasatu.com:2082
wannacry.kacasatu.com:2086
wannacry.kacasatu.com:2095
wannacry.kacasatu.com:443
wannacry.kacasatu.com:2053
wannacry.kacasatu.com:2083
wannacry.kacasatu.com:2087
wannacry.kacasatu.com:2096
wannacry.kacasatu.com:8443
trisis.kacasatu.com:80
trisis.kacasatu.com:22
trisis.kacasatu.com:8080
trisis.kacasatu.com:8880
trisis.kacasatu.com:2052
trisis.kacasatu.com:2082
trisis.kacasatu.com:2086
trisis.kacasatu.com:2095
trisis.kacasatu.com:443
trisis.kacasatu.com:2053
trisis.kacasatu.com:2083
trisis.kacasatu.com:2087
trisis.kacasatu.com:2096
trisis.kacasatu.com:8443

Mutex

IkZ5qRuZKKfz

Attributes

delay
0
install
true
install_file
3vdy0.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
8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212

File Explorer

8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212

.exe 45KB

8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212
MD5 a52af03578ed1312e5ed2e422a279c36
SHA1 d0cec961adb7c5320c23d9b34151da5f0d96ee90
SHA512 c380506e71cc0eb7b884f7f29d762bd7a2348ce48b2489a9cfa962ad82325c512caadaf46cc081ae65fae98bad17746ab333d37c81215f0406006c0832e5d044
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlI3Xo5EayPIfzjbugX3ieCGiFOWHF3OBDZMx:wuDWZTpMZSB2jQEabf3bRXSe1fi3AdMx
TLSH
T196232A003BE9C22BF2BE4F7899F26145867AF6632603D54D1CC451DB5713FC69A02AFA
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

8dbd3d768cd587ef10b21b9f9a6ec8b66e40410313c4c2a2b9a2c57d45e70212

mscoree

dotnet