asyncrat | 79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d

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General

Target
79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d
Size 45KB
Sample260712-c93f8ab16j
SHA256 79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d
MD5 19e876b05436e697ca1b60fafcafdf29
SHA1 43e807d8bd8e3f06cb30e835a8ee668ecd6695db
SHA512 a488ee8fe49eebed271e579f81f4388020ff43ad55b5283d7d7b38f89633b0c4bed0610146fa50801baf63f3e432ba0081746a1ed106dfff0301e85743afee68
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9TZo3TMtPIm+jb9gX3iBtzlAxCGgSBDZsx:EulCJTHl42sU3mybqXSBllAxCGddsx
TLSH
T1C1231B0037E8C12BF2BE4F78A9F26145457AF6673A03D68E1CC441DA5723FC686426FA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

fimsec.com:80
fimsec.com:22
fimsec.com:8080
fimsec.com:8880
fimsec.com:2052
fimsec.com:2082
fimsec.com:2086
fimsec.com:2095
fimsec.com:443
fimsec.com:2053
fimsec.com:2083
fimsec.com:2087
fimsec.com:2096
fimsec.com:8443
www.fimsec.com:80
www.fimsec.com:22
www.fimsec.com:8080
www.fimsec.com:8880
www.fimsec.com:2052
www.fimsec.com:2082
www.fimsec.com:2086
www.fimsec.com:2095
www.fimsec.com:443
www.fimsec.com:2053
www.fimsec.com:2083
www.fimsec.com:2087
www.fimsec.com:2096
www.fimsec.com:8443
formbook.fimsec.com:80
formbook.fimsec.com:22
formbook.fimsec.com:8080
formbook.fimsec.com:8880
formbook.fimsec.com:2052
formbook.fimsec.com:2082
formbook.fimsec.com:2086
formbook.fimsec.com:2095
formbook.fimsec.com:443
formbook.fimsec.com:2053
formbook.fimsec.com:2083
formbook.fimsec.com:2087
formbook.fimsec.com:2096
formbook.fimsec.com:8443
cryptolocker.fimsec.com:80
cryptolocker.fimsec.com:22
cryptolocker.fimsec.com:8080
cryptolocker.fimsec.com:8880
cryptolocker.fimsec.com:2052
cryptolocker.fimsec.com:2082
cryptolocker.fimsec.com:2086
cryptolocker.fimsec.com:2095
cryptolocker.fimsec.com:443
cryptolocker.fimsec.com:2053
cryptolocker.fimsec.com:2083
cryptolocker.fimsec.com:2087
cryptolocker.fimsec.com:2096
cryptolocker.fimsec.com:8443
melissa.fimsec.com:80
melissa.fimsec.com:22
melissa.fimsec.com:8080
melissa.fimsec.com:8880
melissa.fimsec.com:2052
melissa.fimsec.com:2082
melissa.fimsec.com:2086
melissa.fimsec.com:2095
melissa.fimsec.com:443
melissa.fimsec.com:2053
melissa.fimsec.com:2083
melissa.fimsec.com:2087
melissa.fimsec.com:2096
melissa.fimsec.com:8443
mirai.fimsec.com:80
mirai.fimsec.com:22
mirai.fimsec.com:8080
mirai.fimsec.com:8880
mirai.fimsec.com:2052
mirai.fimsec.com:2082
mirai.fimsec.com:2086
mirai.fimsec.com:2095
mirai.fimsec.com:443
mirai.fimsec.com:2053
mirai.fimsec.com:2083
mirai.fimsec.com:2087
mirai.fimsec.com:2096
mirai.fimsec.com:8443

Mutex

kKaGzdqLc1V3

Attributes

delay
0
install
true
install_file
y3pd6c.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
79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d

File Explorer

79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d

.exe 45KB

79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d
MD5 19e876b05436e697ca1b60fafcafdf29
SHA1 43e807d8bd8e3f06cb30e835a8ee668ecd6695db
SHA512 a488ee8fe49eebed271e579f81f4388020ff43ad55b5283d7d7b38f89633b0c4bed0610146fa50801baf63f3e432ba0081746a1ed106dfff0301e85743afee68
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9TZo3TMtPIm+jb9gX3iBtzlAxCGgSBDZsx:EulCJTHl42sU3mybqXSBllAxCGddsx
TLSH
T1C1231B0037E8C12BF2BE4F78A9F26145457AF6673A03D68E1CC441DA5723FC686426FA
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

51358

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

79cccfc6268df0e7883b9b1dca0495c40667b6e6908fe5961dafb627fba20d0d

mscoree

dotnet