asyncrat | 5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb

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General

Target
5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb
Size 45KB
Sample260712-qs3bsacy2y
SHA256 5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb
MD5 ff34e572819d039717844f59939fca32
SHA1 deca56a3bcd83c4dea46fe3b9bf094a584d7ce45
SHA512 08fe4d9b29a75e8a543083e377bd7236cc6a743e744d1e47da7a5e4572319825f2b22bcdab075e7503970780325aeb399c2e5d5bc0d66727c8c0cea290e8105c
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFPeeXK5o5TN8/nPI6EzjbegX3iVuilz3nRBDZUx:cu7e5TH2A27eEoTNKA6E3bhXSVLlbdUx
TLSH
T1C5232A003BE9C12BF2BE4FB899F26145867AF2633603D54E1CC4519B5613BC6D642AEE
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
iloveyou.fimsec.com:80
iloveyou.fimsec.com:22
iloveyou.fimsec.com:8080
iloveyou.fimsec.com:8880
iloveyou.fimsec.com:2052
iloveyou.fimsec.com:2082
iloveyou.fimsec.com:2086
iloveyou.fimsec.com:2095
iloveyou.fimsec.com:443
iloveyou.fimsec.com:2053
iloveyou.fimsec.com:2083
iloveyou.fimsec.com:2087
iloveyou.fimsec.com:2096
iloveyou.fimsec.com:8443
remcos.fimsec.com:80
remcos.fimsec.com:22
remcos.fimsec.com:8080
remcos.fimsec.com:8880
remcos.fimsec.com:2052
remcos.fimsec.com:2082
remcos.fimsec.com:2086
remcos.fimsec.com:2095
remcos.fimsec.com:443
remcos.fimsec.com:2053
remcos.fimsec.com:2083
remcos.fimsec.com:2087
remcos.fimsec.com:2096
remcos.fimsec.com:8443
nanocore.fimsec.com:80
nanocore.fimsec.com:22
nanocore.fimsec.com:8080
nanocore.fimsec.com:8880
nanocore.fimsec.com:2052
nanocore.fimsec.com:2082
nanocore.fimsec.com:2086
nanocore.fimsec.com:2095
nanocore.fimsec.com:443
nanocore.fimsec.com:2053
nanocore.fimsec.com:2083
nanocore.fimsec.com:2087
nanocore.fimsec.com:2096
nanocore.fimsec.com:8443

Mutex

zqCtdfc8qLhs

Attributes

delay
0
install
true
install_file
zuwou.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
5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb

File Explorer

5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb

.exe 45KB

5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb
MD5 ff34e572819d039717844f59939fca32
SHA1 deca56a3bcd83c4dea46fe3b9bf094a584d7ce45
SHA512 08fe4d9b29a75e8a543083e377bd7236cc6a743e744d1e47da7a5e4572319825f2b22bcdab075e7503970780325aeb399c2e5d5bc0d66727c8c0cea290e8105c
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFPeeXK5o5TN8/nPI6EzjbegX3iVuilz3nRBDZUx:cu7e5TH2A27eEoTNKA6E3bhXSVLlbdUx
TLSH
T1C5232A003BE9C12BF2BE4FB899F26145867AF2633603D54E1CC4519B5613BC6D642AEE
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

51310

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

5d777e77bae70fa83e741380f861d03299c0e9fd39cd586f862eea8e86ad75cb

mscoree

dotnet