asyncrat | 77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577

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General

Target
77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577
Size 45KB
Sample260715-n8evbae16x
SHA256 77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577
MD5 7e7d9ecbdcec390fa127b9d3893d98af
SHA1 db9901d395d20eabdc1642686a64bb7753e0b61a
SHA512 89b78413754842435eabed34d827ce2b705f213cd469d7c8b4b66250526be451bdde6003ae3c076a431ff7fea16f1f112bd0501e4bc1b11959bf30cf58058b51
SSDEEP 768:vuogpT78XvEsWUOsRzqmo2qrrb3/GYjHuPInzjbsgXbiotm5rGA6VZrcSXLoBDZm:vuogpT7I62gL/3n3bjX2L5sf97Odkx
TLSH
T11B232A003BE8812BF2BE5FB89CF26145467AF6636203D64D1CC451DB5623FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

lephimsexviet.com:80
lephimsexviet.com:22
lephimsexviet.com:8080
lephimsexviet.com:8880
lephimsexviet.com:2052
lephimsexviet.com:2082
lephimsexviet.com:2086
lephimsexviet.com:2095
lephimsexviet.com:443
lephimsexviet.com:2053
lephimsexviet.com:2083
lephimsexviet.com:2087
lephimsexviet.com:2096
lephimsexviet.com:8443
www.lephimsexviet.com:80
www.lephimsexviet.com:22
www.lephimsexviet.com:8080
www.lephimsexviet.com:8880
www.lephimsexviet.com:2052
www.lephimsexviet.com:2082
www.lephimsexviet.com:2086
www.lephimsexviet.com:2095
www.lephimsexviet.com:443
www.lephimsexviet.com:2053
www.lephimsexviet.com:2083
www.lephimsexviet.com:2087
www.lephimsexviet.com:2096
www.lephimsexviet.com:8443
mirai.lephimsexviet.com:80
mirai.lephimsexviet.com:22
mirai.lephimsexviet.com:8080
mirai.lephimsexviet.com:8880
mirai.lephimsexviet.com:2052
mirai.lephimsexviet.com:2082
mirai.lephimsexviet.com:2086
mirai.lephimsexviet.com:2095
mirai.lephimsexviet.com:443
mirai.lephimsexviet.com:2053
mirai.lephimsexviet.com:2083
mirai.lephimsexviet.com:2087
mirai.lephimsexviet.com:2096
mirai.lephimsexviet.com:8443
nanocore.lephimsexviet.com:80
nanocore.lephimsexviet.com:22
nanocore.lephimsexviet.com:8080
nanocore.lephimsexviet.com:8880
nanocore.lephimsexviet.com:2052
nanocore.lephimsexviet.com:2082
nanocore.lephimsexviet.com:2086
nanocore.lephimsexviet.com:2095
nanocore.lephimsexviet.com:443
nanocore.lephimsexviet.com:2053
nanocore.lephimsexviet.com:2083
nanocore.lephimsexviet.com:2087
nanocore.lephimsexviet.com:2096
nanocore.lephimsexviet.com:8443
lokibot.lephimsexviet.com:80
lokibot.lephimsexviet.com:22
lokibot.lephimsexviet.com:8080
lokibot.lephimsexviet.com:8880
lokibot.lephimsexviet.com:2052
lokibot.lephimsexviet.com:2082
lokibot.lephimsexviet.com:2086
lokibot.lephimsexviet.com:2095
lokibot.lephimsexviet.com:443
lokibot.lephimsexviet.com:2053
lokibot.lephimsexviet.com:2083
lokibot.lephimsexviet.com:2087
lokibot.lephimsexviet.com:2096
lokibot.lephimsexviet.com:8443
remcos.lephimsexviet.com:80
remcos.lephimsexviet.com:22
remcos.lephimsexviet.com:8080
remcos.lephimsexviet.com:8880
remcos.lephimsexviet.com:2052
remcos.lephimsexviet.com:2082
remcos.lephimsexviet.com:2086
remcos.lephimsexviet.com:2095
remcos.lephimsexviet.com:443
remcos.lephimsexviet.com:2053
remcos.lephimsexviet.com:2083
remcos.lephimsexviet.com:2087
remcos.lephimsexviet.com:2096
remcos.lephimsexviet.com:8443

Mutex

xvlBOR6tDY3A

Attributes

delay
0
install
true
install_file
y6d3sf7p.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
77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577

File Explorer

77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577

.exe 45KB

77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577
MD5 7e7d9ecbdcec390fa127b9d3893d98af
SHA1 db9901d395d20eabdc1642686a64bb7753e0b61a
SHA512 89b78413754842435eabed34d827ce2b705f213cd469d7c8b4b66250526be451bdde6003ae3c076a431ff7fea16f1f112bd0501e4bc1b11959bf30cf58058b51
SSDEEP 768:vuogpT78XvEsWUOsRzqmo2qrrb3/GYjHuPInzjbsgXbiotm5rGA6VZrcSXLoBDZm:vuogpT7I62gL/3n3bjX2L5sf97Odkx
TLSH
T11B232A003BE8812BF2BE5FB89CF26145467AF6636203D64D1CC451DB5623FC69A426FE
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

51454

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

77fc893555fca22ef4f5b8b190231e4fbb5e8a32fd05b0b9be4700b9a7c50577

mscoree

dotnet