asyncrat | b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17

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General

Target
b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17
Size 45KB
Sample260804-j3m7aavcnd
SHA256 b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17
MD5 ed30a31fef38f141317a8485e0a4c51a
SHA1 e86fc3e7a91d893f102b72dbd00c96875561b294
SHA512 81045a882f527cbbedb08df26913acffdcdfc56988b6fccb5f4d725d270564a29b4543f2ec190fd8fa6fa4b6c055eb47e6b3f2e32dba96e7049ad6b3e2be03ec
SSDEEP 768:0u2vpTD4U2ieWUsqfAmo2qj7qAYaayNPIHzjbdgX35GKjvNKKWM/CaBDZ8x:0u2vpTDe+2wqzqqH3bKXJ7rkKWM/Nd8x
TLSH
T1A2233A003BE8812BF2BE4F78A9F26145867AF6633603D54E1CC4519B5713BC69642AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

fimsexvietnam.com:80
fimsexvietnam.com:22
fimsexvietnam.com:8080
fimsexvietnam.com:8880
fimsexvietnam.com:2052
fimsexvietnam.com:2082
fimsexvietnam.com:2086
fimsexvietnam.com:2095
fimsexvietnam.com:443
fimsexvietnam.com:2053
fimsexvietnam.com:2083
fimsexvietnam.com:2087
fimsexvietnam.com:2096
fimsexvietnam.com:8443
www.fimsexvietnam.com:80
www.fimsexvietnam.com:22
www.fimsexvietnam.com:8080
www.fimsexvietnam.com:8880
www.fimsexvietnam.com:2052
www.fimsexvietnam.com:2082
www.fimsexvietnam.com:2086
www.fimsexvietnam.com:2095
www.fimsexvietnam.com:443
www.fimsexvietnam.com:2053
www.fimsexvietnam.com:2083
www.fimsexvietnam.com:2087
www.fimsexvietnam.com:2096
www.fimsexvietnam.com:8443
trickbot.fimsexvietnam.com:80
trickbot.fimsexvietnam.com:22
trickbot.fimsexvietnam.com:8080
trickbot.fimsexvietnam.com:8880
trickbot.fimsexvietnam.com:2052
trickbot.fimsexvietnam.com:2082
trickbot.fimsexvietnam.com:2086
trickbot.fimsexvietnam.com:2095
trickbot.fimsexvietnam.com:443
trickbot.fimsexvietnam.com:2053
trickbot.fimsexvietnam.com:2083
trickbot.fimsexvietnam.com:2087
trickbot.fimsexvietnam.com:2096
trickbot.fimsexvietnam.com:8443
mirai.fimsexvietnam.com:80
mirai.fimsexvietnam.com:22
mirai.fimsexvietnam.com:8080
mirai.fimsexvietnam.com:8880
mirai.fimsexvietnam.com:2052
mirai.fimsexvietnam.com:2082
mirai.fimsexvietnam.com:2086
mirai.fimsexvietnam.com:2095
mirai.fimsexvietnam.com:443
mirai.fimsexvietnam.com:2053
mirai.fimsexvietnam.com:2083
mirai.fimsexvietnam.com:2087
mirai.fimsexvietnam.com:2096
mirai.fimsexvietnam.com:8443
remote.fimsexvietnam.com:80
remote.fimsexvietnam.com:22
remote.fimsexvietnam.com:8080
remote.fimsexvietnam.com:8880
remote.fimsexvietnam.com:2052
remote.fimsexvietnam.com:2082
remote.fimsexvietnam.com:2086
remote.fimsexvietnam.com:2095
remote.fimsexvietnam.com:443
remote.fimsexvietnam.com:2053
remote.fimsexvietnam.com:2083
remote.fimsexvietnam.com:2087
remote.fimsexvietnam.com:2096
remote.fimsexvietnam.com:8443
klez.fimsexvietnam.com:80
klez.fimsexvietnam.com:22
klez.fimsexvietnam.com:8080
klez.fimsexvietnam.com:8880
klez.fimsexvietnam.com:2052
klez.fimsexvietnam.com:2082
klez.fimsexvietnam.com:2086
klez.fimsexvietnam.com:2095
klez.fimsexvietnam.com:443
klez.fimsexvietnam.com:2053
klez.fimsexvietnam.com:2083
klez.fimsexvietnam.com:2087
klez.fimsexvietnam.com:2096
klez.fimsexvietnam.com:8443

Mutex

fA9WbInyvTMv

Attributes

delay
0
install
true
install_file
ula947s.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
b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17

File Explorer

b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17

.exe 45KB

b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17
MD5 ed30a31fef38f141317a8485e0a4c51a
SHA1 e86fc3e7a91d893f102b72dbd00c96875561b294
SHA512 81045a882f527cbbedb08df26913acffdcdfc56988b6fccb5f4d725d270564a29b4543f2ec190fd8fa6fa4b6c055eb47e6b3f2e32dba96e7049ad6b3e2be03ec
SSDEEP 768:0u2vpTD4U2ieWUsqfAmo2qj7qAYaayNPIHzjbdgX35GKjvNKKWM/CaBDZ8x:0u2vpTDe+2wqzqqH3bKXJ7rkKWM/Nd8x
TLSH
T1A2233A003BE8812BF2BE4F78A9F26145867AF6633603D54E1CC4519B5713BC69642AFE
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

51438

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

b7c97607e09b55745fec3c6d4c45b019f604cf275fa77a77e66cf1e6048cba17

mscoree

dotnet