asyncrat | 900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c

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General

Target
900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c
Size 45KB
Sample260804-w82cbaxeqd
SHA256 900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c
MD5 162478ebe6e125dcc838296f4aee3d12
SHA1 47f3d39a4ee292b44596be85fbb67dea63a55a4c
SHA512 e7683ed5f427108d51948a2888b6872d26b35622e54e6fb17a07b3e70c3d94f0ab72667cc88b20b00c4a5bfae74a4641fe69d26546f2a773dcec0367f65784b3
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1ebqpG3jHuPIhzjbPgXei0c1tHE54a7BDZUx:cu6YepTPso2jsM3h3b4Xn0wE5ntdUx
TLSH
T1D4232A003BE9822BF2BE4FB4ADF26105867AF6637603D64D1CC452DB4613BC696426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

viet18.org:80
viet18.org:22
viet18.org:8080
viet18.org:8880
viet18.org:2052
viet18.org:2082
viet18.org:2086
viet18.org:2095
viet18.org:443
viet18.org:2053
viet18.org:2083
viet18.org:2087
viet18.org:2096
viet18.org:8443
www.viet18.org:80
www.viet18.org:22
www.viet18.org:8080
www.viet18.org:8880
www.viet18.org:2052
www.viet18.org:2082
www.viet18.org:2086
www.viet18.org:2095
www.viet18.org:443
www.viet18.org:2053
www.viet18.org:2083
www.viet18.org:2087
www.viet18.org:2096
www.viet18.org:8443
triton.viet18.org:80
triton.viet18.org:22
triton.viet18.org:8080
triton.viet18.org:8880
triton.viet18.org:2052
triton.viet18.org:2082
triton.viet18.org:2086
triton.viet18.org:2095
triton.viet18.org:443
triton.viet18.org:2053
triton.viet18.org:2083
triton.viet18.org:2087
triton.viet18.org:2096
triton.viet18.org:8443
trisis.viet18.org:80
trisis.viet18.org:22
trisis.viet18.org:8080
trisis.viet18.org:8880
trisis.viet18.org:2052
trisis.viet18.org:2082
trisis.viet18.org:2086
trisis.viet18.org:2095
trisis.viet18.org:443
trisis.viet18.org:2053
trisis.viet18.org:2083
trisis.viet18.org:2087
trisis.viet18.org:2096
trisis.viet18.org:8443
nimda.viet18.org:80
nimda.viet18.org:22
nimda.viet18.org:8080
nimda.viet18.org:8880
nimda.viet18.org:2052
nimda.viet18.org:2082
nimda.viet18.org:2086
nimda.viet18.org:2095
nimda.viet18.org:443
nimda.viet18.org:2053
nimda.viet18.org:2083
nimda.viet18.org:2087
nimda.viet18.org:2096
nimda.viet18.org:8443
client.viet18.org:80
client.viet18.org:22
client.viet18.org:8080
client.viet18.org:8880
client.viet18.org:2052
client.viet18.org:2082
client.viet18.org:2086
client.viet18.org:2095
client.viet18.org:443
client.viet18.org:2053
client.viet18.org:2083
client.viet18.org:2087
client.viet18.org:2096
client.viet18.org:8443

Mutex

VVvckuxSdHxP

Attributes

delay
0
install
true
install_file
d952eplp.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
900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c

File Explorer

900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c

.exe 45KB

900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c
MD5 162478ebe6e125dcc838296f4aee3d12
SHA1 47f3d39a4ee292b44596be85fbb67dea63a55a4c
SHA512 e7683ed5f427108d51948a2888b6872d26b35622e54e6fb17a07b3e70c3d94f0ab72667cc88b20b00c4a5bfae74a4641fe69d26546f2a773dcec0367f65784b3
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1ebqpG3jHuPIhzjbPgXei0c1tHE54a7BDZUx:cu6YepTPso2jsM3h3b4Xn0wE5ntdUx
TLSH
T1D4232A003BE9822BF2BE4FB4ADF26105867AF6637603D64D1CC452DB4613BC696426FD
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

51374

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

900d5261b8bf0ca823ce6a3aa0c9e76c2273764a2f2c58737d8241b3379b1b9c

mscoree

dotnet