asyncrat | 3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a

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General

Target
3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a
Size 45KB
Sample260804-2df1sa1hre
SHA256 3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a
MD5 3331edf7ddcb1613ee306465c9963dc7
SHA1 85b3859eb5bebfb33701f579a2cfb45fc3a2864e
SHA512 49f515e5a664c84607e0ff9f4c09968e39e6772fbe54b9c050ed06af9c916dc0654c9eca6bc25412b0981ea109a66abd8e1f7325757b55c29f7572ecc032d3db
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1n+GtnVnJtHuPIWzjbegX3izgSRz1l90f5YIlBDg:cu6YepTPso2M++B3W3bhXSEQ91EdUx
TLSH
T1C7232B003BE8812BF2BE5FB899F26145867AF5633603DA4D2CC451DB5623FC686426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

vnsextop1.com:80
vnsextop1.com:22
vnsextop1.com:8080
vnsextop1.com:8880
vnsextop1.com:2052
vnsextop1.com:2082
vnsextop1.com:2086
vnsextop1.com:2095
vnsextop1.com:443
vnsextop1.com:2053
vnsextop1.com:2083
vnsextop1.com:2087
vnsextop1.com:2096
vnsextop1.com:8443
www.vnsextop1.com:80
www.vnsextop1.com:22
www.vnsextop1.com:8080
www.vnsextop1.com:8880
www.vnsextop1.com:2052
www.vnsextop1.com:2082
www.vnsextop1.com:2086
www.vnsextop1.com:2095
www.vnsextop1.com:443
www.vnsextop1.com:2053
www.vnsextop1.com:2083
www.vnsextop1.com:2087
www.vnsextop1.com:2096
www.vnsextop1.com:8443
fakeupdates.vnsextop1.com:80
fakeupdates.vnsextop1.com:22
fakeupdates.vnsextop1.com:8080
fakeupdates.vnsextop1.com:8880
fakeupdates.vnsextop1.com:2052
fakeupdates.vnsextop1.com:2082
fakeupdates.vnsextop1.com:2086
fakeupdates.vnsextop1.com:2095
fakeupdates.vnsextop1.com:443
fakeupdates.vnsextop1.com:2053
fakeupdates.vnsextop1.com:2083
fakeupdates.vnsextop1.com:2087
fakeupdates.vnsextop1.com:2096
fakeupdates.vnsextop1.com:8443
wannacry.vnsextop1.com:80
wannacry.vnsextop1.com:22
wannacry.vnsextop1.com:8080
wannacry.vnsextop1.com:8880
wannacry.vnsextop1.com:2052
wannacry.vnsextop1.com:2082
wannacry.vnsextop1.com:2086
wannacry.vnsextop1.com:2095
wannacry.vnsextop1.com:443
wannacry.vnsextop1.com:2053
wannacry.vnsextop1.com:2083
wannacry.vnsextop1.com:2087
wannacry.vnsextop1.com:2096
wannacry.vnsextop1.com:8443
conti.vnsextop1.com:80
conti.vnsextop1.com:22
conti.vnsextop1.com:8080
conti.vnsextop1.com:8880
conti.vnsextop1.com:2052
conti.vnsextop1.com:2082
conti.vnsextop1.com:2086
conti.vnsextop1.com:2095
conti.vnsextop1.com:443
conti.vnsextop1.com:2053
conti.vnsextop1.com:2083
conti.vnsextop1.com:2087
conti.vnsextop1.com:2096
conti.vnsextop1.com:8443

Mutex

0u7XSBPQiSM5

Attributes

delay
0
install
true
install_file
r5tlbo5f.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
3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a

File Explorer

3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a

.exe 45KB

3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a
MD5 3331edf7ddcb1613ee306465c9963dc7
SHA1 85b3859eb5bebfb33701f579a2cfb45fc3a2864e
SHA512 49f515e5a664c84607e0ff9f4c09968e39e6772fbe54b9c050ed06af9c916dc0654c9eca6bc25412b0981ea109a66abd8e1f7325757b55c29f7572ecc032d3db
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1n+GtnVnJtHuPIWzjbegX3izgSRz1l90f5YIlBDg:cu6YepTPso2M++B3W3bhXSEQ91EdUx
TLSH
T1C7232B003BE8812BF2BE5FB899F26145867AF5633603DA4D2CC451DB5623FC686426FD
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

3b54b61df2bc6c691c26c8d4edfa71791275a1bc3b1c198ef7555a648695167a

mscoree

dotnet