asyncrat | a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b

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General

Target
a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b
Size 45KB
Sample260804-nddnrsdm4t
SHA256 a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b
MD5 0098bfb791ca6247bd4efa932f2ded1d
SHA1 5bb10bcfd3922856009f7344fa5d46db6ee4ecc8
SHA512 b72ef7add3eda6e583b817e41c7d80b81a5e5de4d24c02d36cad55308eb0e439a26928b37e6ae54d66485e36be287943fdcb7eb601134505a9e65dc7d75139c4
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlzfBohEa+PIvIjb5gX3iDnD8KQGyp0BDZMx:wuDWZTpMZSB2S4EaHvgbWXSxQNpCdMx
TLSH
T132232A003BE8822BF2BE4F785CF26145867AF5636603D68D2CC452D75613FC69A426FE
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
emotet.viet18.org:80
emotet.viet18.org:22
emotet.viet18.org:8080
emotet.viet18.org:8880
emotet.viet18.org:2052
emotet.viet18.org:2082
emotet.viet18.org:2086
emotet.viet18.org:2095
emotet.viet18.org:443
emotet.viet18.org:2053
emotet.viet18.org:2083
emotet.viet18.org:2087
emotet.viet18.org:2096
emotet.viet18.org:8443
fakeupdates.viet18.org:80
fakeupdates.viet18.org:22
fakeupdates.viet18.org:8080
fakeupdates.viet18.org:8880
fakeupdates.viet18.org:2052
fakeupdates.viet18.org:2082
fakeupdates.viet18.org:2086
fakeupdates.viet18.org:2095
fakeupdates.viet18.org:443
fakeupdates.viet18.org:2053
fakeupdates.viet18.org:2083
fakeupdates.viet18.org:2087
fakeupdates.viet18.org:2096
fakeupdates.viet18.org:8443

Mutex

LSg43SQgK11K

Attributes

delay
0
install
true
install_file
yedl7.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
a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b

File Explorer

a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b

.exe 45KB

a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b
MD5 0098bfb791ca6247bd4efa932f2ded1d
SHA1 5bb10bcfd3922856009f7344fa5d46db6ee4ecc8
SHA512 b72ef7add3eda6e583b817e41c7d80b81a5e5de4d24c02d36cad55308eb0e439a26928b37e6ae54d66485e36be287943fdcb7eb601134505a9e65dc7d75139c4
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlzfBohEa+PIvIjb5gX3iDnD8KQGyp0BDZMx:wuDWZTpMZSB2S4EaHvgbWXSxQNpCdMx
TLSH
T132232A003BE8822BF2BE4F785CF26145867AF5636603D68D2CC452D75613FC69A426FE
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

51262

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

a848685cdf79671b05384a930c2c207a3584fe3d5c6d3f46c51cc0ea7e78b63b

mscoree

dotnet