asyncrat | 3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624

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General

Target
3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624
Size 45KB
Sample260804-ssjksa1thx
SHA256 3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624
MD5 3227f47402ceed6fc216248582ec52a5
SHA1 57868b9135ef830337b4703818dc059d459ab5c3
SHA512 7668dd67642042df2b090143963ab0fa9d1553d547be3e10f37d637f887254e7b41e7689805fce16e5c054359d28cc6767397b6a3f06e1bacb87a4502aa80eb1
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNK9wa0y/zFOPIuzjbJgA3i9w/oGoefsQNsPBDZ0x:5uSy6pTpoo2HCdi3u3bGAS9wmefsQgd2
TLSH
T138232A003BE9812BF2BF5BB89DF26105867AF1673603D64E1CC451DB5623BC686426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

sas-cdn.com:80
sas-cdn.com:22
sas-cdn.com:8080
sas-cdn.com:8880
sas-cdn.com:2052
sas-cdn.com:2082
sas-cdn.com:2086
sas-cdn.com:2095
sas-cdn.com:443
sas-cdn.com:2053
sas-cdn.com:2083
sas-cdn.com:2087
sas-cdn.com:2096
sas-cdn.com:8443
www.sas-cdn.com:80
www.sas-cdn.com:22
www.sas-cdn.com:8080
www.sas-cdn.com:8880
www.sas-cdn.com:2052
www.sas-cdn.com:2082
www.sas-cdn.com:2086
www.sas-cdn.com:2095
www.sas-cdn.com:443
www.sas-cdn.com:2053
www.sas-cdn.com:2083
www.sas-cdn.com:2087
www.sas-cdn.com:2096
www.sas-cdn.com:8443
client.sas-cdn.com:80
client.sas-cdn.com:22
client.sas-cdn.com:8080
client.sas-cdn.com:8880
client.sas-cdn.com:2052
client.sas-cdn.com:2082
client.sas-cdn.com:2086
client.sas-cdn.com:2095
client.sas-cdn.com:443
client.sas-cdn.com:2053
client.sas-cdn.com:2083
client.sas-cdn.com:2087
client.sas-cdn.com:2096
client.sas-cdn.com:8443
ursnif.sas-cdn.com:80
ursnif.sas-cdn.com:22
ursnif.sas-cdn.com:8080
ursnif.sas-cdn.com:8880
ursnif.sas-cdn.com:2052
ursnif.sas-cdn.com:2082
ursnif.sas-cdn.com:2086
ursnif.sas-cdn.com:2095
ursnif.sas-cdn.com:443
ursnif.sas-cdn.com:2053
ursnif.sas-cdn.com:2083
ursnif.sas-cdn.com:2087
ursnif.sas-cdn.com:2096
ursnif.sas-cdn.com:8443

Mutex

jEqtQ2XqtitH

Attributes

delay
0
install
true
install_file
48xd8sl.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
3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624

File Explorer

3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624

.exe 45KB

3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624
MD5 3227f47402ceed6fc216248582ec52a5
SHA1 57868b9135ef830337b4703818dc059d459ab5c3
SHA512 7668dd67642042df2b090143963ab0fa9d1553d547be3e10f37d637f887254e7b41e7689805fce16e5c054359d28cc6767397b6a3f06e1bacb87a4502aa80eb1
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNK9wa0y/zFOPIuzjbJgA3i9w/oGoefsQNsPBDZ0x:5uSy6pTpoo2HCdi3u3bGAS9wmefsQgd2
TLSH
T138232A003BE9812BF2BF5BB89DF26105867AF1673603D64E1CC451DB5623BC686426FE
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

51278

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

3266b198f142c90cb58575f793b57777241972693ce5ff3945ad25ef8374d624

mscoree

dotnet