asyncrat | 437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f

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General

Target
437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f
Size 45KB
Sample260804-kr5gvs1xhs
SHA256 437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f
MD5 04cf485ccc49fa53017144c0aa0ddf66
SHA1 c6e6135ef9eac96cd68bb139a5e28b08439c50bc
SHA512 868bcb1f46e864aad87e41957a81eff134cb78a8d455d91c760378ff9a2ba334c76057d27b99027436f5cae843ca3d4908c9107cbb1dfb86f0a5cef484c4db54
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlneeXK5o5TN8/nPI6EzjbvgX3iQb84b/0oYhbrmy:wuDWZTpMZSB2DeEoTNKA6E3bYXSQb84G
TLSH
T171231A003BE9812BF2BF4F7899F26145867AF2633603D64A1CC4519B5713FC68A526FD
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
invasive.sas-cdn.com:80
invasive.sas-cdn.com:22
invasive.sas-cdn.com:8080
invasive.sas-cdn.com:8880
invasive.sas-cdn.com:2052
invasive.sas-cdn.com:2082
invasive.sas-cdn.com:2086
invasive.sas-cdn.com:2095
invasive.sas-cdn.com:443
invasive.sas-cdn.com:2053
invasive.sas-cdn.com:2083
invasive.sas-cdn.com:2087
invasive.sas-cdn.com:2096
invasive.sas-cdn.com:8443
mirai.sas-cdn.com:80
mirai.sas-cdn.com:22
mirai.sas-cdn.com:8080
mirai.sas-cdn.com:8880
mirai.sas-cdn.com:2052
mirai.sas-cdn.com:2082
mirai.sas-cdn.com:2086
mirai.sas-cdn.com:2095
mirai.sas-cdn.com:443
mirai.sas-cdn.com:2053
mirai.sas-cdn.com:2083
mirai.sas-cdn.com:2087
mirai.sas-cdn.com:2096
mirai.sas-cdn.com:8443

Mutex

1lJspswP11A9

Attributes

delay
0
install
true
install_file
rxgqu.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
437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f

File Explorer

437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f

.exe 45KB

437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f
MD5 04cf485ccc49fa53017144c0aa0ddf66
SHA1 c6e6135ef9eac96cd68bb139a5e28b08439c50bc
SHA512 868bcb1f46e864aad87e41957a81eff134cb78a8d455d91c760378ff9a2ba334c76057d27b99027436f5cae843ca3d4908c9107cbb1dfb86f0a5cef484c4db54
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlneeXK5o5TN8/nPI6EzjbvgX3iQb84b/0oYhbrmy:wuDWZTpMZSB2DeEoTNKA6E3bYXSQb84G
TLSH
T171231A003BE9812BF2BF4F7899F26145867AF2633603D64A1CC4519B5713FC68A526FD
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

437a52b8d120c5f5b5ba83a131a8e0ce18db8978698ac36fac758dee3239921f

mscoree

dotnet