asyncrat | b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8

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General

Target
b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8
Size 45KB
Sample260804-1w2vjahe72
SHA256 b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8
MD5 fd8dcd8dad3f0f693642587367cf26c9
SHA1 17ce8a0aad380484497bc90a98dd608892f4e0a6
SHA512 46917b7780ed59493c11ba594d5a93e9dca2422cfbeb5be2afdb3a2894ce2790df46d7b110fe296cc8c66869f7ef5ee7ff5d28582ca4d67e129f520d07cf5cd0
SSDEEP 768:5udApTNctooWUS7C+mo2qtXCXtTt/PIhzjbwgX3ihIZ+k+uJjBDZ0x:5udApTNmU2gwuh3b3XSKZrd0x
TLSH
T1AC232B0037E9812BF2BE5F78A9F26145867AF2673603D54D1CC4419B5723BC68A427FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

sextinvl.blog:80
sextinvl.blog:22
sextinvl.blog:8080
sextinvl.blog:8880
sextinvl.blog:2052
sextinvl.blog:2082
sextinvl.blog:2086
sextinvl.blog:2095
sextinvl.blog:443
sextinvl.blog:2053
sextinvl.blog:2083
sextinvl.blog:2087
sextinvl.blog:2096
sextinvl.blog:8443
www.sextinvl.blog:80
www.sextinvl.blog:22
www.sextinvl.blog:8080
www.sextinvl.blog:8880
www.sextinvl.blog:2052
www.sextinvl.blog:2082
www.sextinvl.blog:2086
www.sextinvl.blog:2095
www.sextinvl.blog:443
www.sextinvl.blog:2053
www.sextinvl.blog:2083
www.sextinvl.blog:2087
www.sextinvl.blog:2096
www.sextinvl.blog:8443
zbot.sextinvl.blog:80
zbot.sextinvl.blog:22
zbot.sextinvl.blog:8080
zbot.sextinvl.blog:8880
zbot.sextinvl.blog:2052
zbot.sextinvl.blog:2082
zbot.sextinvl.blog:2086
zbot.sextinvl.blog:2095
zbot.sextinvl.blog:443
zbot.sextinvl.blog:2053
zbot.sextinvl.blog:2083
zbot.sextinvl.blog:2087
zbot.sextinvl.blog:2096
zbot.sextinvl.blog:8443
gootloader.sextinvl.blog:80
gootloader.sextinvl.blog:22
gootloader.sextinvl.blog:8080
gootloader.sextinvl.blog:8880
gootloader.sextinvl.blog:2052
gootloader.sextinvl.blog:2082
gootloader.sextinvl.blog:2086
gootloader.sextinvl.blog:2095
gootloader.sextinvl.blog:443
gootloader.sextinvl.blog:2053
gootloader.sextinvl.blog:2083
gootloader.sextinvl.blog:2087
gootloader.sextinvl.blog:2096
gootloader.sextinvl.blog:8443

Mutex

nfUAnpBhVRNP

Attributes

delay
0
install
true
install_file
ie3wo1.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
b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8

File Explorer

b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8

.exe 45KB

b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8
MD5 fd8dcd8dad3f0f693642587367cf26c9
SHA1 17ce8a0aad380484497bc90a98dd608892f4e0a6
SHA512 46917b7780ed59493c11ba594d5a93e9dca2422cfbeb5be2afdb3a2894ce2790df46d7b110fe296cc8c66869f7ef5ee7ff5d28582ca4d67e129f520d07cf5cd0
SSDEEP 768:5udApTNctooWUS7C+mo2qtXCXtTt/PIhzjbwgX3ihIZ+k+uJjBDZ0x:5udApTNmU2gwuh3b3XSKZrd0x
TLSH
T1AC232B0037E9812BF2BE5F78A9F26145867AF2673603D54D1CC4419B5723BC68A427FE
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

b90d46a8c3aadb596d5ab706e0d8f7ca50ad15c6c937f690e21902b8031049f8

mscoree

dotnet