asyncrat | 1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec

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General

Target
1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec
Size 45KB
Sample260804-t2e5dsdf73
SHA256 1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec
MD5 46352ad928993f55d36a661809930a6a
SHA1 62c3d248ff7111ee80c86511bae22c62b4d8a481
SHA512 58bbf06a3bc7f096814ae3797d8dfa20bfb0ed76d9f18148650c90f87b9b81da0676eee7000fa4042d2abd9d2418f4690729cc7d0f940f71d7f64f177e29d0d5
SSDEEP 768:Iu5KkpTsU6Q8WU+xjamo2q1AxNZGE9HuPIdzjbNgM3iIV313js5elpXn+5qpBBDj:Iu5KkpTsx/2ppV3d3baMSl5elpXnrp/P
TLSH
T140233B003BE9C12BF2BE4FB898F26145867AF2677602D54D2CC451DB5623BC686436FD
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
nanocore.viet18.org:80
nanocore.viet18.org:22
nanocore.viet18.org:8080
nanocore.viet18.org:8880
nanocore.viet18.org:2052
nanocore.viet18.org:2082
nanocore.viet18.org:2086
nanocore.viet18.org:2095
nanocore.viet18.org:443
nanocore.viet18.org:2053
nanocore.viet18.org:2083
nanocore.viet18.org:2087
nanocore.viet18.org:2096
nanocore.viet18.org:8443
triton.viet18.org:80
triton.viet18.org:22
triton.viet18.org:8080
triton.viet18.org:8880
triton.viet18.org:2052
triton.viet18.org:2082
triton.viet18.org:2086
triton.viet18.org:2095
triton.viet18.org:443
triton.viet18.org:2053
triton.viet18.org:2083
triton.viet18.org:2087
triton.viet18.org:2096
triton.viet18.org:8443

Mutex

hdJRbFkuWo0x

Attributes

delay
0
install
true
install_file
l6b7zgcn.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
1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec

File Explorer

1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec

.exe 45KB

1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec
MD5 46352ad928993f55d36a661809930a6a
SHA1 62c3d248ff7111ee80c86511bae22c62b4d8a481
SHA512 58bbf06a3bc7f096814ae3797d8dfa20bfb0ed76d9f18148650c90f87b9b81da0676eee7000fa4042d2abd9d2418f4690729cc7d0f940f71d7f64f177e29d0d5
SSDEEP 768:Iu5KkpTsU6Q8WU+xjamo2q1AxNZGE9HuPIdzjbNgM3iIV313js5elpXn+5qpBBDj:Iu5KkpTsx/2ppV3d3baMSl5elpXnrp/P
TLSH
T140233B003BE9C12BF2BE4FB898F26145867AF2677602D54D2CC451DB5623BC686436FD
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

51246

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

1331fcd2b4abce65df669e364fa3a532c1973ad345a4893d45d1cfe9d7c62eec

mscoree

dotnet