asyncrat | 600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3

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General

Target
600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3
Size 45KB
Sample260804-kwas2swdkb
SHA256 600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3
MD5 563e8c41a4a0dc0cf534f49214a2a076
SHA1 c67195ed26c19acb880c27a57504302fcb289df0
SHA512 db87b9a49c6a904a027fdbe95c65ca04b09788bb9420ff78fd1b716d8ebe06b4f0b3fabe098ccfd59f4e4c80bc778ce89aeb756f79ed391eb0b26000e874a105
SSDEEP 768:EufspTfzcR6uWUcb+wmo2q9LqTkafz+OPIEzjb5gXUideUBOMBL7wdJwv86BDZsx:EufspTf2g22qoR3E3bWXxd8MR2+vndsx
TLSH
T1D8232A003BE9812BF2BE4F7899F26145467EF2636503DA4A1CC451DB5713FC68A42AFE
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
malware.viet18.org:80
malware.viet18.org:22
malware.viet18.org:8080
malware.viet18.org:8880
malware.viet18.org:2052
malware.viet18.org:2082
malware.viet18.org:2086
malware.viet18.org:2095
malware.viet18.org:443
malware.viet18.org:2053
malware.viet18.org:2083
malware.viet18.org:2087
malware.viet18.org:2096
malware.viet18.org:8443
conficker.viet18.org:80
conficker.viet18.org:22
conficker.viet18.org:8080
conficker.viet18.org:8880
conficker.viet18.org:2052
conficker.viet18.org:2082
conficker.viet18.org:2086
conficker.viet18.org:2095
conficker.viet18.org:443
conficker.viet18.org:2053
conficker.viet18.org:2083
conficker.viet18.org:2087
conficker.viet18.org:2096
conficker.viet18.org:8443
revil.viet18.org:80
revil.viet18.org:22
revil.viet18.org:8080
revil.viet18.org:8880
revil.viet18.org:2052
revil.viet18.org:2082
revil.viet18.org:2086
revil.viet18.org:2095
revil.viet18.org:443
revil.viet18.org:2053
revil.viet18.org:2083
revil.viet18.org:2087
revil.viet18.org:2096
revil.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

Mutex

XghLBvxLE27S

Attributes

delay
0
install
true
install_file
z76ufmr.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
600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3

File Explorer

600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3

.exe 45KB

600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3
MD5 563e8c41a4a0dc0cf534f49214a2a076
SHA1 c67195ed26c19acb880c27a57504302fcb289df0
SHA512 db87b9a49c6a904a027fdbe95c65ca04b09788bb9420ff78fd1b716d8ebe06b4f0b3fabe098ccfd59f4e4c80bc778ce89aeb756f79ed391eb0b26000e874a105
SSDEEP 768:EufspTfzcR6uWUcb+wmo2q9LqTkafz+OPIEzjb5gXUideUBOMBL7wdJwv86BDZsx:EufspTf2g22qoR3E3bWXxd8MR2+vndsx
TLSH
T1D8232A003BE9812BF2BE4F7899F26145467EF2636503DA4A1CC451DB5713FC68A42AFE
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

51358

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

600ea31a518ee6e99e3c565172f6360ee7ef6a7b1f2c3edb7f8de04a95a144a3

mscoree

dotnet