asyncrat | 23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e

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General

Target
23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e
Size 45KB
Sample260907-yzbfmsbb67
SHA256 23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e
MD5 71a2f2c6485cb4fda778db5b6875fd13
SHA1 f02e821d7251790ab5932a366817283b871385a0
SHA512 c50420eec0c151b9f4d2eac77a09af09fc1cc27e870f0abd2f8c802dafce8d6582df87d4b23f2191463ab0d919253706433fabb1f3ed011f6bbb85a22cdbf59d
SSDEEP 768:5udApTNctooWUS7C+mo2qtth5BewwbOPIMQzjbrgXei2fUdXruBDZ0x:5udApTNmU2y9F23MQ3bUXn2sdbgd0x
TLSH
T138233B003BE9822BF2BE4F7898F26145867EF1673603D58E1CC451DB5613FC686426ED
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

sexvn98.com:80
sexvn98.com:22
sexvn98.com:8080
sexvn98.com:8880
sexvn98.com:2052
sexvn98.com:2082
sexvn98.com:2086
sexvn98.com:2095
sexvn98.com:443
sexvn98.com:2053
sexvn98.com:2083
sexvn98.com:2087
sexvn98.com:2096
sexvn98.com:8443
www.sexvn98.com:80
www.sexvn98.com:22
www.sexvn98.com:8080
www.sexvn98.com:8880
www.sexvn98.com:2052
www.sexvn98.com:2082
www.sexvn98.com:2086
www.sexvn98.com:2095
www.sexvn98.com:443
www.sexvn98.com:2053
www.sexvn98.com:2083
www.sexvn98.com:2087
www.sexvn98.com:2096
www.sexvn98.com:8443
conficker.sexvn98.com:80
conficker.sexvn98.com:22
conficker.sexvn98.com:8080
conficker.sexvn98.com:8880
conficker.sexvn98.com:2052
conficker.sexvn98.com:2082
conficker.sexvn98.com:2086
conficker.sexvn98.com:2095
conficker.sexvn98.com:443
conficker.sexvn98.com:2053
conficker.sexvn98.com:2083
conficker.sexvn98.com:2087
conficker.sexvn98.com:2096
conficker.sexvn98.com:8443
conti.sexvn98.com:80
conti.sexvn98.com:22
conti.sexvn98.com:8080
conti.sexvn98.com:8880
conti.sexvn98.com:2052
conti.sexvn98.com:2082
conti.sexvn98.com:2086
conti.sexvn98.com:2095
conti.sexvn98.com:443
conti.sexvn98.com:2053
conti.sexvn98.com:2083
conti.sexvn98.com:2087
conti.sexvn98.com:2096
conti.sexvn98.com:8443

Mutex

PGXh601LZRnr

Attributes

delay
0
install
true
install_file
urzyir.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
23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e

File Explorer

23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e

.exe 45KB

23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e
MD5 71a2f2c6485cb4fda778db5b6875fd13
SHA1 f02e821d7251790ab5932a366817283b871385a0
SHA512 c50420eec0c151b9f4d2eac77a09af09fc1cc27e870f0abd2f8c802dafce8d6582df87d4b23f2191463ab0d919253706433fabb1f3ed011f6bbb85a22cdbf59d
SSDEEP 768:5udApTNctooWUS7C+mo2qtth5BewwbOPIMQzjbrgXei2fUdXruBDZ0x:5udApTNmU2y9F23MQ3bUXn2sdbgd0x
TLSH
T138233B003BE9822BF2BE4F7898F26145867EF1673603D58E1CC451DB5613FC686426ED
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

23fa1126d627aa4ac6ace9a88a30ad65ca05f6e426545f0e7e4bd8c30ce9805e

mscoree

dotnet