asyncrat | 0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068

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General

Target
0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068
Size 45KB
Sample260804-vfb2aaszey
SHA256 0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068
MD5 b4b30d3ffdff998975b074a6a3effa85
SHA1 0e6f9b201bd68873c83f53da4c23eacca071588b
SHA512 ab8e81d86062a51611dbb7b39eb06ce28350dab5a2f5eba66e277e1928ffe9ab0798cccb378d8c93f8871e27270c09b1fb55625bc31de54c33a662913cc5edb7
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qN9O5QPCBjPSNjPI/zjbqgX3iewWxIwT/7BDZ0x:5uSy6pTpoo2MO5sMSK/3b9XSIptd0x
TLSH
T1B2233B103BE9812BF2BE5F7898F22245867BF2632503E54D2CC451DB5613FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

sexviet41.com:80
sexviet41.com:22
sexviet41.com:8080
sexviet41.com:8880
sexviet41.com:2052
sexviet41.com:2082
sexviet41.com:2086
sexviet41.com:2095
sexviet41.com:443
sexviet41.com:2053
sexviet41.com:2083
sexviet41.com:2087
sexviet41.com:2096
sexviet41.com:8443
www.sexviet41.com:80
www.sexviet41.com:22
www.sexviet41.com:8080
www.sexviet41.com:8880
www.sexviet41.com:2052
www.sexviet41.com:2082
www.sexviet41.com:2086
www.sexviet41.com:2095
www.sexviet41.com:443
www.sexviet41.com:2053
www.sexviet41.com:2083
www.sexviet41.com:2087
www.sexviet41.com:2096
www.sexviet41.com:8443
sobig.sexviet41.com:80
sobig.sexviet41.com:22
sobig.sexviet41.com:8080
sobig.sexviet41.com:8880
sobig.sexviet41.com:2052
sobig.sexviet41.com:2082
sobig.sexviet41.com:2086
sobig.sexviet41.com:2095
sobig.sexviet41.com:443
sobig.sexviet41.com:2053
sobig.sexviet41.com:2083
sobig.sexviet41.com:2087
sobig.sexviet41.com:2096
sobig.sexviet41.com:8443
darkside.sexviet41.com:80
darkside.sexviet41.com:22
darkside.sexviet41.com:8080
darkside.sexviet41.com:8880
darkside.sexviet41.com:2052
darkside.sexviet41.com:2082
darkside.sexviet41.com:2086
darkside.sexviet41.com:2095
darkside.sexviet41.com:443
darkside.sexviet41.com:2053
darkside.sexviet41.com:2083
darkside.sexviet41.com:2087
darkside.sexviet41.com:2096
darkside.sexviet41.com:8443

Mutex

sM1TRH7dgUbQ

Attributes

delay
0
install
true
install_file
vu8yf3w.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
0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068

File Explorer

0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068

.exe 45KB

0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068
MD5 b4b30d3ffdff998975b074a6a3effa85
SHA1 0e6f9b201bd68873c83f53da4c23eacca071588b
SHA512 ab8e81d86062a51611dbb7b39eb06ce28350dab5a2f5eba66e277e1928ffe9ab0798cccb378d8c93f8871e27270c09b1fb55625bc31de54c33a662913cc5edb7
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qN9O5QPCBjPSNjPI/zjbqgX3iewWxIwT/7BDZ0x:5uSy6pTpoo2MO5sMSK/3b9XSIptd0x
TLSH
T1B2233B103BE9812BF2BE5F7898F22245867BF2632503E54D2CC451DB5613FC69A426FE
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

0749abfba4913c6dbe4926cbc4e28d7ffa926f552550c6e127ab1be736af8068

mscoree

dotnet