asyncrat | 81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe

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General

Target
81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe
Size 45KB
Sample260628-ye6faadv6q
SHA256 81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe
MD5 b7ac3b9692b6edd41418a3dbda84795b
SHA1 b7ee7efb2ee2a035bc622d039f1f2edc15991bec
SHA512 4e5442d6e5933b92722ea7dd973fcda168f9c92dd21c47350aaf2625c6ab50a7a8c8c8e358822b80c26e135c01bd6712479d767cd540a40ed6ad571eb8313e10
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFylsHoPEaMPIGCjbPgX3i6t0X7nUQBDZEx:MuLAZTnbg2XuuEaxGOb4XScXGdEx
TLSH
T1BD232A003BE8822BF2BE4BB89CF26105867AF6636603D5491CC451D75B13FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

4breaker.com:80
4breaker.com:22
4breaker.com:8080
4breaker.com:8880
4breaker.com:2052
4breaker.com:2082
4breaker.com:2086
4breaker.com:2095
4breaker.com:443
4breaker.com:2053
4breaker.com:2083
4breaker.com:2087
4breaker.com:2096
4breaker.com:8443
www.4breaker.com:80
www.4breaker.com:22
www.4breaker.com:8080
www.4breaker.com:8880
www.4breaker.com:2052
www.4breaker.com:2082
www.4breaker.com:2086
www.4breaker.com:2095
www.4breaker.com:443
www.4breaker.com:2053
www.4breaker.com:2083
www.4breaker.com:2087
www.4breaker.com:2096
www.4breaker.com:8443
cl0p.4breaker.com:80
cl0p.4breaker.com:22
cl0p.4breaker.com:8080
cl0p.4breaker.com:8880
cl0p.4breaker.com:2052
cl0p.4breaker.com:2082
cl0p.4breaker.com:2086
cl0p.4breaker.com:2095
cl0p.4breaker.com:443
cl0p.4breaker.com:2053
cl0p.4breaker.com:2083
cl0p.4breaker.com:2087
cl0p.4breaker.com:2096
cl0p.4breaker.com:8443
zbot.4breaker.com:80
zbot.4breaker.com:22
zbot.4breaker.com:8080
zbot.4breaker.com:8880
zbot.4breaker.com:2052
zbot.4breaker.com:2082
zbot.4breaker.com:2086
zbot.4breaker.com:2095
zbot.4breaker.com:443
zbot.4breaker.com:2053
zbot.4breaker.com:2083
zbot.4breaker.com:2087
zbot.4breaker.com:2096
zbot.4breaker.com:8443
conficker.4breaker.com:80
conficker.4breaker.com:22
conficker.4breaker.com:8080
conficker.4breaker.com:8880
conficker.4breaker.com:2052
conficker.4breaker.com:2082
conficker.4breaker.com:2086
conficker.4breaker.com:2095
conficker.4breaker.com:443
conficker.4breaker.com:2053
conficker.4breaker.com:2083
conficker.4breaker.com:2087
conficker.4breaker.com:2096
conficker.4breaker.com:8443
malware.4breaker.com:80
malware.4breaker.com:22
malware.4breaker.com:8080
malware.4breaker.com:8880
malware.4breaker.com:2052
malware.4breaker.com:2082
malware.4breaker.com:2086
malware.4breaker.com:2095
malware.4breaker.com:443
malware.4breaker.com:2053
malware.4breaker.com:2083
malware.4breaker.com:2087
malware.4breaker.com:2096
malware.4breaker.com:8443

Mutex

V44XzRMlgyoh

Attributes

delay
0
install
true
install_file
l501c.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
81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe

File Explorer

81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe

.exe 45KB

81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe
MD5 b7ac3b9692b6edd41418a3dbda84795b
SHA1 b7ee7efb2ee2a035bc622d039f1f2edc15991bec
SHA512 4e5442d6e5933b92722ea7dd973fcda168f9c92dd21c47350aaf2625c6ab50a7a8c8c8e358822b80c26e135c01bd6712479d767cd540a40ed6ad571eb8313e10
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFylsHoPEaMPIGCjbPgX3i6t0X7nUQBDZEx:MuLAZTnbg2XuuEaxGOb4XScXGdEx
TLSH
T1BD232A003BE8822BF2BE4BB89CF26105867AF6636603D5491CC451D75B13FC69A426FE
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

81c8aa21d80ef118e96c21635d1a9f5b96706a1afb34450254f38de17e425ebe

mscoree

dotnet