asyncrat | 46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca

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General

Target
46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca
Size 45KB
Sample260710-nl92yaav6p
SHA256 46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca
MD5 22469c1aead0e3bf4973f0e58422cb43
SHA1 902542917c70d8add4eb398535d7da555a33d67a
SHA512 11cb1494ae404fd09193a2d0ca3643ea1c304cb0ceed74c98515989840b90147a8ed046db6d8c6b7e837cc2cdaf6fdf9e0d393d224db135491d5e01e2453d131
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlTSAFcKoabbb4ZhM/RPIAEzjbIgX3iav0YUGrXyo:wuDWZTpMZSB2YSAvQZh6OAE3bfXSav17
TLSH
T199232B003BE9C12BF2BF4FB859F26245867AF2633603D54E1CC4519B5613FC69A42AED
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

fimsec.com:80
fimsec.com:22
fimsec.com:8080
fimsec.com:8880
fimsec.com:2052
fimsec.com:2082
fimsec.com:2086
fimsec.com:2095
fimsec.com:443
fimsec.com:2053
fimsec.com:2083
fimsec.com:2087
fimsec.com:2096
fimsec.com:8443
www.fimsec.com:80
www.fimsec.com:22
www.fimsec.com:8080
www.fimsec.com:8880
www.fimsec.com:2052
www.fimsec.com:2082
www.fimsec.com:2086
www.fimsec.com:2095
www.fimsec.com:443
www.fimsec.com:2053
www.fimsec.com:2083
www.fimsec.com:2087
www.fimsec.com:2096
www.fimsec.com:8443
notpetya.fimsec.com:80
notpetya.fimsec.com:22
notpetya.fimsec.com:8080
notpetya.fimsec.com:8880
notpetya.fimsec.com:2052
notpetya.fimsec.com:2082
notpetya.fimsec.com:2086
notpetya.fimsec.com:2095
notpetya.fimsec.com:443
notpetya.fimsec.com:2053
notpetya.fimsec.com:2083
notpetya.fimsec.com:2087
notpetya.fimsec.com:2096
notpetya.fimsec.com:8443
malware.fimsec.com:80
malware.fimsec.com:22
malware.fimsec.com:8080
malware.fimsec.com:8880
malware.fimsec.com:2052
malware.fimsec.com:2082
malware.fimsec.com:2086
malware.fimsec.com:2095
malware.fimsec.com:443
malware.fimsec.com:2053
malware.fimsec.com:2083
malware.fimsec.com:2087
malware.fimsec.com:2096
malware.fimsec.com:8443

Mutex

oo3SS0RIdSZZ

Attributes

delay
0
install
true
install_file
r7wwy.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
46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca

File Explorer

46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca

.exe 45KB

46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca
MD5 22469c1aead0e3bf4973f0e58422cb43
SHA1 902542917c70d8add4eb398535d7da555a33d67a
SHA512 11cb1494ae404fd09193a2d0ca3643ea1c304cb0ceed74c98515989840b90147a8ed046db6d8c6b7e837cc2cdaf6fdf9e0d393d224db135491d5e01e2453d131
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlTSAFcKoabbb4ZhM/RPIAEzjbIgX3iav0YUGrXyo:wuDWZTpMZSB2YSAvQZh6OAE3bfXSav17
TLSH
T199232B003BE9C12BF2BF4FB859F26245867AF2633603D54E1CC4519B5613FC69A42AED
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

51262

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

46f45f4aee5ab559d6b0aacefb2dbd1cf170252f33f9ffb873d7cc29f3a656ca

mscoree

dotnet