asyncrat | fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf

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General

Target
fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf
Size 45KB
Sample260710-sxp85acs2m
SHA256 fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf
MD5 73a536db1e82d13f497e9c3a1c27df32
SHA1 dc00af213706cb3a728e3d4a73489f0710f2aa86
SHA512 71f814729f051a5c47ce8b307266e3e7981182616ccb97e5680e4c58a40c4b0558bcc4b7b05f7dd54ba6be8760e55629712763c79cbd7eb45d4ba0647ae9be87
SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVe0ewtDcy0oiZPIHzjbGgX3ix2pevt4vthp4+/LQBE:MuBGJTPho2twRPiWH3bZXSx2dvthVydG
TLSH
T1CA231A0037E8C12BF2BE4F7899F26145867AF6636603D6491CC451DB5A23FC68A436FE
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
melissa.fimsec.com:80
melissa.fimsec.com:22
melissa.fimsec.com:8080
melissa.fimsec.com:8880
melissa.fimsec.com:2052
melissa.fimsec.com:2082
melissa.fimsec.com:2086
melissa.fimsec.com:2095
melissa.fimsec.com:443
melissa.fimsec.com:2053
melissa.fimsec.com:2083
melissa.fimsec.com:2087
melissa.fimsec.com:2096
melissa.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
clop.fimsec.com:80
clop.fimsec.com:22
clop.fimsec.com:8080
clop.fimsec.com:8880
clop.fimsec.com:2052
clop.fimsec.com:2082
clop.fimsec.com:2086
clop.fimsec.com:2095
clop.fimsec.com:443
clop.fimsec.com:2053
clop.fimsec.com:2083
clop.fimsec.com:2087
clop.fimsec.com:2096
clop.fimsec.com:8443
qakbot.fimsec.com:80
qakbot.fimsec.com:22
qakbot.fimsec.com:8080
qakbot.fimsec.com:8880
qakbot.fimsec.com:2052
qakbot.fimsec.com:2082
qakbot.fimsec.com:2086
qakbot.fimsec.com:2095
qakbot.fimsec.com:443
qakbot.fimsec.com:2053
qakbot.fimsec.com:2083
qakbot.fimsec.com:2087
qakbot.fimsec.com:2096
qakbot.fimsec.com:8443

Mutex

WNC0c8mmfj0V

Attributes

delay
0
install
true
install_file
v7hg.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
fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf

File Explorer

fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf

.exe 45KB

fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf
MD5 73a536db1e82d13f497e9c3a1c27df32
SHA1 dc00af213706cb3a728e3d4a73489f0710f2aa86
SHA512 71f814729f051a5c47ce8b307266e3e7981182616ccb97e5680e4c58a40c4b0558bcc4b7b05f7dd54ba6be8760e55629712763c79cbd7eb45d4ba0647ae9be87
SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVe0ewtDcy0oiZPIHzjbGgX3ix2pevt4vthp4+/LQBE:MuBGJTPho2twRPiWH3bZXSx2dvthVydG
TLSH
T1CA231A0037E8C12BF2BE4F7899F26145867AF6636603D6491CC451DB5A23FC68A436FE
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

fd5b467ca8eb62bb887f099e02eedf4cc214775d784e2e8468a088212c2b8acf

mscoree

dotnet