asyncrat | 8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2

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General

Target
8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2
Size 45KB
Sample260919-wh5xtaaa66
SHA256 8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2
MD5 495b7ee30c5e15ae7c557f977feabfab
SHA1 f29c66c377666c4b3ceb6803f70648010f8896a0
SHA512 c2a7b5e35c408deabddb95a0d5e82ff67c29e0269e610dc5ce2b2445a28209989adc18ba1a9742490222e479328431f074b1a599ec672b8403f6c75213a82765
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1wpt0CCM+d4CvS8PIMKjbdgX3i50GnUn6ECyUSBDZUx:cuR0JTPjY2p/CFWBMGbKXS6GnUJCSdUx
TLSH
T101232A0037E9812BF2BE4F78A9F26145867AF6637603D54A1CC451CB5723FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

vnsextop1.com:80
vnsextop1.com:22
vnsextop1.com:8080
vnsextop1.com:8880
vnsextop1.com:2052
vnsextop1.com:2082
vnsextop1.com:2086
vnsextop1.com:2095
vnsextop1.com:443
vnsextop1.com:2053
vnsextop1.com:2083
vnsextop1.com:2087
vnsextop1.com:2096
vnsextop1.com:8443
www.vnsextop1.com:80
www.vnsextop1.com:22
www.vnsextop1.com:8080
www.vnsextop1.com:8880
www.vnsextop1.com:2052
www.vnsextop1.com:2082
www.vnsextop1.com:2086
www.vnsextop1.com:2095
www.vnsextop1.com:443
www.vnsextop1.com:2053
www.vnsextop1.com:2083
www.vnsextop1.com:2087
www.vnsextop1.com:2096
www.vnsextop1.com:8443
notpetya.vnsextop1.com:80
notpetya.vnsextop1.com:22
notpetya.vnsextop1.com:8080
notpetya.vnsextop1.com:8880
notpetya.vnsextop1.com:2052
notpetya.vnsextop1.com:2082
notpetya.vnsextop1.com:2086
notpetya.vnsextop1.com:2095
notpetya.vnsextop1.com:443
notpetya.vnsextop1.com:2053
notpetya.vnsextop1.com:2083
notpetya.vnsextop1.com:2087
notpetya.vnsextop1.com:2096
notpetya.vnsextop1.com:8443
nimda.vnsextop1.com:80
nimda.vnsextop1.com:22
nimda.vnsextop1.com:8080
nimda.vnsextop1.com:8880
nimda.vnsextop1.com:2052
nimda.vnsextop1.com:2082
nimda.vnsextop1.com:2086
nimda.vnsextop1.com:2095
nimda.vnsextop1.com:443
nimda.vnsextop1.com:2053
nimda.vnsextop1.com:2083
nimda.vnsextop1.com:2087
nimda.vnsextop1.com:2096
nimda.vnsextop1.com:8443
emotet.vnsextop1.com:80
emotet.vnsextop1.com:22
emotet.vnsextop1.com:8080
emotet.vnsextop1.com:8880
emotet.vnsextop1.com:2052
emotet.vnsextop1.com:2082
emotet.vnsextop1.com:2086
emotet.vnsextop1.com:2095
emotet.vnsextop1.com:443
emotet.vnsextop1.com:2053
emotet.vnsextop1.com:2083
emotet.vnsextop1.com:2087
emotet.vnsextop1.com:2096
emotet.vnsextop1.com:8443

Mutex

xTKXdksXygWR

Attributes

delay
0
install
true
install_file
sk7b.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
8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2

File Explorer

8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2

.exe 45KB

8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2
MD5 495b7ee30c5e15ae7c557f977feabfab
SHA1 f29c66c377666c4b3ceb6803f70648010f8896a0
SHA512 c2a7b5e35c408deabddb95a0d5e82ff67c29e0269e610dc5ce2b2445a28209989adc18ba1a9742490222e479328431f074b1a599ec672b8403f6c75213a82765
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1wpt0CCM+d4CvS8PIMKjbdgX3i50GnUn6ECyUSBDZUx:cuR0JTPjY2p/CFWBMGbKXS6GnUJCSdUx
TLSH
T101232A0037E9812BF2BE4F78A9F26145867AF6637603D54A1CC451CB5723FC68A426FE
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

51310

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

8f41bef9a1c44f7aa62aa9e6300ba406a592ba1cd1d8442d165521159e3553b2

mscoree

dotnet