asyncrat | 5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630

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General

Target
5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630
Size 45KB
Sample260804-xt6h6afe76
SHA256 5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630
MD5 45ae583c3f5a12670521a18f434b039c
SHA1 9384b3189b8628ec30b0dc1fff3d68349c23f6a1
SHA512 befce611f0f2c9c246cbbce8a82f0a52776dc3f8d109bb352ceba369fcb11b37cfc573e667fcf3e55a651f6254b1b34b0ce65e004f9ef0a665325919891b1a4a
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9HQ6vincPI9zjbAgX3i9bVmYIhevFBDZ8x:0uPrpT/qY2BKU93bnXSVjIhed8x
TLSH
T127232A003BE9C127F2BE5F789DF26145467AE6633A03D6891CC4119B5713BC68A42AFE
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
klez.vnsextop1.com:80
klez.vnsextop1.com:22
klez.vnsextop1.com:8080
klez.vnsextop1.com:8880
klez.vnsextop1.com:2052
klez.vnsextop1.com:2082
klez.vnsextop1.com:2086
klez.vnsextop1.com:2095
klez.vnsextop1.com:443
klez.vnsextop1.com:2053
klez.vnsextop1.com:2083
klez.vnsextop1.com:2087
klez.vnsextop1.com:2096
klez.vnsextop1.com:8443
shamoon.vnsextop1.com:80
shamoon.vnsextop1.com:22
shamoon.vnsextop1.com:8080
shamoon.vnsextop1.com:8880
shamoon.vnsextop1.com:2052
shamoon.vnsextop1.com:2082
shamoon.vnsextop1.com:2086
shamoon.vnsextop1.com:2095
shamoon.vnsextop1.com:443
shamoon.vnsextop1.com:2053
shamoon.vnsextop1.com:2083
shamoon.vnsextop1.com:2087
shamoon.vnsextop1.com:2096
shamoon.vnsextop1.com:8443
ursnif.vnsextop1.com:80
ursnif.vnsextop1.com:22
ursnif.vnsextop1.com:8080
ursnif.vnsextop1.com:8880
ursnif.vnsextop1.com:2052
ursnif.vnsextop1.com:2082
ursnif.vnsextop1.com:2086
ursnif.vnsextop1.com:2095
ursnif.vnsextop1.com:443
ursnif.vnsextop1.com:2053
ursnif.vnsextop1.com:2083
ursnif.vnsextop1.com:2087
ursnif.vnsextop1.com:2096
ursnif.vnsextop1.com:8443

Mutex

yXyc9UQl3QxQ

Attributes

delay
0
install
true
install_file
s2w4k4e.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
5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630

File Explorer

5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630

.exe 45KB

5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630
MD5 45ae583c3f5a12670521a18f434b039c
SHA1 9384b3189b8628ec30b0dc1fff3d68349c23f6a1
SHA512 befce611f0f2c9c246cbbce8a82f0a52776dc3f8d109bb352ceba369fcb11b37cfc573e667fcf3e55a651f6254b1b34b0ce65e004f9ef0a665325919891b1a4a
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9HQ6vincPI9zjbAgX3i9bVmYIhevFBDZ8x:0uPrpT/qY2BKU93bnXSVjIhed8x
TLSH
T127232A003BE9C127F2BE5F789DF26145467AE6633A03D6891CC4119B5713BC68A42AFE
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

5a6a5e47672e0f5c4638eb864407356cdc1741a17d253e62efe1dd2bd2986630

mscoree

dotnet