asyncrat | 57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6

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General

Target
57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6
Size 45KB
Sample260716-nnfacabx4k
SHA256 57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6
MD5 3eb2a63a4ec2c118114a687df668754b
SHA1 9b9a2706f6eae9c0817987dcd6a870cc665de176
SHA512 8c5432be095e137d08779fc7d06e211436aa3f0162f0e04a09add1803131d37fc8cdd599c455960e2178d2a85cc177f3b11c4b591ecbc5bf028865fab865bfd2
SSDEEP 768:ku40ZTX3uXTaWUgzW0mo2qwvNd3u40cMOPI08zjbOgXRiNmDcAm81cBDZMx:ku40ZTXEb2J8+M3083bxXAtAydMx
TLSH
T167231B003BE8C12BF2BE4F7899F26145867EF6632603D64E1CC451DB5613BC68A526FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

vuasexviet.com:80
vuasexviet.com:22
vuasexviet.com:8080
vuasexviet.com:8880
vuasexviet.com:2052
vuasexviet.com:2082
vuasexviet.com:2086
vuasexviet.com:2095
vuasexviet.com:443
vuasexviet.com:2053
vuasexviet.com:2083
vuasexviet.com:2087
vuasexviet.com:2096
vuasexviet.com:8443
www.vuasexviet.com:80
www.vuasexviet.com:22
www.vuasexviet.com:8080
www.vuasexviet.com:8880
www.vuasexviet.com:2052
www.vuasexviet.com:2082
www.vuasexviet.com:2086
www.vuasexviet.com:2095
www.vuasexviet.com:443
www.vuasexviet.com:2053
www.vuasexviet.com:2083
www.vuasexviet.com:2087
www.vuasexviet.com:2096
www.vuasexviet.com:8443
remote.vuasexviet.com:80
remote.vuasexviet.com:22
remote.vuasexviet.com:8080
remote.vuasexviet.com:8880
remote.vuasexviet.com:2052
remote.vuasexviet.com:2082
remote.vuasexviet.com:2086
remote.vuasexviet.com:2095
remote.vuasexviet.com:443
remote.vuasexviet.com:2053
remote.vuasexviet.com:2083
remote.vuasexviet.com:2087
remote.vuasexviet.com:2096
remote.vuasexviet.com:8443
ursnif.vuasexviet.com:80
ursnif.vuasexviet.com:22
ursnif.vuasexviet.com:8080
ursnif.vuasexviet.com:8880
ursnif.vuasexviet.com:2052
ursnif.vuasexviet.com:2082
ursnif.vuasexviet.com:2086
ursnif.vuasexviet.com:2095
ursnif.vuasexviet.com:443
ursnif.vuasexviet.com:2053
ursnif.vuasexviet.com:2083
ursnif.vuasexviet.com:2087
ursnif.vuasexviet.com:2096
ursnif.vuasexviet.com:8443
clop.vuasexviet.com:80
clop.vuasexviet.com:22
clop.vuasexviet.com:8080
clop.vuasexviet.com:8880
clop.vuasexviet.com:2052
clop.vuasexviet.com:2082
clop.vuasexviet.com:2086
clop.vuasexviet.com:2095
clop.vuasexviet.com:443
clop.vuasexviet.com:2053
clop.vuasexviet.com:2083
clop.vuasexviet.com:2087
clop.vuasexviet.com:2096
clop.vuasexviet.com:8443
nimda.vuasexviet.com:80
nimda.vuasexviet.com:22
nimda.vuasexviet.com:8080
nimda.vuasexviet.com:8880
nimda.vuasexviet.com:2052
nimda.vuasexviet.com:2082
nimda.vuasexviet.com:2086
nimda.vuasexviet.com:2095
nimda.vuasexviet.com:443
nimda.vuasexviet.com:2053
nimda.vuasexviet.com:2083
nimda.vuasexviet.com:2087
nimda.vuasexviet.com:2096
nimda.vuasexviet.com:8443

Mutex

bVXzouGGB0oK

Attributes

delay
0
install
true
install_file
hh2xp.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
57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6

File Explorer

57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6

.exe 45KB

57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6
MD5 3eb2a63a4ec2c118114a687df668754b
SHA1 9b9a2706f6eae9c0817987dcd6a870cc665de176
SHA512 8c5432be095e137d08779fc7d06e211436aa3f0162f0e04a09add1803131d37fc8cdd599c455960e2178d2a85cc177f3b11c4b591ecbc5bf028865fab865bfd2
SSDEEP 768:ku40ZTX3uXTaWUgzW0mo2qwvNd3u40cMOPI08zjbOgXRiNmDcAm81cBDZMx:ku40ZTXEb2J8+M3083bxXAtAydMx
TLSH
T167231B003BE8C12BF2BE4F7899F26145867EF6632603D64E1CC451DB5613BC68A526FD
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

51390

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

57a21124a6e9108d0d3ef2d6232c26450b9c54dc6b1cfc5bf83985f2120da1f6

mscoree

dotnet