asyncrat | 2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051

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General

Target
2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051
Size 45KB
Sample260907-xq2qsstepd
SHA256 2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051
MD5 cb534555761d14f4071ead7b49bc7ea7
SHA1 b2bf1c849e329881625152fdb14c1ada610e3d7d
SHA512 f08f39d6f28b2347339bcff9ca304bd6d0dd5aeb027c230a6088d2d230d87adb5af700a2ba6622d98870644a88e1f68397ca48303b70b713c9a9658f8b3598df
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNiS7synzuOPIzzjbzgX4ilUrUGR0vBgBDZ0x:5uSy6pTpoo2fSYh3z3bsXVlRsd0x
TLSH
T1CA233B003BE9822BF2BE4F78A9F26145467EB2633603D58A1CC451D75713FC68A42AFD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

xemsexfull.org:80
xemsexfull.org:22
xemsexfull.org:8080
xemsexfull.org:8880
xemsexfull.org:2052
xemsexfull.org:2082
xemsexfull.org:2086
xemsexfull.org:2095
xemsexfull.org:443
xemsexfull.org:2053
xemsexfull.org:2083
xemsexfull.org:2087
xemsexfull.org:2096
xemsexfull.org:8443
www.xemsexfull.org:80
www.xemsexfull.org:22
www.xemsexfull.org:8080
www.xemsexfull.org:8880
www.xemsexfull.org:2052
www.xemsexfull.org:2082
www.xemsexfull.org:2086
www.xemsexfull.org:2095
www.xemsexfull.org:443
www.xemsexfull.org:2053
www.xemsexfull.org:2083
www.xemsexfull.org:2087
www.xemsexfull.org:2096
www.xemsexfull.org:8443
sasser.xemsexfull.org:80
sasser.xemsexfull.org:22
sasser.xemsexfull.org:8080
sasser.xemsexfull.org:8880
sasser.xemsexfull.org:2052
sasser.xemsexfull.org:2082
sasser.xemsexfull.org:2086
sasser.xemsexfull.org:2095
sasser.xemsexfull.org:443
sasser.xemsexfull.org:2053
sasser.xemsexfull.org:2083
sasser.xemsexfull.org:2087
sasser.xemsexfull.org:2096
sasser.xemsexfull.org:8443
azorult.xemsexfull.org:80
azorult.xemsexfull.org:22
azorult.xemsexfull.org:8080
azorult.xemsexfull.org:8880
azorult.xemsexfull.org:2052
azorult.xemsexfull.org:2082
azorult.xemsexfull.org:2086
azorult.xemsexfull.org:2095
azorult.xemsexfull.org:443
azorult.xemsexfull.org:2053
azorult.xemsexfull.org:2083
azorult.xemsexfull.org:2087
azorult.xemsexfull.org:2096
azorult.xemsexfull.org:8443

Mutex

C8ODwngF3ig0

Attributes

delay
0
install
true
install_file
dsr8huo.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
2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051

File Explorer

2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051

.exe 45KB

2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051
MD5 cb534555761d14f4071ead7b49bc7ea7
SHA1 b2bf1c849e329881625152fdb14c1ada610e3d7d
SHA512 f08f39d6f28b2347339bcff9ca304bd6d0dd5aeb027c230a6088d2d230d87adb5af700a2ba6622d98870644a88e1f68397ca48303b70b713c9a9658f8b3598df
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNiS7synzuOPIzzjbzgX4ilUrUGR0vBgBDZ0x:5uSy6pTpoo2fSYh3z3bsXVlRsd0x
TLSH
T1CA233B003BE9822BF2BE4F78A9F26145467EB2633603D58A1CC451D75713FC68A42AFD
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

51278

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

2b04d30b2fd6203d85272bbb9ab9baba65daa46a5a3e355bb195cc23c3b54051

mscoree

dotnet