asyncrat | b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901

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General

Target
b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901
Size 45KB
Sample260804-lrmsgsxara
SHA256 b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901
MD5 4bf1145a27a5f3efeb02fbf5e9ef634f
SHA1 ae4c6ee74849f18cd68c410fae9260274c53a128
SHA512 f6494c5d64cf7f827ce0bd79ec6152de42addf46bd079cd50ba2be8189124a59083f32f118a7f07f973241bec3d022ea87c6187b72ba7c82be465ff0a48dd6ec
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9BSEMTFabjOPIM1zjbggX3cBdCIlsXNKP+rBDZ8x:0u1YJTHcw2O2Q/3M13bHXMBnsdld8x
TLSH
T1FF232B0037E8822BF2BE4F7898F26145867AF6633603D6491CC451DB5613FC6DA42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

xemcliphot.net:80
xemcliphot.net:22
xemcliphot.net:8080
xemcliphot.net:8880
xemcliphot.net:2052
xemcliphot.net:2082
xemcliphot.net:2086
xemcliphot.net:2095
xemcliphot.net:443
xemcliphot.net:2053
xemcliphot.net:2083
xemcliphot.net:2087
xemcliphot.net:2096
xemcliphot.net:8443
www.xemcliphot.net:80
www.xemcliphot.net:22
www.xemcliphot.net:8080
www.xemcliphot.net:8880
www.xemcliphot.net:2052
www.xemcliphot.net:2082
www.xemcliphot.net:2086
www.xemcliphot.net:2095
www.xemcliphot.net:443
www.xemcliphot.net:2053
www.xemcliphot.net:2083
www.xemcliphot.net:2087
www.xemcliphot.net:2096
www.xemcliphot.net:8443
downadup.xemcliphot.net:80
downadup.xemcliphot.net:22
downadup.xemcliphot.net:8080
downadup.xemcliphot.net:8880
downadup.xemcliphot.net:2052
downadup.xemcliphot.net:2082
downadup.xemcliphot.net:2086
downadup.xemcliphot.net:2095
downadup.xemcliphot.net:443
downadup.xemcliphot.net:2053
downadup.xemcliphot.net:2083
downadup.xemcliphot.net:2087
downadup.xemcliphot.net:2096
downadup.xemcliphot.net:8443
socgholish.xemcliphot.net:80
socgholish.xemcliphot.net:22
socgholish.xemcliphot.net:8080
socgholish.xemcliphot.net:8880
socgholish.xemcliphot.net:2052
socgholish.xemcliphot.net:2082
socgholish.xemcliphot.net:2086
socgholish.xemcliphot.net:2095
socgholish.xemcliphot.net:443
socgholish.xemcliphot.net:2053
socgholish.xemcliphot.net:2083
socgholish.xemcliphot.net:2087
socgholish.xemcliphot.net:2096
socgholish.xemcliphot.net:8443

Mutex

toQN0bswWfR2

Attributes

delay
0
install
true
install_file
681e4t.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
b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901

File Explorer

b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901

.exe 45KB

b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901
MD5 4bf1145a27a5f3efeb02fbf5e9ef634f
SHA1 ae4c6ee74849f18cd68c410fae9260274c53a128
SHA512 f6494c5d64cf7f827ce0bd79ec6152de42addf46bd079cd50ba2be8189124a59083f32f118a7f07f973241bec3d022ea87c6187b72ba7c82be465ff0a48dd6ec
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9BSEMTFabjOPIM1zjbggX3cBdCIlsXNKP+rBDZ8x:0u1YJTHcw2O2Q/3M13bHXMBnsdld8x
TLSH
T1FF232B0037E8822BF2BE4F7898F26145867AF6633603D6491CC451DB5613FC6DA42AFE
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

b157bc3e28bc7fa4ec020481c0f2bf6b75b20c987a4e7034699ba146c09a2901

mscoree

dotnet