asyncrat | 3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831

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General

Target
3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831
Size 45KB
Sample260710-tek25aex5x
SHA256 3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831
MD5 db36d6b47a4afdcff4ce60b3e83f16b8
SHA1 9874a4b04036f7481f37c53ef82d337116f951aa
SHA512 3773d4f8d69ff317f1f8ad28e9b430e59661f48e50635797b9ccd9d9e8e2e32d2f78edb4e6cd51eeccac1cebf05ef7eae9a478f9de62500a9cb0845603906ba7
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFPJXo5EayPIHzjb9gX3i3yWbE2DJrw7cyWaGlBDZEx:MuLAZTnbg2KQEabH3bqXSCb2Dlw/WbdG
TLSH
T16C232A003BE8822BF2BE4F7899F261454A7AF6637603D5491CC412DB5B13FC6DA426F9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

fimsec.com:80
fimsec.com:22
fimsec.com:8080
fimsec.com:8880
fimsec.com:2052
fimsec.com:2082
fimsec.com:2086
fimsec.com:2095
fimsec.com:443
fimsec.com:2053
fimsec.com:2083
fimsec.com:2087
fimsec.com:2096
fimsec.com:8443
www.fimsec.com:80
www.fimsec.com:22
www.fimsec.com:8080
www.fimsec.com:8880
www.fimsec.com:2052
www.fimsec.com:2082
www.fimsec.com:2086
www.fimsec.com:2095
www.fimsec.com:443
www.fimsec.com:2053
www.fimsec.com:2083
www.fimsec.com:2087
www.fimsec.com:2096
www.fimsec.com:8443
fakeupdates.fimsec.com:80
fakeupdates.fimsec.com:22
fakeupdates.fimsec.com:8080
fakeupdates.fimsec.com:8880
fakeupdates.fimsec.com:2052
fakeupdates.fimsec.com:2082
fakeupdates.fimsec.com:2086
fakeupdates.fimsec.com:2095
fakeupdates.fimsec.com:443
fakeupdates.fimsec.com:2053
fakeupdates.fimsec.com:2083
fakeupdates.fimsec.com:2087
fakeupdates.fimsec.com:2096
fakeupdates.fimsec.com:8443
remote.fimsec.com:80
remote.fimsec.com:22
remote.fimsec.com:8080
remote.fimsec.com:8880
remote.fimsec.com:2052
remote.fimsec.com:2082
remote.fimsec.com:2086
remote.fimsec.com:2095
remote.fimsec.com:443
remote.fimsec.com:2053
remote.fimsec.com:2083
remote.fimsec.com:2087
remote.fimsec.com:2096
remote.fimsec.com:8443
azorult.fimsec.com:80
azorult.fimsec.com:22
azorult.fimsec.com:8080
azorult.fimsec.com:8880
azorult.fimsec.com:2052
azorult.fimsec.com:2082
azorult.fimsec.com:2086
azorult.fimsec.com:2095
azorult.fimsec.com:443
azorult.fimsec.com:2053
azorult.fimsec.com:2083
azorult.fimsec.com:2087
azorult.fimsec.com:2096
azorult.fimsec.com:8443
revil.fimsec.com:80
revil.fimsec.com:22
revil.fimsec.com:8080
revil.fimsec.com:8880
revil.fimsec.com:2052
revil.fimsec.com:2082
revil.fimsec.com:2086
revil.fimsec.com:2095
revil.fimsec.com:443
revil.fimsec.com:2053
revil.fimsec.com:2083
revil.fimsec.com:2087
revil.fimsec.com:2096
revil.fimsec.com:8443

Mutex

9tak9qhUgD6C

Attributes

delay
0
install
true
install_file
ogt90.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
3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831

File Explorer

3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831

.exe 45KB

3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831
MD5 db36d6b47a4afdcff4ce60b3e83f16b8
SHA1 9874a4b04036f7481f37c53ef82d337116f951aa
SHA512 3773d4f8d69ff317f1f8ad28e9b430e59661f48e50635797b9ccd9d9e8e2e32d2f78edb4e6cd51eeccac1cebf05ef7eae9a478f9de62500a9cb0845603906ba7
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFPJXo5EayPIHzjb9gX3i3yWbE2DJrw7cyWaGlBDZEx:MuLAZTnbg2KQEabH3bqXSCb2Dlw/WbdG
TLSH
T16C232A003BE8822BF2BE4F7899F261454A7AF6637603D5491CC412DB5B13FC6DA426F9
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

51358

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

3aeb1e842c4536057615d251e9150d425b63a89f72141425898d0d2aaefa3831

mscoree

dotnet