asyncrat | 9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20[.]exe

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General

Target
9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20.exe
Size 45KB
Sample260712-d2ntjacw2q
SHA256 9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20
MD5 a5f4c5635f58c1baec6fb06e9dd16acf
SHA1 821b145b89a0d31a8965c65e6fff8f3ad109e5a5
SHA512 a2153418ff380d8a5dc14106c6035e5fdf6a1c5c2790615e6ee398932ab31e618b43514afce3d2a7067c38055812b9a8dec2380792c18650b5b7522aa79b4af7
SSDEEP 768:4uLZZTUAoOSWUYZL8mo2qFRlsNoPEaMPIcrjbYgX3iT5XiGXWwEJ7iUABDZbx:4uLZZTUTn2gsuEaxc/bPXSTpVXWwEFih
TLSH
T1A9231B003BE8822BF2BE4F7868F25145857AF5A73603D64E1CC451DB5713BC69A42AFE
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
emotet.fimsec.com:80
emotet.fimsec.com:22
emotet.fimsec.com:8080
emotet.fimsec.com:8880
emotet.fimsec.com:2052
emotet.fimsec.com:2082
emotet.fimsec.com:2086
emotet.fimsec.com:2095
emotet.fimsec.com:443
emotet.fimsec.com:2053
emotet.fimsec.com:2083
emotet.fimsec.com:2087
emotet.fimsec.com:2096
emotet.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

B84sctRlqLBs

Attributes

delay
0
install
true
install_file
oztzc.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
9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20.exe

File Explorer

9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20.exe

.exe 45KB

9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20.exe

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20
MD5 a5f4c5635f58c1baec6fb06e9dd16acf
SHA1 821b145b89a0d31a8965c65e6fff8f3ad109e5a5
SHA512 a2153418ff380d8a5dc14106c6035e5fdf6a1c5c2790615e6ee398932ab31e618b43514afce3d2a7067c38055812b9a8dec2380792c18650b5b7522aa79b4af7
SSDEEP 768:4uLZZTUAoOSWUYZL8mo2qFRlsNoPEaMPIcrjbYgX3iT5XiGXWwEJ7iUABDZbx:4uLZZTUTn2gsuEaxc/bPXSTpVXWwEFih
TLSH
T1A9231B003BE8822BF2BE4F7868F25145857AF5A73603D64E1CC451DB5713BC69A42AFE
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

51230

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

9adaa91b4ed33ce00676e53b1246e7671bb1b669f212b1b757643573ecd2fa20.exe

mscoree

dotnet