asyncrat | bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b

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General

Target
bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b
Size 45KB
Sample260804-tkmsxathng
SHA256 bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b
MD5 b46fa10fdbdbe04a4b404a4f6c031a00
SHA1 3d017c1bd3af943a0894822ea9ee97e3a13fd7b8
SHA512 df88734ba7b3acad2e2c79a8f93f56acffef6daa8115b559aef530dbe52edc51459213ba7b7fe72dd9967b46d5714edc351c8e0f2bafbacf0675c7e783ded84c
SSDEEP 768:5udApTNctooWUS7C+mo2qtSCSwTMSPI5sjbBgX3iAg2dCszSBDZ0x:5udApTNmU2lgG5cbuXScyd0x
TLSH
T17B232B003BE8812BF2BE5F78A8F26145867AF6633603D54D2CC451DB5623BC69A436FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

bulon69.com:80
bulon69.com:22
bulon69.com:8080
bulon69.com:8880
bulon69.com:2052
bulon69.com:2082
bulon69.com:2086
bulon69.com:2095
bulon69.com:443
bulon69.com:2053
bulon69.com:2083
bulon69.com:2087
bulon69.com:2096
bulon69.com:8443
www.bulon69.com:80
www.bulon69.com:22
www.bulon69.com:8080
www.bulon69.com:8880
www.bulon69.com:2052
www.bulon69.com:2082
www.bulon69.com:2086
www.bulon69.com:2095
www.bulon69.com:443
www.bulon69.com:2053
www.bulon69.com:2083
www.bulon69.com:2087
www.bulon69.com:2096
www.bulon69.com:8443
fakeupdates.bulon69.com:80
fakeupdates.bulon69.com:22
fakeupdates.bulon69.com:8080
fakeupdates.bulon69.com:8880
fakeupdates.bulon69.com:2052
fakeupdates.bulon69.com:2082
fakeupdates.bulon69.com:2086
fakeupdates.bulon69.com:2095
fakeupdates.bulon69.com:443
fakeupdates.bulon69.com:2053
fakeupdates.bulon69.com:2083
fakeupdates.bulon69.com:2087
fakeupdates.bulon69.com:2096
fakeupdates.bulon69.com:8443
locky.bulon69.com:80
locky.bulon69.com:22
locky.bulon69.com:8080
locky.bulon69.com:8880
locky.bulon69.com:2052
locky.bulon69.com:2082
locky.bulon69.com:2086
locky.bulon69.com:2095
locky.bulon69.com:443
locky.bulon69.com:2053
locky.bulon69.com:2083
locky.bulon69.com:2087
locky.bulon69.com:2096
locky.bulon69.com:8443

Mutex

VZlpdaGE0jyP

Attributes

delay
0
install
true
install_file
q9eb99.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
bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b

File Explorer

bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b

.exe 45KB

bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b
MD5 b46fa10fdbdbe04a4b404a4f6c031a00
SHA1 3d017c1bd3af943a0894822ea9ee97e3a13fd7b8
SHA512 df88734ba7b3acad2e2c79a8f93f56acffef6daa8115b559aef530dbe52edc51459213ba7b7fe72dd9967b46d5714edc351c8e0f2bafbacf0675c7e783ded84c
SSDEEP 768:5udApTNctooWUS7C+mo2qtSCSwTMSPI5sjbBgX3iAg2dCszSBDZ0x:5udApTNmU2lgG5cbuXScyd0x
TLSH
T17B232B003BE8812BF2BE5F78A8F26145867AF6633603D54D2CC451DB5623BC69A436FD
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

bcd565cb4c5ffeb564678c7d9c91f890c9b35c049f4375ffccc40f54b175800b

mscoree

dotnet