asyncrat | 99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2

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General

Target
99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2
Size 45KB
Sample260710-rf77yac12v
SHA256 99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2
MD5 f8c5ce34ca568afc7688a2b1bb0adb61
SHA1 8041654af967a633526e016db6b0656b1c791a25
SHA512 63413c9a193cf3dca7009eb7ea3d44d09ede6aa2791c2db94d7e516c306f1a1a5c96334a07cd0d5bf2197233f7fc85e4fdd4250409757a14387d36f7ca5c03fd
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNrzjHy/aKPIbXjbcgX3i34gg3c7oJNVqBDZ0x:5uSy6pTpoo2onhbzbzXS/p7oJYd0x
TLSH
T13C232B003BE9812BF2BE5B7899F26145867AF6633A03D64D1CC411DB5713BC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

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

Mutex

fmnPv4RVtNj1

Attributes

delay
0
install
true
install_file
mg3v5a7.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
99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2

File Explorer

99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2

.exe 45KB

99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2
MD5 f8c5ce34ca568afc7688a2b1bb0adb61
SHA1 8041654af967a633526e016db6b0656b1c791a25
SHA512 63413c9a193cf3dca7009eb7ea3d44d09ede6aa2791c2db94d7e516c306f1a1a5c96334a07cd0d5bf2197233f7fc85e4fdd4250409757a14387d36f7ca5c03fd
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNrzjHy/aKPIbXjbcgX3i34gg3c7oJNVqBDZ0x:5uSy6pTpoo2onhbzbzXS/p7oJYd0x
TLSH
T13C232B003BE9812BF2BE5B7899F26145867AF6633A03D64D1CC411DB5713BC68A426FE
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

99dcf3631c0529e61d0ff3c19516c2db823056ac1c93e0d8db23a0e7c7df18d2

mscoree

dotnet