asyncrat | b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8

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General

Target
b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8
Size 45KB
Sample260816-wpmd2styhv
SHA256 b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8
MD5 b2576b4899abf8dc052fec5ca12a634c
SHA1 f39117827105dd616e4405536e27096ec950f559
SHA512 7c68773a6e59befbaa9fa8f5600e9a5e7096c2839dfca57343dc69a3389287bb369b5c477524a11505ff5d6f5bf2f714626b6b31c74d1b51bac0c70ff84be27d
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1Z0ewtDcy0oiZPIHzjbKLgX3inG01I1nNsBDZUx:cuR0JTPjY2AwRPiWH3bK0XSnt1gnAdUx
TLSH
T158232B003BE8C12BF2BE4F786DF26245867AF6772603D5491CC452DB4613BC69A42AFD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

zorvec.name:80
zorvec.name:22
zorvec.name:8080
zorvec.name:8880
zorvec.name:2052
zorvec.name:2082
zorvec.name:2086
zorvec.name:2095
zorvec.name:443
zorvec.name:2053
zorvec.name:2083
zorvec.name:2087
zorvec.name:2096
zorvec.name:8443
www.zorvec.name:80
www.zorvec.name:22
www.zorvec.name:8080
www.zorvec.name:8880
www.zorvec.name:2052
www.zorvec.name:2082
www.zorvec.name:2086
www.zorvec.name:2095
www.zorvec.name:443
www.zorvec.name:2053
www.zorvec.name:2083
www.zorvec.name:2087
www.zorvec.name:2096
www.zorvec.name:8443
gh0st.zorvec.name:80
gh0st.zorvec.name:22
gh0st.zorvec.name:8080
gh0st.zorvec.name:8880
gh0st.zorvec.name:2052
gh0st.zorvec.name:2082
gh0st.zorvec.name:2086
gh0st.zorvec.name:2095
gh0st.zorvec.name:443
gh0st.zorvec.name:2053
gh0st.zorvec.name:2083
gh0st.zorvec.name:2087
gh0st.zorvec.name:2096
gh0st.zorvec.name:8443
fakeupdates.zorvec.name:80
fakeupdates.zorvec.name:22
fakeupdates.zorvec.name:8080
fakeupdates.zorvec.name:8880
fakeupdates.zorvec.name:2052
fakeupdates.zorvec.name:2082
fakeupdates.zorvec.name:2086
fakeupdates.zorvec.name:2095
fakeupdates.zorvec.name:443
fakeupdates.zorvec.name:2053
fakeupdates.zorvec.name:2083
fakeupdates.zorvec.name:2087
fakeupdates.zorvec.name:2096
fakeupdates.zorvec.name:8443
zbot.zorvec.name:80
zbot.zorvec.name:22
zbot.zorvec.name:8080
zbot.zorvec.name:8880
zbot.zorvec.name:2052
zbot.zorvec.name:2082
zbot.zorvec.name:2086
zbot.zorvec.name:2095
zbot.zorvec.name:443
zbot.zorvec.name:2053
zbot.zorvec.name:2083
zbot.zorvec.name:2087
zbot.zorvec.name:2096
zbot.zorvec.name:8443

Mutex

rjp94ZzeZPvh

Attributes

delay
0
install
true
install_file
zfdg.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
b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8

File Explorer

b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8

.exe 45KB

b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8
MD5 b2576b4899abf8dc052fec5ca12a634c
SHA1 f39117827105dd616e4405536e27096ec950f559
SHA512 7c68773a6e59befbaa9fa8f5600e9a5e7096c2839dfca57343dc69a3389287bb369b5c477524a11505ff5d6f5bf2f714626b6b31c74d1b51bac0c70ff84be27d
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1Z0ewtDcy0oiZPIHzjbKLgX3inG01I1nNsBDZUx:cuR0JTPjY2AwRPiWH3bK0XSnt1gnAdUx
TLSH
T158232B003BE8C12BF2BE4F786DF26245867AF6772603D5491CC452DB4613BC69A42AFD
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

b4fc93d48b8a313692f37195126fa217b8cd0d539447ca8c0d7911fdcdf67bd8

mscoree

dotnet