asyncrat | c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec

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General

Target
c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec
Size 45KB
Sample260905-rbfbcsszbs
SHA256 c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec
MD5 e9d6922a99a4e80dee7f6dd2af6924b7
SHA1 0f1f7569596d081c2333b2ee2d67b5b909e7e7f1
SHA512 84b348a334b3a879487cdf1d1b341361cabb2ca7d536919c12cd127df8807eaaf90a1125dbb05d3da3dd519d749d1e9cd0dd216b3ea3eb95aa1caa2825d8a091
SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4D9wSkq/z1OPIozjbTg5M3inCiP7xQ5HBDZ0x:8uUIpT4vAj2HiVK3o3bM5MSh7xOd0x
TLSH
T151232A0037E8C12BF2BE5F7899F26141867AF6633603D64A2CC452DB5713BC68A526FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

phimjapan.com:80
phimjapan.com:22
phimjapan.com:8080
phimjapan.com:8880
phimjapan.com:2052
phimjapan.com:2082
phimjapan.com:2086
phimjapan.com:2095
phimjapan.com:443
phimjapan.com:2053
phimjapan.com:2083
phimjapan.com:2087
phimjapan.com:2096
phimjapan.com:8443
www.phimjapan.com:80
www.phimjapan.com:22
www.phimjapan.com:8080
www.phimjapan.com:8880
www.phimjapan.com:2052
www.phimjapan.com:2082
www.phimjapan.com:2086
www.phimjapan.com:2095
www.phimjapan.com:443
www.phimjapan.com:2053
www.phimjapan.com:2083
www.phimjapan.com:2087
www.phimjapan.com:2096
www.phimjapan.com:8443
ryuk.phimjapan.com:80
ryuk.phimjapan.com:22
ryuk.phimjapan.com:8080
ryuk.phimjapan.com:8880
ryuk.phimjapan.com:2052
ryuk.phimjapan.com:2082
ryuk.phimjapan.com:2086
ryuk.phimjapan.com:2095
ryuk.phimjapan.com:443
ryuk.phimjapan.com:2053
ryuk.phimjapan.com:2083
ryuk.phimjapan.com:2087
ryuk.phimjapan.com:2096
ryuk.phimjapan.com:8443
conti.phimjapan.com:80
conti.phimjapan.com:22
conti.phimjapan.com:8080
conti.phimjapan.com:8880
conti.phimjapan.com:2052
conti.phimjapan.com:2082
conti.phimjapan.com:2086
conti.phimjapan.com:2095
conti.phimjapan.com:443
conti.phimjapan.com:2053
conti.phimjapan.com:2083
conti.phimjapan.com:2087
conti.phimjapan.com:2096
conti.phimjapan.com:8443
stuxnet.phimjapan.com:80
stuxnet.phimjapan.com:22
stuxnet.phimjapan.com:8080
stuxnet.phimjapan.com:8880
stuxnet.phimjapan.com:2052
stuxnet.phimjapan.com:2082
stuxnet.phimjapan.com:2086
stuxnet.phimjapan.com:2095
stuxnet.phimjapan.com:443
stuxnet.phimjapan.com:2053
stuxnet.phimjapan.com:2083
stuxnet.phimjapan.com:2087
stuxnet.phimjapan.com:2096
stuxnet.phimjapan.com:8443
client.phimjapan.com:80
client.phimjapan.com:22
client.phimjapan.com:8080
client.phimjapan.com:8880
client.phimjapan.com:2052
client.phimjapan.com:2082
client.phimjapan.com:2086
client.phimjapan.com:2095
client.phimjapan.com:443
client.phimjapan.com:2053
client.phimjapan.com:2083
client.phimjapan.com:2087
client.phimjapan.com:2096
client.phimjapan.com:8443

Mutex

hR4XUl5LEnBH

Attributes

delay
0
install
true
install_file
jff8sok.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
c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec

File Explorer

c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec

.exe 45KB

c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec
MD5 e9d6922a99a4e80dee7f6dd2af6924b7
SHA1 0f1f7569596d081c2333b2ee2d67b5b909e7e7f1
SHA512 84b348a334b3a879487cdf1d1b341361cabb2ca7d536919c12cd127df8807eaaf90a1125dbb05d3da3dd519d749d1e9cd0dd216b3ea3eb95aa1caa2825d8a091
SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4D9wSkq/z1OPIozjbTg5M3inCiP7xQ5HBDZ0x:8uUIpT4vAj2HiVK3o3bM5MSh7xOd0x
TLSH
T151232A0037E8C12BF2BE5F7899F26141867AF6633603D64A2CC452DB5713BC68A526FD
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

51406

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

c881193e621b917b9e0833a7a80731844c3fa55f7918270f1b6eef47582110ec

mscoree

dotnet