asyncrat | f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af

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General

Target
f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af
Size 45KB
Sample260816-vrvmrssfpb
SHA256 f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af
MD5 0804450541b2d13b610c8b678dcefebe
SHA1 2551474646145dc5a53a615f4456457c933e36cd
SHA512 80646117960bc6eb9f341ddbf548e36ccc1ffe615dae56650cbd0681b7a3476c70e138959679618e29011c01d41dc9e690629caf6fe43604cfee6bfc3a96416e
SSDEEP 768:ku40ZTX3uXTaWUgzW0mo2qwtNd3u40cMOPI04zjb5gX6i5jbE1Tj1pBDZMx:ku40ZTXEb278+M3043bWXDJiTR3dMx
TLSH
T126232A003BE8812BF2BE4F78A9F26145867AF1736603D54E1CC452DB5613FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

e.streamforester.name:80
e.streamforester.name:22
e.streamforester.name:8080
e.streamforester.name:8880
e.streamforester.name:2052
e.streamforester.name:2082
e.streamforester.name:2086
e.streamforester.name:2095
e.streamforester.name:443
e.streamforester.name:2053
e.streamforester.name:2083
e.streamforester.name:2087
e.streamforester.name:2096
e.streamforester.name:8443
www.e.streamforester.name:80
www.e.streamforester.name:22
www.e.streamforester.name:8080
www.e.streamforester.name:8880
www.e.streamforester.name:2052
www.e.streamforester.name:2082
www.e.streamforester.name:2086
www.e.streamforester.name:2095
www.e.streamforester.name:443
www.e.streamforester.name:2053
www.e.streamforester.name:2083
www.e.streamforester.name:2087
www.e.streamforester.name:2096
www.e.streamforester.name:8443
azorult.e.streamforester.name:80
azorult.e.streamforester.name:22
azorult.e.streamforester.name:8080
azorult.e.streamforester.name:8880
azorult.e.streamforester.name:2052
azorult.e.streamforester.name:2082
azorult.e.streamforester.name:2086
azorult.e.streamforester.name:2095
azorult.e.streamforester.name:443
azorult.e.streamforester.name:2053
azorult.e.streamforester.name:2083
azorult.e.streamforester.name:2087
azorult.e.streamforester.name:2096
azorult.e.streamforester.name:8443
cryptolocker.e.streamforester.name:80
cryptolocker.e.streamforester.name:22
cryptolocker.e.streamforester.name:8080
cryptolocker.e.streamforester.name:8880
cryptolocker.e.streamforester.name:2052
cryptolocker.e.streamforester.name:2082
cryptolocker.e.streamforester.name:2086
cryptolocker.e.streamforester.name:2095
cryptolocker.e.streamforester.name:443
cryptolocker.e.streamforester.name:2053
cryptolocker.e.streamforester.name:2083
cryptolocker.e.streamforester.name:2087
cryptolocker.e.streamforester.name:2096
cryptolocker.e.streamforester.name:8443

Mutex

f7E5usiayklr

Attributes

delay
0
install
true
install_file
fkn2r.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
f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af

File Explorer

f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af

.exe 45KB

f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af
MD5 0804450541b2d13b610c8b678dcefebe
SHA1 2551474646145dc5a53a615f4456457c933e36cd
SHA512 80646117960bc6eb9f341ddbf548e36ccc1ffe615dae56650cbd0681b7a3476c70e138959679618e29011c01d41dc9e690629caf6fe43604cfee6bfc3a96416e
SSDEEP 768:ku40ZTX3uXTaWUgzW0mo2qwtNd3u40cMOPI04zjb5gX6i5jbE1Tj1pBDZMx:ku40ZTXEb278+M3043bWXDJiTR3dMx
TLSH
T126232A003BE8812BF2BE4F78A9F26145867AF1736603D54E1CC452DB5613FC69A426FE
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

51390

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

f4f2cb776803707eed93cb9df8186af02ae51734803e8e6b2f7a2e6a4559f3af

mscoree

dotnet