asyncrat | 91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8

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General

Target
91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8
Size 45KB
Sample260905-h115paygph
SHA256 91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8
MD5 a42dfef1b167ec29ecf21d574adb4108
SHA1 a43e363bcc29ff9a0695a2bbcfb5f500b8d9fab7
SHA512 e8e16fbf89976283f40d7a1f15a8521ae11a46a05f5ff0282abdc03d9c4207305ee7053c73773329b27b05a432241219c7fc63b96a53452c239a857492d1aea9
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNyqAYaayNPIHzjb6gX3Qeya8I06acsf2/3BDZ0x:5uSy6pTpoo2/qzqqH3btXArI0Pcswd0x
TLSH
T101232B003BE8812BF2BE5F7899F22145867AF6633603E54A2CC451DB5713FC686526FE
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
sobig.zorvec.name:80
sobig.zorvec.name:22
sobig.zorvec.name:8080
sobig.zorvec.name:8880
sobig.zorvec.name:2052
sobig.zorvec.name:2082
sobig.zorvec.name:2086
sobig.zorvec.name:2095
sobig.zorvec.name:443
sobig.zorvec.name:2053
sobig.zorvec.name:2083
sobig.zorvec.name:2087
sobig.zorvec.name:2096
sobig.zorvec.name:8443
azorult.zorvec.name:80
azorult.zorvec.name:22
azorult.zorvec.name:8080
azorult.zorvec.name:8880
azorult.zorvec.name:2052
azorult.zorvec.name:2082
azorult.zorvec.name:2086
azorult.zorvec.name:2095
azorult.zorvec.name:443
azorult.zorvec.name:2053
azorult.zorvec.name:2083
azorult.zorvec.name:2087
azorult.zorvec.name:2096
azorult.zorvec.name:8443

Mutex

BcKVVK2WULZS

Attributes

delay
0
install
true
install_file
5e7wcbs.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
91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8

File Explorer

91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8

.exe 45KB

91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8
MD5 a42dfef1b167ec29ecf21d574adb4108
SHA1 a43e363bcc29ff9a0695a2bbcfb5f500b8d9fab7
SHA512 e8e16fbf89976283f40d7a1f15a8521ae11a46a05f5ff0282abdc03d9c4207305ee7053c73773329b27b05a432241219c7fc63b96a53452c239a857492d1aea9
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNyqAYaayNPIHzjb6gX3Qeya8I06acsf2/3BDZ0x:5uSy6pTpoo2/qzqqH3btXArI0Pcswd0x
TLSH
T101232B003BE8812BF2BE5F7899F22145867AF6633603E54A2CC451DB5713FC686526FE
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

91ca423c1920fc5ef6a4ca04f608b4b02a69fe0d11b46beedc11a0bb2d758ed8

mscoree

dotnet