asyncrat | 92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267

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General

Target
92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267
Size 45KB
Sample260905-mmsnlssemd
SHA256 92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267
MD5 86b6680d81432fffbefbd1f42d13eddc
SHA1 fd690953ea54d7a04e6f0c98a9661606415d7b70
SHA512 086c48c83c4d2c2b579ff9e98fbb76d946d9a3be85f0b67247a8e7533c14797aac101e4a6f52c0d6723ea8cd4341167adc84f5682ee9bb6714515b4553d131b9
SSDEEP 768:8uuSpTg7GBoWUSH6+mo2qYlCSwTMSPI53jbOgX3i7LKC3AksBDZ0x:8uuSpTgyf2dgG5TbxXS7eC+d0x
TLSH
T159232B0037E8812BF2BE4F74A8F26245867AF5672603D58A1CC4519B5713FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

emgaitoi.blog:80
emgaitoi.blog:22
emgaitoi.blog:8080
emgaitoi.blog:8880
emgaitoi.blog:2052
emgaitoi.blog:2082
emgaitoi.blog:2086
emgaitoi.blog:2095
emgaitoi.blog:443
emgaitoi.blog:2053
emgaitoi.blog:2083
emgaitoi.blog:2087
emgaitoi.blog:2096
emgaitoi.blog:8443
www.emgaitoi.blog:80
www.emgaitoi.blog:22
www.emgaitoi.blog:8080
www.emgaitoi.blog:8880
www.emgaitoi.blog:2052
www.emgaitoi.blog:2082
www.emgaitoi.blog:2086
www.emgaitoi.blog:2095
www.emgaitoi.blog:443
www.emgaitoi.blog:2053
www.emgaitoi.blog:2083
www.emgaitoi.blog:2087
www.emgaitoi.blog:2096
www.emgaitoi.blog:8443
ursnif.emgaitoi.blog:80
ursnif.emgaitoi.blog:22
ursnif.emgaitoi.blog:8080
ursnif.emgaitoi.blog:8880
ursnif.emgaitoi.blog:2052
ursnif.emgaitoi.blog:2082
ursnif.emgaitoi.blog:2086
ursnif.emgaitoi.blog:2095
ursnif.emgaitoi.blog:443
ursnif.emgaitoi.blog:2053
ursnif.emgaitoi.blog:2083
ursnif.emgaitoi.blog:2087
ursnif.emgaitoi.blog:2096
ursnif.emgaitoi.blog:8443
sobig.emgaitoi.blog:80
sobig.emgaitoi.blog:22
sobig.emgaitoi.blog:8080
sobig.emgaitoi.blog:8880
sobig.emgaitoi.blog:2052
sobig.emgaitoi.blog:2082
sobig.emgaitoi.blog:2086
sobig.emgaitoi.blog:2095
sobig.emgaitoi.blog:443
sobig.emgaitoi.blog:2053
sobig.emgaitoi.blog:2083
sobig.emgaitoi.blog:2087
sobig.emgaitoi.blog:2096
sobig.emgaitoi.blog:8443
mydoom.emgaitoi.blog:80
mydoom.emgaitoi.blog:22
mydoom.emgaitoi.blog:8080
mydoom.emgaitoi.blog:8880
mydoom.emgaitoi.blog:2052
mydoom.emgaitoi.blog:2082
mydoom.emgaitoi.blog:2086
mydoom.emgaitoi.blog:2095
mydoom.emgaitoi.blog:443
mydoom.emgaitoi.blog:2053
mydoom.emgaitoi.blog:2083
mydoom.emgaitoi.blog:2087
mydoom.emgaitoi.blog:2096
mydoom.emgaitoi.blog:8443
melissa.emgaitoi.blog:80
melissa.emgaitoi.blog:22
melissa.emgaitoi.blog:8080
melissa.emgaitoi.blog:8880
melissa.emgaitoi.blog:2052
melissa.emgaitoi.blog:2082
melissa.emgaitoi.blog:2086
melissa.emgaitoi.blog:2095
melissa.emgaitoi.blog:443
melissa.emgaitoi.blog:2053
melissa.emgaitoi.blog:2083
melissa.emgaitoi.blog:2087
melissa.emgaitoi.blog:2096
melissa.emgaitoi.blog:8443

Mutex

DvhOBEdgEEx2

Attributes

delay
0
install
true
install_file
cyuto8.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
92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267

File Explorer

92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267

.exe 45KB

92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267
MD5 86b6680d81432fffbefbd1f42d13eddc
SHA1 fd690953ea54d7a04e6f0c98a9661606415d7b70
SHA512 086c48c83c4d2c2b579ff9e98fbb76d946d9a3be85f0b67247a8e7533c14797aac101e4a6f52c0d6723ea8cd4341167adc84f5682ee9bb6714515b4553d131b9
SSDEEP 768:8uuSpTg7GBoWUSH6+mo2qYlCSwTMSPI53jbOgX3i7LKC3AksBDZ0x:8uuSpTgyf2dgG5TbxXS7eC+d0x
TLSH
T159232B0037E8812BF2BE4F74A8F26245867AF5672603D58A1CC4519B5713FC69A42AFE
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

92f9b608391651f98393677326f3d4131587527268cdcb61057e7a64a4378267

mscoree

dotnet