asyncrat | 203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f

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General

Target
203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f
Size 45KB
Sample260804-vz3ncaec77
SHA256 203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f
MD5 2b8c369663d3926c88d9955dd6bb02df
SHA1 509c358ee52592eb5d9f7d35773ac27d7fb14990
SHA512 5b62cffa716ce386228ac42f8cf58841351358104fcf8572e9e1773612a6f6311c40119fb82514400f3eda9f3da5cb2394758e4d427af352710aa64e4a6ed29e
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1V8V1yp7EcPIpzjbBgX3iyn9lbXRwIq5BDZMx:wuZ8pT1tc2W8V41Ehp3buXSy9lb2dMx
TLSH
T117233C003BE9C23BF2BE5F7898F26145867AF2636603D54D1CC441DB5623BC69A42AFD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

vnsextop1.com:80
vnsextop1.com:22
vnsextop1.com:8080
vnsextop1.com:8880
vnsextop1.com:2052
vnsextop1.com:2082
vnsextop1.com:2086
vnsextop1.com:2095
vnsextop1.com:443
vnsextop1.com:2053
vnsextop1.com:2083
vnsextop1.com:2087
vnsextop1.com:2096
vnsextop1.com:8443
www.vnsextop1.com:80
www.vnsextop1.com:22
www.vnsextop1.com:8080
www.vnsextop1.com:8880
www.vnsextop1.com:2052
www.vnsextop1.com:2082
www.vnsextop1.com:2086
www.vnsextop1.com:2095
www.vnsextop1.com:443
www.vnsextop1.com:2053
www.vnsextop1.com:2083
www.vnsextop1.com:2087
www.vnsextop1.com:2096
www.vnsextop1.com:8443
triton.vnsextop1.com:80
triton.vnsextop1.com:22
triton.vnsextop1.com:8080
triton.vnsextop1.com:8880
triton.vnsextop1.com:2052
triton.vnsextop1.com:2082
triton.vnsextop1.com:2086
triton.vnsextop1.com:2095
triton.vnsextop1.com:443
triton.vnsextop1.com:2053
triton.vnsextop1.com:2083
triton.vnsextop1.com:2087
triton.vnsextop1.com:2096
triton.vnsextop1.com:8443
ursnif.vnsextop1.com:80
ursnif.vnsextop1.com:22
ursnif.vnsextop1.com:8080
ursnif.vnsextop1.com:8880
ursnif.vnsextop1.com:2052
ursnif.vnsextop1.com:2082
ursnif.vnsextop1.com:2086
ursnif.vnsextop1.com:2095
ursnif.vnsextop1.com:443
ursnif.vnsextop1.com:2053
ursnif.vnsextop1.com:2083
ursnif.vnsextop1.com:2087
ursnif.vnsextop1.com:2096
ursnif.vnsextop1.com:8443

Mutex

GEN4RUjeVsty

Attributes

delay
0
install
true
install_file
ezdx.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
203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f

File Explorer

203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f

.exe 45KB

203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f
MD5 2b8c369663d3926c88d9955dd6bb02df
SHA1 509c358ee52592eb5d9f7d35773ac27d7fb14990
SHA512 5b62cffa716ce386228ac42f8cf58841351358104fcf8572e9e1773612a6f6311c40119fb82514400f3eda9f3da5cb2394758e4d427af352710aa64e4a6ed29e
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1V8V1yp7EcPIpzjbBgX3iyn9lbXRwIq5BDZMx:wuZ8pT1tc2W8V41Ehp3buXSy9lb2dMx
TLSH
T117233C003BE9C23BF2BE5F7898F26145867AF2636603D54D1CC441DB5623BC69A42AFD
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

51262

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

203a21a1f19a7180ee95373fb8d2bb322c129c7cd8b1442f4f8d9f37b5ab977f

mscoree

dotnet