asyncrat | a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b

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General

Target
a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b
Size 45KB
Sample260803-vprhbstfld
SHA256 a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b
MD5 40d05516be345029502d6f80b6a7ad73
SHA1 5eabc760b1d3cacab6ef9c425eb9ad0467868c9e
SHA512 72ff4dd9356859fa0fd918b6e03b546c2185ae5aa519d3485206dc9e8345c9babbfabac49db2369db33912b3bfbe753b57869dad78ec2e1321b5f148499f4d0f
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9q9Yq3q3hOPI2zjbwgX3ilLhug8VbW6gnEBDZ8x:0uPrpT/qY2HaCq323b3XSlLEHd8x
TLSH
T1CC233C003BE9C12BF2BE4B789CF26145867AF5633603D64A1CC451DB5623FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

xcavengon.click:80
xcavengon.click:22
xcavengon.click:8080
xcavengon.click:8880
xcavengon.click:2052
xcavengon.click:2082
xcavengon.click:2086
xcavengon.click:2095
xcavengon.click:443
xcavengon.click:2053
xcavengon.click:2083
xcavengon.click:2087
xcavengon.click:2096
xcavengon.click:8443
www.xcavengon.click:80
www.xcavengon.click:22
www.xcavengon.click:8080
www.xcavengon.click:8880
www.xcavengon.click:2052
www.xcavengon.click:2082
www.xcavengon.click:2086
www.xcavengon.click:2095
www.xcavengon.click:443
www.xcavengon.click:2053
www.xcavengon.click:2083
www.xcavengon.click:2087
www.xcavengon.click:2096
www.xcavengon.click:8443
malware.xcavengon.click:80
malware.xcavengon.click:22
malware.xcavengon.click:8080
malware.xcavengon.click:8880
malware.xcavengon.click:2052
malware.xcavengon.click:2082
malware.xcavengon.click:2086
malware.xcavengon.click:2095
malware.xcavengon.click:443
malware.xcavengon.click:2053
malware.xcavengon.click:2083
malware.xcavengon.click:2087
malware.xcavengon.click:2096
malware.xcavengon.click:8443
sasser.xcavengon.click:80
sasser.xcavengon.click:22
sasser.xcavengon.click:8080
sasser.xcavengon.click:8880
sasser.xcavengon.click:2052
sasser.xcavengon.click:2082
sasser.xcavengon.click:2086
sasser.xcavengon.click:2095
sasser.xcavengon.click:443
sasser.xcavengon.click:2053
sasser.xcavengon.click:2083
sasser.xcavengon.click:2087
sasser.xcavengon.click:2096
sasser.xcavengon.click:8443

Mutex

WpxdXwNHFhtA

Attributes

delay
0
install
true
install_file
8n5nj4g.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
a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b

File Explorer

a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b

.exe 45KB

a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b
MD5 40d05516be345029502d6f80b6a7ad73
SHA1 5eabc760b1d3cacab6ef9c425eb9ad0467868c9e
SHA512 72ff4dd9356859fa0fd918b6e03b546c2185ae5aa519d3485206dc9e8345c9babbfabac49db2369db33912b3bfbe753b57869dad78ec2e1321b5f148499f4d0f
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9q9Yq3q3hOPI2zjbwgX3ilLhug8VbW6gnEBDZ8x:0uPrpT/qY2HaCq323b3XSlLEHd8x
TLSH
T1CC233C003BE9C12BF2BE4B789CF26145867AF5633603D64A1CC451DB5623FC69A426FE
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

51310

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

a6f8bd6daf622769d7d3b6ce65bc938a6fb1a7e7e05e50f5a5f1048d22223b5b

mscoree

dotnet