asyncrat | a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d

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General

Target
a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d
Size 45KB
Sample260804-jnayeafe74
SHA256 a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d
MD5 b008683be6a9639be3504c2c5ba96567
SHA1 d9640d7b9a87a806d21ed1ae570847291943b886
SHA512 e6abb4d139ebd10c750b5853f9e72ba068a542955e3c1996c9883ec70a5975353581ec7ffb9dfda65b84cf6bbbb8006bae5170aa65415a9b86d079b150ea7487
SSDEEP 768:kuSOpTPTCFcWUeXa6mo2qA1cP0pycvHPIjzjbmgX3irukDPFaUSdBDZMx:kuSOpTPOP2FccMcvgj3b5XSfkzdMx
TLSH
T178232B0037E9823BF2BE4F7899F261458A7AE2637603D6491CC441DB5613FC6DA826FD
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
zeus.xcavengon.click:80
zeus.xcavengon.click:22
zeus.xcavengon.click:8080
zeus.xcavengon.click:8880
zeus.xcavengon.click:2052
zeus.xcavengon.click:2082
zeus.xcavengon.click:2086
zeus.xcavengon.click:2095
zeus.xcavengon.click:443
zeus.xcavengon.click:2053
zeus.xcavengon.click:2083
zeus.xcavengon.click:2087
zeus.xcavengon.click:2096
zeus.xcavengon.click:8443
downadup.xcavengon.click:80
downadup.xcavengon.click:22
downadup.xcavengon.click:8080
downadup.xcavengon.click:8880
downadup.xcavengon.click:2052
downadup.xcavengon.click:2082
downadup.xcavengon.click:2086
downadup.xcavengon.click:2095
downadup.xcavengon.click:443
downadup.xcavengon.click:2053
downadup.xcavengon.click:2083
downadup.xcavengon.click:2087
downadup.xcavengon.click:2096
downadup.xcavengon.click:8443
mydoom.xcavengon.click:80
mydoom.xcavengon.click:22
mydoom.xcavengon.click:8080
mydoom.xcavengon.click:8880
mydoom.xcavengon.click:2052
mydoom.xcavengon.click:2082
mydoom.xcavengon.click:2086
mydoom.xcavengon.click:2095
mydoom.xcavengon.click:443
mydoom.xcavengon.click:2053
mydoom.xcavengon.click:2083
mydoom.xcavengon.click:2087
mydoom.xcavengon.click:2096
mydoom.xcavengon.click:8443
nimda.xcavengon.click:80
nimda.xcavengon.click:22
nimda.xcavengon.click:8080
nimda.xcavengon.click:8880
nimda.xcavengon.click:2052
nimda.xcavengon.click:2082
nimda.xcavengon.click:2086
nimda.xcavengon.click:2095
nimda.xcavengon.click:443
nimda.xcavengon.click:2053
nimda.xcavengon.click:2083
nimda.xcavengon.click:2087
nimda.xcavengon.click:2096
nimda.xcavengon.click:8443

Mutex

cEy4xgYEmpxC

Attributes

delay
0
install
true
install_file
8jrz.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
a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d

File Explorer

a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d

.exe 45KB

a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d
MD5 b008683be6a9639be3504c2c5ba96567
SHA1 d9640d7b9a87a806d21ed1ae570847291943b886
SHA512 e6abb4d139ebd10c750b5853f9e72ba068a542955e3c1996c9883ec70a5975353581ec7ffb9dfda65b84cf6bbbb8006bae5170aa65415a9b86d079b150ea7487
SSDEEP 768:kuSOpTPTCFcWUeXa6mo2qA1cP0pycvHPIjzjbmgX3irukDPFaUSdBDZMx:kuSOpTPOP2FccMcvgj3b5XSfkzdMx
TLSH
T178232B0037E9823BF2BE4F7899F261458A7AE2637603D6491CC441DB5613FC6DA826FD
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

a890e45dae5019f102a25a17e1f42f4a721d7d3286d2a99dd2fc2bfa27b96e5d

mscoree

dotnet