asyncrat | 586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61

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General

Target
586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61
Size 45KB
Sample260712-dcxp5sb19r
SHA256 586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61
MD5 bac57f6867b839551cf04070278339aa
SHA1 c6a7ec8e2777a262fc66609c604a5e80d69c75f1
SHA512 86234614c511defc3975c563f738a41bab6c1eef8c00f4a54a653fd6d287d93237a9e32651e748c5160001b99b0a6fdbe509b877db6599ade1fdbc13495dfe7f
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlN7lt440WMOPI0szjbygX1iRZOwA+qtxEIBDZMx:wuDWZTpMZSB2ogUM30s3b1XkKDtxEudO
TLSH
T16A232B003BE88127F2BE8F7899F26245467AF1637603D64E1CC4529B5B13FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

fimsec.com:80
fimsec.com:22
fimsec.com:8080
fimsec.com:8880
fimsec.com:2052
fimsec.com:2082
fimsec.com:2086
fimsec.com:2095
fimsec.com:443
fimsec.com:2053
fimsec.com:2083
fimsec.com:2087
fimsec.com:2096
fimsec.com:8443
www.fimsec.com:80
www.fimsec.com:22
www.fimsec.com:8080
www.fimsec.com:8880
www.fimsec.com:2052
www.fimsec.com:2082
www.fimsec.com:2086
www.fimsec.com:2095
www.fimsec.com:443
www.fimsec.com:2053
www.fimsec.com:2083
www.fimsec.com:2087
www.fimsec.com:2096
www.fimsec.com:8443
trickbot.fimsec.com:80
trickbot.fimsec.com:22
trickbot.fimsec.com:8080
trickbot.fimsec.com:8880
trickbot.fimsec.com:2052
trickbot.fimsec.com:2082
trickbot.fimsec.com:2086
trickbot.fimsec.com:2095
trickbot.fimsec.com:443
trickbot.fimsec.com:2053
trickbot.fimsec.com:2083
trickbot.fimsec.com:2087
trickbot.fimsec.com:2096
trickbot.fimsec.com:8443
nanocore.fimsec.com:80
nanocore.fimsec.com:22
nanocore.fimsec.com:8080
nanocore.fimsec.com:8880
nanocore.fimsec.com:2052
nanocore.fimsec.com:2082
nanocore.fimsec.com:2086
nanocore.fimsec.com:2095
nanocore.fimsec.com:443
nanocore.fimsec.com:2053
nanocore.fimsec.com:2083
nanocore.fimsec.com:2087
nanocore.fimsec.com:2096
nanocore.fimsec.com:8443

Mutex

bPgVT2K5hyPY

Attributes

delay
0
install
true
install_file
hhc2o.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
586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61

File Explorer

586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61

.exe 45KB

586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61
MD5 bac57f6867b839551cf04070278339aa
SHA1 c6a7ec8e2777a262fc66609c604a5e80d69c75f1
SHA512 86234614c511defc3975c563f738a41bab6c1eef8c00f4a54a653fd6d287d93237a9e32651e748c5160001b99b0a6fdbe509b877db6599ade1fdbc13495dfe7f
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qlN7lt440WMOPI0szjbygX1iRZOwA+qtxEIBDZMx:wuDWZTpMZSB2ogUM30s3b1XkKDtxEudO
TLSH
T16A232B003BE88127F2BE8F7899F26245467AF1637603D64E1CC4529B5B13FC69A426FD
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

586896e5c3275fd8991ae0b710ffea7fafd035e55e8d14a81a7c05d12dfb3e61

mscoree

dotnet