asyncrat | 70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b

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General

Target
70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b
Size 45KB
Sample260710-s6d78act4j
SHA256 70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b
MD5 2b7c496c81d18eef3426f9435b2b9f38
SHA1 289100778be411afe8fee5fcc17ecd73bf7c515f
SHA512 453440da6f336ce12f9a4643ef191ae01935a2819ca0aad850af07f869fcf9ef95337f477b9fa804d07e8a48671f87716e6a3c3236ec0414b94e2c643f1b8d3d
SSDEEP 768:4uLZZTUAoOSWUYZL8mo2qFl3xY6AZOOPILzjbHgg3ilSwXM8iE5Vk4BDZbx:4uLZZTUTn20ulO3L3bAgS0q/iAVk+dbx
TLSH
T114232A003BE8C12BF2BE4F78A9F26145467AF2A73603D5491CC451DB5B13BC69A426FE
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
malware.fimsec.com:80
malware.fimsec.com:22
malware.fimsec.com:8080
malware.fimsec.com:8880
malware.fimsec.com:2052
malware.fimsec.com:2082
malware.fimsec.com:2086
malware.fimsec.com:2095
malware.fimsec.com:443
malware.fimsec.com:2053
malware.fimsec.com:2083
malware.fimsec.com:2087
malware.fimsec.com:2096
malware.fimsec.com:8443
locky.fimsec.com:80
locky.fimsec.com:22
locky.fimsec.com:8080
locky.fimsec.com:8880
locky.fimsec.com:2052
locky.fimsec.com:2082
locky.fimsec.com:2086
locky.fimsec.com:2095
locky.fimsec.com:443
locky.fimsec.com:2053
locky.fimsec.com:2083
locky.fimsec.com:2087
locky.fimsec.com:2096
locky.fimsec.com:8443

Mutex

fyCSgOFFR4Bi

Attributes

delay
0
install
true
install_file
ehoij.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
70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b

File Explorer

70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b

.exe 45KB

70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b
MD5 2b7c496c81d18eef3426f9435b2b9f38
SHA1 289100778be411afe8fee5fcc17ecd73bf7c515f
SHA512 453440da6f336ce12f9a4643ef191ae01935a2819ca0aad850af07f869fcf9ef95337f477b9fa804d07e8a48671f87716e6a3c3236ec0414b94e2c643f1b8d3d
SSDEEP 768:4uLZZTUAoOSWUYZL8mo2qFl3xY6AZOOPILzjbHgg3ilSwXM8iE5Vk4BDZbx:4uLZZTUTn20ulO3L3bAgS0q/iAVk+dbx
TLSH
T114232A003BE8C12BF2BE4F78A9F26145467AF2A73603D5491CC451DB5B13BC69A426FE
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

51230

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

70343e0d7530e9a497574fa3d4aae4f7987cadfc5931d8010253c6d55f7d078b

mscoree

dotnet