asyncrat | 6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1

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General

Target
6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1
Size 45KB
Sample260712-c45pdset4z
SHA256 6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1
MD5 1473b39c1b2ed109e9a184026a624388
SHA1 4c01663c0ef9ef5c489c0c3c5df24dc6aa038139
SHA512 bb9542e1f384932416a79f6376ba282a56f8632519ba2908b9be24ce62a5a2539ef4dd70a92016418b53518c4b7b090344ad777f9844160fcd81876a44600822
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9m6R8aI3OPIOzjbAgl3i+wICqKKs3vgKUBDZ8x:0u1YJTHcw2Z+FO3O3bnlS+lCqKK+8d8x
TLSH
T115232B0037E8822BF2BE4F789DF26145867AF2673603D69E1CC451DB5613FC58A426ED
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
clop.fimsec.com:80
clop.fimsec.com:22
clop.fimsec.com:8080
clop.fimsec.com:8880
clop.fimsec.com:2052
clop.fimsec.com:2082
clop.fimsec.com:2086
clop.fimsec.com:2095
clop.fimsec.com:443
clop.fimsec.com:2053
clop.fimsec.com:2083
clop.fimsec.com:2087
clop.fimsec.com:2096
clop.fimsec.com:8443
blaster.fimsec.com:80
blaster.fimsec.com:22
blaster.fimsec.com:8080
blaster.fimsec.com:8880
blaster.fimsec.com:2052
blaster.fimsec.com:2082
blaster.fimsec.com:2086
blaster.fimsec.com:2095
blaster.fimsec.com:443
blaster.fimsec.com:2053
blaster.fimsec.com:2083
blaster.fimsec.com:2087
blaster.fimsec.com:2096
blaster.fimsec.com:8443
notpetya.fimsec.com:80
notpetya.fimsec.com:22
notpetya.fimsec.com:8080
notpetya.fimsec.com:8880
notpetya.fimsec.com:2052
notpetya.fimsec.com:2082
notpetya.fimsec.com:2086
notpetya.fimsec.com:2095
notpetya.fimsec.com:443
notpetya.fimsec.com:2053
notpetya.fimsec.com:2083
notpetya.fimsec.com:2087
notpetya.fimsec.com:2096
notpetya.fimsec.com:8443

Mutex

znNd6PkYtY8C

Attributes

delay
0
install
true
install_file
l0kx6k.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
6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1

File Explorer

6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1

.exe 45KB

6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1
MD5 1473b39c1b2ed109e9a184026a624388
SHA1 4c01663c0ef9ef5c489c0c3c5df24dc6aa038139
SHA512 bb9542e1f384932416a79f6376ba282a56f8632519ba2908b9be24ce62a5a2539ef4dd70a92016418b53518c4b7b090344ad777f9844160fcd81876a44600822
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9m6R8aI3OPIOzjbAgl3i+wICqKKs3vgKUBDZ8x:0u1YJTHcw2Z+FO3O3bnlS+lCqKK+8d8x
TLSH
T115232B0037E8822BF2BE4F789DF26145867AF2673603D69E1CC451DB5613FC58A426ED
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

6ba4d5bef19dbdeb04fafb08fcec697141b054473c3e92f0bb6512051ddc36b1

mscoree

dotnet