asyncrat | a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257

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General

Target
a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257
Size 45KB
Sample260722-nsvktsec75
SHA256 a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257
MD5 b15b44a6c5b07c088c3146fc9a039fff
SHA1 66f8925662869e138e3c9c32a8044ba9758736cc
SHA512 2d5d52597525775858dfd4213e3f77eedb2c13fa7729318d9af2719b44222d9336048df3362cdb73eb0305f4ba5986057e86cde3e419df5e0867fac42e48753b
SSDEEP 768:5udApTNctooWUS7C+mo2qtkZo3TMtPImbjbmgX3iht8HBDZ0x:5udApTNmU2lU3mPb5XSed0x
TLSH
T169232B0037E9812BF2BE4F7868F26245467AF6673603D54A2CC4519B5723FC68A427FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

flimora.top:80
flimora.top:22
flimora.top:8080
flimora.top:8880
flimora.top:2052
flimora.top:2082
flimora.top:2086
flimora.top:2095
flimora.top:443
flimora.top:2053
flimora.top:2083
flimora.top:2087
flimora.top:2096
flimora.top:8443
www.flimora.top:80
www.flimora.top:22
www.flimora.top:8080
www.flimora.top:8880
www.flimora.top:2052
www.flimora.top:2082
www.flimora.top:2086
www.flimora.top:2095
www.flimora.top:443
www.flimora.top:2053
www.flimora.top:2083
www.flimora.top:2087
www.flimora.top:2096
www.flimora.top:8443
malware.flimora.top:80
malware.flimora.top:22
malware.flimora.top:8080
malware.flimora.top:8880
malware.flimora.top:2052
malware.flimora.top:2082
malware.flimora.top:2086
malware.flimora.top:2095
malware.flimora.top:443
malware.flimora.top:2053
malware.flimora.top:2083
malware.flimora.top:2087
malware.flimora.top:2096
malware.flimora.top:8443
invasive.flimora.top:80
invasive.flimora.top:22
invasive.flimora.top:8080
invasive.flimora.top:8880
invasive.flimora.top:2052
invasive.flimora.top:2082
invasive.flimora.top:2086
invasive.flimora.top:2095
invasive.flimora.top:443
invasive.flimora.top:2053
invasive.flimora.top:2083
invasive.flimora.top:2087
invasive.flimora.top:2096
invasive.flimora.top:8443

Mutex

idFaW9ZblZn6

Attributes

delay
0
install
true
install_file
34jjsb.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
a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257

File Explorer

a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257

.exe 45KB

a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257
MD5 b15b44a6c5b07c088c3146fc9a039fff
SHA1 66f8925662869e138e3c9c32a8044ba9758736cc
SHA512 2d5d52597525775858dfd4213e3f77eedb2c13fa7729318d9af2719b44222d9336048df3362cdb73eb0305f4ba5986057e86cde3e419df5e0867fac42e48753b
SSDEEP 768:5udApTNctooWUS7C+mo2qtkZo3TMtPImbjbmgX3iht8HBDZ0x:5udApTNmU2lU3mPb5XSed0x
TLSH
T169232B0037E9812BF2BE4F7868F26245467AF6673603D54A2CC4519B5723FC68A427FE
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

51278

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

a6dfefc18e1a3a0316f51b3aede1d4ed8b04050ecd3af8fd6db31af4bd092257

mscoree

dotnet