asyncrat | a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34

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General

Target
a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34
Size 45KB
Sample260804-rzbcbaztez
SHA256 a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34
MD5 03b02a27086de36b05824f1234eba48e
SHA1 cce6c8149e8dfdbdec9aa2a94c639ab03a104211
SHA512 58fac8bbad4cf3290975fce899196918aa289758f06a131aaa879a2973447468e4a5fef36098429a0d44d11ebb267dddbeae90436a8851a5af3d9b22ab5d8a3c
SSDEEP 768:rukO5TkI7ZzWUTZ9Fmo2qTA7lH440WMOPI0kzjbFgX8iwv9wk7RTBQ9fimenBDZ2:rukO5TkUH2HqUM30k3bCX5wlTBQN8d0x
TLSH
T1B6232A003BE8812BF2BE4F7899F26145867AF6736603D68A1CC451D75713FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

twosisterstubes.com:80
twosisterstubes.com:22
twosisterstubes.com:8080
twosisterstubes.com:8880
twosisterstubes.com:2052
twosisterstubes.com:2082
twosisterstubes.com:2086
twosisterstubes.com:2095
twosisterstubes.com:443
twosisterstubes.com:2053
twosisterstubes.com:2083
twosisterstubes.com:2087
twosisterstubes.com:2096
twosisterstubes.com:8443
www.twosisterstubes.com:80
www.twosisterstubes.com:22
www.twosisterstubes.com:8080
www.twosisterstubes.com:8880
www.twosisterstubes.com:2052
www.twosisterstubes.com:2082
www.twosisterstubes.com:2086
www.twosisterstubes.com:2095
www.twosisterstubes.com:443
www.twosisterstubes.com:2053
www.twosisterstubes.com:2083
www.twosisterstubes.com:2087
www.twosisterstubes.com:2096
www.twosisterstubes.com:8443
sodinokibi.twosisterstubes.com:80
sodinokibi.twosisterstubes.com:22
sodinokibi.twosisterstubes.com:8080
sodinokibi.twosisterstubes.com:8880
sodinokibi.twosisterstubes.com:2052
sodinokibi.twosisterstubes.com:2082
sodinokibi.twosisterstubes.com:2086
sodinokibi.twosisterstubes.com:2095
sodinokibi.twosisterstubes.com:443
sodinokibi.twosisterstubes.com:2053
sodinokibi.twosisterstubes.com:2083
sodinokibi.twosisterstubes.com:2087
sodinokibi.twosisterstubes.com:2096
sodinokibi.twosisterstubes.com:8443
formbook.twosisterstubes.com:80
formbook.twosisterstubes.com:22
formbook.twosisterstubes.com:8080
formbook.twosisterstubes.com:8880
formbook.twosisterstubes.com:2052
formbook.twosisterstubes.com:2082
formbook.twosisterstubes.com:2086
formbook.twosisterstubes.com:2095
formbook.twosisterstubes.com:443
formbook.twosisterstubes.com:2053
formbook.twosisterstubes.com:2083
formbook.twosisterstubes.com:2087
formbook.twosisterstubes.com:2096
formbook.twosisterstubes.com:8443
gozi.twosisterstubes.com:80
gozi.twosisterstubes.com:22
gozi.twosisterstubes.com:8080
gozi.twosisterstubes.com:8880
gozi.twosisterstubes.com:2052
gozi.twosisterstubes.com:2082
gozi.twosisterstubes.com:2086
gozi.twosisterstubes.com:2095
gozi.twosisterstubes.com:443
gozi.twosisterstubes.com:2053
gozi.twosisterstubes.com:2083
gozi.twosisterstubes.com:2087
gozi.twosisterstubes.com:2096
gozi.twosisterstubes.com:8443
gootloader.twosisterstubes.com:80
gootloader.twosisterstubes.com:22
gootloader.twosisterstubes.com:8080
gootloader.twosisterstubes.com:8880
gootloader.twosisterstubes.com:2052
gootloader.twosisterstubes.com:2082
gootloader.twosisterstubes.com:2086
gootloader.twosisterstubes.com:2095
gootloader.twosisterstubes.com:443
gootloader.twosisterstubes.com:2053
gootloader.twosisterstubes.com:2083
gootloader.twosisterstubes.com:2087
gootloader.twosisterstubes.com:2096
gootloader.twosisterstubes.com:8443

Mutex

XCArd2RIQ0k0

Attributes

delay
0
install
true
install_file
d7drn.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
a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34

File Explorer

a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34

.exe 45KB

a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34
MD5 03b02a27086de36b05824f1234eba48e
SHA1 cce6c8149e8dfdbdec9aa2a94c639ab03a104211
SHA512 58fac8bbad4cf3290975fce899196918aa289758f06a131aaa879a2973447468e4a5fef36098429a0d44d11ebb267dddbeae90436a8851a5af3d9b22ab5d8a3c
SSDEEP 768:rukO5TkI7ZzWUTZ9Fmo2qTA7lH440WMOPI0kzjbFgX8iwv9wk7RTBQ9fimenBDZ2:rukO5TkUH2HqUM30k3bCX5wlTBQN8d0x
TLSH
T1B6232A003BE8812BF2BE4F7899F26145867AF6736603D68A1CC451D75713FC68A426FE
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

51486

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

a3c4fc000a561cfaa28e32464860f4c87c6d08bcc9c2e29f8530bf1dba6dea34

mscoree

dotnet