asyncrat | nanocore1[.]exe

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General

Target
nanocore1.exe
Size 46KB
Sample260815-dl39aade59
SHA256 0294832311cdc41959f4b7bd874dca98012e1011b563eedca2f54b9420254dd9
MD5 bfad983f9ef011752cd684a03bb3b6ca
SHA1 7d262c9d49d31e35b97306ba49ef8abd5ee2d5a3
SHA512 32f60a3c532c8d14bd402f5f7f8d86b12a102a6ab5a4f35507faedcdb0f613b2cad228f85e7cda80cbdd6fff55ecbce11f0de9acb32ff3bc783568d3307a9d4d
SSDEEP 768:duc5tTxg+JHWU7jGdmo2q7BjBcRFyn+PIEzjbggX3iNbSbjwDjBDZ3x:duc5tTxNG20qEHE3bHXSNWnwDld3x
TLSH
T126232A103BE9822BF27E4F78A8F26155467AF6633A03D94D1CC441DB4713BC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

megaslototo.me:80
megaslototo.me:8080
megaslototo.me:443
megaslototo.me:8443
megaslototo.me:6606
megaslototo.me:22
789win.just200.in:80
789win.just200.in:8080
789win.just200.in:443
789win.just200.in:8443
789win.just200.in:6606
789win.just200.in:22
789winx.co:80
789winx.co:8080
789winx.co:443
789winx.co:8443
789winx.co:6606
789winx.co:22
slotpg789win.com:80
slotpg789win.com:8080
slotpg789win.com:443
slotpg789win.com:8443
slotpg789win.com:6606
slotpg789win.com:22
drijfhoutencreatie.nl:80
drijfhoutencreatie.nl:8080
drijfhoutencreatie.nl:443
drijfhoutencreatie.nl:8443
drijfhoutencreatie.nl:6606
drijfhoutencreatie.nl:22
uob456.buzz:80
uob456.buzz:8080
uob456.buzz:443
uob456.buzz:8443
uob456.buzz:6606
uob456.buzz:22
avo2020.tw:80
avo2020.tw:8080
avo2020.tw:443
avo2020.tw:8443
avo2020.tw:6606
avo2020.tw:22
hellsing.pw:80
hellsing.pw:8080
hellsing.pw:443
hellsing.pw:8443
hellsing.pw:6606
hellsing.pw:22
nk88.starbattery.in:80
nk88.starbattery.in:8080
nk88.starbattery.in:443
nk88.starbattery.in:8443
nk88.starbattery.in:6606
nk88.starbattery.in:22
nk88.in.net:80
nk88.in.net:8080
nk88.in.net:443
nk88.in.net:8443
nk88.in.net:6606
nk88.in.net:22
kode77slot.co:80
kode77slot.co:8080
kode77slot.co:443
kode77slot.co:8443
kode77slot.co:6606
kode77slot.co:22
nk88.gg:80
nk88.gg:8080
nk88.gg:443
nk88.gg:8443
nk88.gg:6606
nk88.gg:22
zuperpush.co:80
zuperpush.co:8080
zuperpush.co:443
zuperpush.co:8443
zuperpush.co:6606
zuperpush.co:22
tr88.skin:80
tr88.skin:8080
tr88.skin:443
tr88.skin:8443
tr88.skin:6606
tr88.skin:22
mariobetgirisadresi.net:80
mariobetgirisadresi.net:8080
mariobetgirisadresi.net:443
mariobetgirisadresi.net:8443
mariobetgirisadresi.net:6606
mariobetgirisadresi.net:22
cozinhaprofissional.co:80
cozinhaprofissional.co:8080
cozinhaprofissional.co:443
cozinhaprofissional.co:8443
cozinhaprofissional.co:6606
cozinhaprofissional.co:22
pgsslotgame.world:80
pgsslotgame.world:8080
pgsslotgame.world:443
pgsslotgame.world:8443
pgsslotgame.world:6606
pgsslotgame.world:22
dn88tn.com:80
dn88tn.com:8080
dn88tn.com:443
dn88tn.com:8443
dn88tn.com:6606
dn88tn.com:22
www.prestigecarcare.me:80
www.prestigecarcare.me:8080
www.prestigecarcare.me:443
www.prestigecarcare.me:8443
www.prestigecarcare.me:6606
www.prestigecarcare.me:22
pokeridn88.info:80
pokeridn88.info:8080
pokeridn88.info:443
pokeridn88.info:8443
pokeridn88.info:6606
pokeridn88.info:22
dn88.buzz:80
dn88.buzz:8080
dn88.buzz:443
dn88.buzz:8443
dn88.buzz:6606
dn88.buzz:22
riobet22.buzz:80
riobet22.buzz:8080
riobet22.buzz:443
riobet22.buzz:8443
riobet22.buzz:6606
riobet22.buzz:22
presidenslot808.co:80
presidenslot808.co:8080
presidenslot808.co:443
presidenslot808.co:8443
presidenslot808.co:6606
presidenslot808.co:22
zlqs888.com:80
zlqs888.com:8080
zlqs888.com:443
zlqs888.com:8443
zlqs888.com:6606
zlqs888.com:22
qs88zz.com:80
qs88zz.com:8080
qs88zz.com:443
qs88zz.com:8443
qs88zz.com:6606
qs88zz.com:22
verdiencash.nl:80
verdiencash.nl:8080
verdiencash.nl:443
verdiencash.nl:8443
verdiencash.nl:6606
verdiencash.nl:22
mountjoy.nl:80
mountjoy.nl:8080
mountjoy.nl:443
mountjoy.nl:8443
mountjoy.nl:6606
mountjoy.nl:22
kidprogames.com:80
kidprogames.com:8080
kidprogames.com:443
kidprogames.com:8443
kidprogames.com:6606
kidprogames.com:22

Mutex

m9v3HzMpFzcp

Attributes

delay
3
install
false
install_file
GoogleUpdate.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
nanocore1.exe

File Explorer

nanocore1.exe

.exe 46KB

nanocore1.exe

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 0294832311cdc41959f4b7bd874dca98012e1011b563eedca2f54b9420254dd9
MD5 bfad983f9ef011752cd684a03bb3b6ca
SHA1 7d262c9d49d31e35b97306ba49ef8abd5ee2d5a3
SHA512 32f60a3c532c8d14bd402f5f7f8d86b12a102a6ab5a4f35507faedcdb0f613b2cad228f85e7cda80cbdd6fff55ecbce11f0de9acb32ff3bc783568d3307a9d4d
SSDEEP 768:duc5tTxg+JHWU7jGdmo2q7BjBcRFyn+PIEzjbggX3iNbSbjwDjBDZ3x:duc5tTxNG20qEHE3bHXSNWnwDld3x
TLSH
T126232A103BE9822BF27E4F78A8F26155467AF6633A03D94D1CC441DB4713BC69A426FE
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

52094

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

nanocore1.exe

mscoree

dotnet