asyncrat | 3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7

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General

Target
3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7
Size 45KB
Sample260804-jf4kray1ew
SHA256 3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7
MD5 5ffe5c8be1bfcef788267ee79dfefcd0
SHA1 6275ab7fe266c14e5e15eb58964c05aa28388c66
SHA512 668697249306dcecc2db4df182bd96bbd4d7c3a49a7a0e5d0fb92a44f2f8d25e18c24c06f9bc2325d5c04123617bbc83527d99de5ab9ea344f6e2a37014a6a57
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9FO5QPCBAPSNjPIRzjb4gX3i8rO4YXAk7vBDZ8x:0uPrpT/qY2UO5svSKR3bvXSqJad8x
TLSH
T169233B003BE9C12BF2BE4F7899F26145867AF6633603E54A1CC451DB5613FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

xemsexmy.org:80
xemsexmy.org:22
xemsexmy.org:8080
xemsexmy.org:8880
xemsexmy.org:2052
xemsexmy.org:2082
xemsexmy.org:2086
xemsexmy.org:2095
xemsexmy.org:443
xemsexmy.org:2053
xemsexmy.org:2083
xemsexmy.org:2087
xemsexmy.org:2096
xemsexmy.org:8443
www.xemsexmy.org:80
www.xemsexmy.org:22
www.xemsexmy.org:8080
www.xemsexmy.org:8880
www.xemsexmy.org:2052
www.xemsexmy.org:2082
www.xemsexmy.org:2086
www.xemsexmy.org:2095
www.xemsexmy.org:443
www.xemsexmy.org:2053
www.xemsexmy.org:2083
www.xemsexmy.org:2087
www.xemsexmy.org:2096
www.xemsexmy.org:8443
blacklotus.xemsexmy.org:80
blacklotus.xemsexmy.org:22
blacklotus.xemsexmy.org:8080
blacklotus.xemsexmy.org:8880
blacklotus.xemsexmy.org:2052
blacklotus.xemsexmy.org:2082
blacklotus.xemsexmy.org:2086
blacklotus.xemsexmy.org:2095
blacklotus.xemsexmy.org:443
blacklotus.xemsexmy.org:2053
blacklotus.xemsexmy.org:2083
blacklotus.xemsexmy.org:2087
blacklotus.xemsexmy.org:2096
blacklotus.xemsexmy.org:8443
hack.xemsexmy.org:80
hack.xemsexmy.org:22
hack.xemsexmy.org:8080
hack.xemsexmy.org:8880
hack.xemsexmy.org:2052
hack.xemsexmy.org:2082
hack.xemsexmy.org:2086
hack.xemsexmy.org:2095
hack.xemsexmy.org:443
hack.xemsexmy.org:2053
hack.xemsexmy.org:2083
hack.xemsexmy.org:2087
hack.xemsexmy.org:2096
hack.xemsexmy.org:8443
klez.xemsexmy.org:80
klez.xemsexmy.org:22
klez.xemsexmy.org:8080
klez.xemsexmy.org:8880
klez.xemsexmy.org:2052
klez.xemsexmy.org:2082
klez.xemsexmy.org:2086
klez.xemsexmy.org:2095
klez.xemsexmy.org:443
klez.xemsexmy.org:2053
klez.xemsexmy.org:2083
klez.xemsexmy.org:2087
klez.xemsexmy.org:2096
klez.xemsexmy.org:8443

Mutex

vO82jGT7T2Jy

Attributes

delay
0
install
true
install_file
siflw4u.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
3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7

File Explorer

3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7

.exe 45KB

3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7
MD5 5ffe5c8be1bfcef788267ee79dfefcd0
SHA1 6275ab7fe266c14e5e15eb58964c05aa28388c66
SHA512 668697249306dcecc2db4df182bd96bbd4d7c3a49a7a0e5d0fb92a44f2f8d25e18c24c06f9bc2325d5c04123617bbc83527d99de5ab9ea344f6e2a37014a6a57
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9FO5QPCBAPSNjPIRzjb4gX3i8rO4YXAk7vBDZ8x:0uPrpT/qY2UO5svSKR3bvXSqJad8x
TLSH
T169233B003BE9C12BF2BE4F7899F26145867AF6633603E54A1CC451DB5613FC68A426FE
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

3812b79581812f9d6fdcf414d6276a5f318b2b8ab821d22fbe06c27d229f5be7

mscoree

dotnet