asyncrat | async[.]bin[.]exe | Triage

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General

Target

async.bin.exe
Size

80KB
MD5

4b43cc1f44e67b4791603615caafbd65
SHA1

88a832c3734ba6d5f8ae8eddb61087ee436ad11d
SHA256

2a2d9b1e17cd900edcdf8d26a8ba95ba41ae276d4e0d2400e85602c51e0ab73b
SHA512

4d0b3b7a2e66759b3885659116b7f837e155ae2571e9bd040b3b35467e420c4050da6d3b99b9879aba39854ff4e759102d6a6bf11b5b23a6986f83c645d3ac17
SSDEEP

1536:zuwCfTgp/2r8VnTh13brXS3oN/N5ndO8n6gx:zuwMTgp/2r+Th13brH108xx

Score

10^/10

rat default asyncrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

109.206.241.84:6606

109.206.241.84:7707

109.206.241.84:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

Async RAT payload 1 IoCs

resource	yara_rule
sample	asyncrat

Asyncrat family
asyncrat

Files

async.bin.exe
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

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

Imports

mscoree

_CorExeMain

Sections

.text
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ