asyncrat | Stub[.]exe | Triage

Sharing

General

Target

Stub.exe
Size

50KB
MD5

bd6a376c90eadf8195a9fbb675f20f0f
SHA1

b320e1cea5643e6d6fc35041964dec0b3ada79c9
SHA256

d560e0f020e5ffa88111a40e79c6e9e1f95e308b1a0b8edc5eb4d4bdc655f828
SHA512

f00395b176efbf4de17820f84bd29b157b2074a9822753fe4f5ab69ce46dcac20116d83089f19277bf98b7db900e62422f07f4a26975fbd061026114a7dd7b47
SSDEEP

768:nyj6J8AtszpNXd4UDfeSTc0DPHBFUIzDBoff8BNB3aeb1Qd3kAK64DVFLf+:nEK8AtIHFSSTTDBfFhCebudUAXaFLf+

Score

10^/10

rat asyncrat

Malware Config

Signatures

Async RAT payload 1 IoCs

resource	yara_rule
sample	family_asyncrat

Asyncrat family
asyncrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Stub.exe

Files

Stub.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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: 47KB - Virtual size: 46KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 1KB

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