Behavioral task
behavioral1
Sample
Stub.exe
Resource
win7-20231129-en
General
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Target
Stub.exe
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Size
340KB
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MD5
71beab388a6fe442ce8736ca8625dd72
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SHA1
c594208ed681009338833ef4baa1b43e4f3ff7cf
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SHA256
d1cc9c3dfe7a71d641ead1f15911a697b5daa63a6a2ce7030a22d947d9847d91
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SHA512
9f6764899ee48ac3cc23cdfd18ef5289565d351c172e08b2699dc455986f6705f98de4d46a015ece1b0f04c1212642e4a121f4e0cd65fbfef49cd73ac9e569a5
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SSDEEP
6144:m7xbOgrqt8NiB/gzKETwEMATGKi5fbAl/yEaqne0Z07a7igtEZ:mat8NiVcTwYiKakk/90btEZ
Malware Config
Signatures
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Async RAT payload 1 IoCs
resource yara_rule sample asyncrat -
Asyncrat family
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resource yara_rule sample vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Stub.exe
Files
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Stub.exe.exe windows:4 windows x86 arch: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: - Virtual size: 41KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp0 Size: - Virtual size: 181KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp1 Size: 337KB - Virtual size: 336KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
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