Behavioral task
behavioral1
Sample
sigmamama.exe
Resource
win7-20241010-en
General
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Target
sigmamama.exe
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Size
74KB
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MD5
8eef8648102950bb5d3161de5042123b
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SHA1
39884794414c095d98d772c585bda257511d1aa0
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SHA256
79e4a5d0dbd91fb09ad71062059c8712600ba713fe39b81f44c3a027df2edd66
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SHA512
8797d3e3f20cfb71f64e75ca26127de50dbf4bb432d9010fb134223acecd9c7aa3d696e8d23d197ebbbde581fc5039473ee25ac3116db5c32c2a9777650ef85e
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SSDEEP
1536:4RU98cxpeaC/zPMVKCyeFIFA1bd/eaXQzcOLVclN:uU+cxp7AzPMVx2A1bdGaXQHBY
Malware Config
Extracted
asyncrat
Venom RAT + HVNC + Stealer + Grabber v6.0.3
Default
127.0.0.1:4449
lvqvmuzfdbs
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delay
1
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install
true
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install_file
ehhhh.exe
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install_folder
%AppData%
Signatures
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Async RAT payload 1 IoCs
Processes:
resource yara_rule sample family_asyncrat -
Asyncrat family
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Processes:
resource yara_rule sample VenomRAT -
Venomrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource sigmamama.exe
Files
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sigmamama.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
Imports
mscoree
_CorExeMain
Sections
.text Size: 69KB - Virtual size: 69KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
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