General
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Target
Server.exe
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Size
175KB
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MD5
94f54e1da886ba2ca9370a06fac3d925
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SHA1
860e9c4e5b1d91b66191405c0bb1841a94c935f4
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SHA256
db0db05bf9942be10c141f07016438c29c3a448e4b700595c28e2d6d4ffcf828
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SHA512
37cd100611ebf95d467a315ac3b113479e4f08a47a2273f2232f2a81482a193cd3653205b3e0c784e1824e5caa476a392a518b1a1b89671ab867d93161f6cd90
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SSDEEP
3072:oe8oX8Sb5KcXrtkkXmf/bDsvqtU+lLToChAP0UZ0b2gTMwAqE+Wpor:RXtb5KcXr7XmfgqtjhAxZ0b29
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
https://api.telegram.org/bot5048659266:AAFJQRcRFhUzXFoT4Bj40d1LFuM0IyNZ7y4/sendMessage?chat_id=5038570348
AsyncMutex_6SI8OkPnk
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delay
3
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install
false
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install_folder
%AppData%
Signatures
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Async RAT payload 1 IoCs
resource yara_rule sample asyncrat -
Asyncrat family
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StormKitty payload 1 IoCs
resource yara_rule sample family_stormkitty -
Stormkitty family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Server.exe
Files
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Server.exe.exe windows 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: 172KB - Virtual size: 172KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - 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