Behavioral task
behavioral1
Sample
Server.exe
Resource
win10-20240404-en
General
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Target
Server.exe
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Size
175KB
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MD5
93f59dfbc510724cd813a4932c940288
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SHA1
b36c6fdedcde70cbbbc8ac1d2c525f6720a71695
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SHA256
e709b46999c2c10f2b7c29de74d47ba866dbe3e119305a6a74b607a64c4a3ac6
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SHA512
393abe5312933948a7be05ca88f9e370862753a94a01478b6c8b57d1f4b031097b3a41dfdb43578526491d3b9ee8bfac6ff1c20bc989fed61294361adf177bc9
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SSDEEP
3072:xe8oX8Sb5KcXrtkkXmf/bDsvqtU+lLToChAP4UZ0b2gT+wAqE+Wpor:kXtb5KcXr7XmfgqtjhANZ0b2j
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
https://api.telegram.org/bot6950741702:AAF78ePT60gAVVIZ2a5FAUMt-KJuetn8Rcg/sendMessage?chat_id=1914235059
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 family_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: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: 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