Behavioral task
behavioral1
Sample
Server.exe
Resource
win7-20240220-en
General
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Target
Server.exe
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Size
175KB
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MD5
b414ffad67a9c0bcdb9fe013bf84fa2d
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SHA1
8d63b203c3ff860d4ee2e389decd643f6c9b891a
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SHA256
7be7d709620f9b7a6584fcf99e19cc802f1894dc2fb52effd7e655d3019e8ce2
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SHA512
1eb795c91992bb9ba59d581a904f1be079495fcd48314819396eb5d57d7e7bd27a6498dbbb75e84604a85006138302b091522cefe775720ed2593045e3a5cd42
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SSDEEP
3072:Ne8oX8Sb5KcXrtkkXmf/bDsvqtU+lLToChAP0UZ0b2gT9wAqE+Wpor:AXtb5KcXr7XmfgqtjhAxZ0b2u
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
https://api.telegram.org/bot6843277142:AAEtqAB1tH9bfkwS82r-9igB6M2LsaKXEAk/sendMessage?chat_id=5503523900
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