Behavioral task
behavioral1
Sample
a2b83ca2802947ffbb1b191ee1b8326d4dcbac5f4d99bbb25ba816717b50fa3c.exe
Resource
win7-20240708-en
General
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Target
66e220b33b24bec99a124bf81f5cbee1.bin
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Size
22KB
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MD5
607a766693d2c8f036aeaea63d26cf47
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SHA1
dc03a7b27d67bb5d2997ad122105736d6023a6b8
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SHA256
60071c6368126a49461b2bb1b53c0a3547150c045a75363ee2c6ee038fa3ca48
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SHA512
2219d7d324aece27c458b28a0ba91b4b2c83dfccbcd96e81ef966ef472156790fa3059b4cf90c77c833bb95084ef647dd80f77996fad50c289179937d217117a
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SSDEEP
384:TPWu6JA8Abi66PZuYuYk5nRoL9mdJvNazgucxE783ZdMQ:TPb6JA8KirPZukKRE+FK1fqzMQ
Malware Config
Extracted
asyncrat
0.5.7B
AsyncMutex_6SI8OkPnk
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delay
3
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install
true
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install_file
svchost.exe
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install_folder
%AppData%
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pastebin_config
https://pastebin.com/raw/bHKKgu6n
Signatures
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Async RAT payload 1 IoCs
resource yara_rule static1/unpack001/a2b83ca2802947ffbb1b191ee1b8326d4dcbac5f4d99bbb25ba816717b50fa3c.exe family_asyncrat -
Asyncrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/a2b83ca2802947ffbb1b191ee1b8326d4dcbac5f4d99bbb25ba816717b50fa3c.exe
Files
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66e220b33b24bec99a124bf81f5cbee1.bin.zip
Password: infected
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a2b83ca2802947ffbb1b191ee1b8326d4dcbac5f4d99bbb25ba816717b50fa3c.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 42KB - Virtual size: 41KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
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