Behavioral task
behavioral1
Sample
2164-2-0x0000000000FC0000-0x0000000001338000-memory.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2164-2-0x0000000000FC0000-0x0000000001338000-memory.exe
Resource
win10v2004-20240802-en
General
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Target
2164-2-0x0000000000FC0000-0x0000000001338000-memory.dmp
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Size
3.5MB
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MD5
86b68f214a84537c98fb679a182be817
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SHA1
2b9318222b5a9d9df62c35c630dd981ac575ed99
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SHA256
3a1100cf0d36da7c0e794c7d4178bc74cb52cebe891a7fc114ce3302544c9b90
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SHA512
95a6b3c606cd1ed5f260171805bb6b4cd2934157d93ef8ad5138aebd4a751948bb42ed6b216a8fb1411d4462b6e239a7b5a1b35a8541660552bc0b2450cac599
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SSDEEP
49152:ULFoz2lzQM4TaIW5t5QoZf+bGDgTdNbqQHxLX3Barewy:U5ozyhnIw5QoZf+btb5HNXxayd
Malware Config
Extracted
xworm
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Install_directory
%AppData%
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install_file
PnkBstrB.exe
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pastebin_url
https://pastebin.com/raw/Z9jGeKcD
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Xworm family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2164-2-0x0000000000FC0000-0x0000000001338000-memory.dmp
Files
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2164-2-0x0000000000FC0000-0x0000000001338000-memory.dmp.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
Size: 48KB - Virtual size: 48KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 2.5MB - Virtual size: 2.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 912KB - Virtual size: 912KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ