Behavioral task
behavioral1
Sample
abc123.exe
Resource
win10-20240404-en
General
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Target
abc123.exe
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Size
83KB
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MD5
0798a032d370abb2458879df8a21f705
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SHA1
95a5377e329928b082aac355dd3b2269b14587a1
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SHA256
d59be31a606192749c0cc0f10b44634ef7179879b35cf793b0dfba49a1cc26cf
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SHA512
6a97631532d3785936b5640f3f8e0fa8b08c3b0f890323f82c82e5c99111bec86b683668afa7676bf0e251e2e8823758c64aa7c1c289e83f79a2e08d2ca2ace0
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SSDEEP
1536:sGv5xf2AzeoV+vy+UrY45fb28flEzY/LT6kv2NOzXl3ZjJY1aoA:zxfnzadYY4pb28fP/LJv2NOz13ZlfoA
Malware Config
Extracted
xworm
IrinaCalzadilla-37039.portmap.host:37039
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Install_directory
%ProgramData%
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install_file
System32.exe
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 abc123.exe
Files
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abc123.exe.exe windows:4 windows x86 arch:x86
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: 77KB - Virtual size: 77KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 4KB
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