Behavioral task
behavioral1
Sample
Build!.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
Build!.exe
Resource
win10v2004-20240419-en
General
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Target
Build!.exe
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Size
33KB
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MD5
699629522d431e79f279372e84230b82
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SHA1
8887252a7a7054f507a7465f9fa752e537dcd854
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SHA256
01fab63112b288ba42419acb436728dcfb466c5b0ce7cacbe01c2e281019c47e
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SHA512
bc2229ead9021e1fd6c08269c00bdbc2f3e42c5a1c7f2766ae28a5f6b6bf652cd8fc68de97a9ca6a612684086b3dd516f24ff147e07b7e991dd399e89eff2797
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SSDEEP
768:O/Ua+vNohsXm42JiB70FVF49jR7OjhBb1:lvNohsm4WiR0nF49jhOjDx
Malware Config
Extracted
xworm
5.0
tr3.localto.net:44953
Ci6RAvFLpTNkxDgK
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install_file
USB.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 Build!.exe
Files
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Build!.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: 30KB - Virtual size: 30KB
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