Behavioral task
behavioral1
Sample
XClient.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
XClient.exe
Resource
win10v2004-20240226-en
General
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Target
XClient.exe
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Size
41KB
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MD5
f67bb681d3527e1285c2138c3e60e414
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SHA1
70ba55b2f36c47606f1c7835df04a4964ff36757
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SHA256
43de230c095246934152c04d5d48751994b1f20bd08f1e5bb5738a15e3503514
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SHA512
b82983acd04d66abf86f8a59c8dd1901809b8314a5c7dc9fa2c758492cb57dfe4ef06134be2d0f08d52ba049119ace9c90bfb83829215da38c5962815f880ca5
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SSDEEP
768:lU0MO0OwERFUa+s91Q7fRaYVO8MoJpJIF5PG9nelX6vOwh535iN:lU0M/5ET9zvy0Hfo3aFI9eB6vOwn8N
Malware Config
Extracted
xworm
5.0
IfHxsdPplu71cY72
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Install_directory
%ProgramData%
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install_file
Calculator.exe
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pastebin_url
https://pastebin.com/raw/WrxExzm8
Signatures
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Detect Xworm Payload 1 IoCs
Processes:
resource yara_rule sample family_xworm -
Xworm family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource XClient.exe
Files
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XClient.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: 39KB - Virtual size: 38KB
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