Behavioral task
behavioral1
Sample
a2c1cf55d46e4af3ea25027501b73d67a14950c0f6f318fdf4342f5b89c50614.exe
Resource
win7-20240221-en
General
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Target
a2c1cf55d46e4af3ea25027501b73d67a14950c0f6f318fdf4342f5b89c50614
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Size
341KB
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MD5
eb925b85314371a85c430576384f5cbc
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SHA1
1831a0805eaf88fa59baada4f27981d5ec8a0bf7
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SHA256
a2c1cf55d46e4af3ea25027501b73d67a14950c0f6f318fdf4342f5b89c50614
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SHA512
d01df972f80f5ca0f37ab1ec14b673c331b8aba7f48326f29c10648f13d1c14a23698f35734bfaf604ba1f93a57eb10f4766b01814d8a13110af2d40c8c58822
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SSDEEP
3072:Zlti5K9m0LDXdb+b6D1ANXKGsROwiXTF4yOvDPSooMoaLHPngR:/RmmDXdybkAdKGsKjF1OvDaooOLHP
Malware Config
Extracted
xworm
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Install_directory
%AppData%
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install_file
XClient.exe
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pastebin_url
https://pastebin.com/raw/QfqcUnJW
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Detects Windows executables referencing non-Windows User-Agents 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Xworm family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a2c1cf55d46e4af3ea25027501b73d67a14950c0f6f318fdf4342f5b89c50614
Files
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a2c1cf55d46e4af3ea25027501b73d67a14950c0f6f318fdf4342f5b89c50614.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: 75KB - Virtual size: 74KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 265KB - Virtual size: 265KB
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