Behavioral task
behavioral1
Sample
KVRT.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
KVRT.exe
Resource
win10v2004-20240508-en
General
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Target
KVRT.exe
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Size
95KB
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MD5
caacc00a3a1be01e99f29abcf5f242c4
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SHA1
2605c5337c15fda32deafe27d49baf34ab892561
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SHA256
209e122072c202f0e7663407dbfb6c99774360ee736fcaad8a6998adbb06224e
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SHA512
3ca0c64f573bb07b2b93ec2bbffe9684bbc6e764f0ab07d716d1d035897aaf0c6d71444e569deb28ef57067717b30f52b20eba5176c657fe0c69746778d852e1
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SSDEEP
1536:ayKsbRFiE6iZdEOOQ/hAyBxbBTNk34Y6yRNZpqHOy+guV5V:dPRp6bPQG4xbB44gZgHOy+F5V
Malware Config
Extracted
xworm
127.0.0.1:40971
us3.localto.net:40971
Name1442-40971.portmap.host:40971
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Install_directory
%Temp%
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install_file
KVRT.exe
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telegram
https://api.telegram.org/bot6916721041:AAGsGXyaplDWQ9HJlE88Z36KtBFClSB3E20
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 KVRT.exe
Files
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KVRT.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: 82KB - Virtual size: 81KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 12KB - Virtual size: 12KB
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