Behavioral task
behavioral1
Sample
bildupdate.exe
Resource
win7-20240419-en
General
-
Target
bildupdate.exe
-
Size
328KB
-
MD5
ce3e41b1c896950208ff0b25d2682c6e
-
SHA1
214ae4bb1febd88bec11194580dd1af46484b51b
-
SHA256
9566a4ecea42af03cbf17fd903e58312d60c1ba07c7597d4a15fd65ed0719e46
-
SHA512
a8a529e0b219d66c51d503a07c240784869cd24d17581af6d81d38b3111a92543e897720559e1e0ae5c81b097f180cdf369146b52707d20e6000165c49f37e48
-
SSDEEP
1536:1sa5/od7dfLps2ypkbNzih4bSo+vJq6POdufLqsnDc5eGOe6zyoy8j/gCpWvGA:1JW60hbSv7Odufu1YGOryRfCBA
Malware Config
Extracted
xworm
2.tcp.eu.ngrok.io:15940
-
Install_directory
%AppData%
-
install_file
XClient.exe
Signatures
-
Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Xworm family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bildupdate.exe
Files
-
bildupdate.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: 70KB - Virtual size: 69KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 257KB - Virtual size: 257KB
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