Resubmissions
23-04-2024 13:31
240423-qsj57sgf5w 10Behavioral task
behavioral1
Sample
loader-upd.exe
Resource
win10-20240404-en
General
-
Target
loader-upd.exe
-
Size
70KB
-
MD5
573bd20fc8382d92a7ae9eae51e738e3
-
SHA1
55006093429df791f27e91a66e5ee63a81382b28
-
SHA256
09036ffa342f9e5bb1e31a867dcc3b60db011baba8c0d202aff1d33195cbe729
-
SHA512
d38736acff4128d6ce9ea17ee609ca33a37ac88f2c994cf4caf7f0eb62406a8963c33531b9f3cd020974d892c2751f3a4f67ce13ed6ba6080f97c406ccbb4aca
-
SSDEEP
1536:PmMfwrNATngx6fPLgD9vYebv2S5NiwWW6N9dOoihkAO:LCmn463UD6ebv242FzOoiSAO
Malware Config
Extracted
xworm
-
Install_directory
%Public%
-
install_file
svchost.exe
-
pastebin_url
https://pastebin.com/raw/UWpQULMP
Signatures
-
Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Xworm family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource loader-upd.exe
Files
-
loader-upd.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: 67KB - Virtual size: 66KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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