Behavioral task
behavioral1
Sample
a25bf923c3a2441dd89ed208eabb6d4f7fb1675dbf0ad3bbd9cf12a083c039cb.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a25bf923c3a2441dd89ed208eabb6d4f7fb1675dbf0ad3bbd9cf12a083c039cb.exe
Resource
win10v2004-20240508-en
General
-
Target
a25bf923c3a2441dd89ed208eabb6d4f7fb1675dbf0ad3bbd9cf12a083c039cb
-
Size
16KB
-
MD5
a01298c438537735c3bb71c6fa3ce5ab
-
SHA1
55a5dc9c0cc767510b3a7af04e205be9c8a18202
-
SHA256
a25bf923c3a2441dd89ed208eabb6d4f7fb1675dbf0ad3bbd9cf12a083c039cb
-
SHA512
2afaed8fd2074d2fd1679ccf399b92fe26af1596b59dc5b5a52525f01e4c2f3bf1de760a7441d7eedd0eb8fb1be6d6d08543f14caf2179e41cf6e07b31300d8d
-
SSDEEP
384:wD34CWO4bA23uwWa91LxLSwTmY+UeglYkxFwSR7ni:won+WSwTJX9HFJl
Malware Config
Signatures
-
Detects executables potentially checking for WinJail sandbox window 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_EXE_Anti_WinJail -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a25bf923c3a2441dd89ed208eabb6d4f7fb1675dbf0ad3bbd9cf12a083c039cb unpack001/out.upx
Files
-
a25bf923c3a2441dd89ed208eabb6d4f7fb1675dbf0ad3bbd9cf12a083c039cb.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 68KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 24KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ