Behavioral task
behavioral1
Sample
b4066245199c800723f2a2441183f90b.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
b4066245199c800723f2a2441183f90b.exe
Resource
win10v2004-20231215-en
General
-
Target
b4066245199c800723f2a2441183f90b
-
Size
248KB
-
MD5
b4066245199c800723f2a2441183f90b
-
SHA1
96f1a5088d75e6d3e63f6e6cebfd0f75b91947ec
-
SHA256
0ddef09cfff39b2230f5d13c30b559dccd544a959f1703dc4d0524de9ef59934
-
SHA512
d39790d77b5d45d94df9a99c6b4028a69faf03b510d8c60f54eb292155068e355c2cb69994a26606b5a3f26590077801982fd192e67e8d3e57c1faef7d738b6f
-
SSDEEP
1536:txft5exft5lxft5exft5exft5lxft5exft5lxft5exft5b:v15q15n15q15q15n15q15n15q15b
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b4066245199c800723f2a2441183f90b unpack001/out.upx
Files
-
b4066245199c800723f2a2441183f90b.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_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 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_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.text Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 128B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1024B - Virtual size: 752B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 496B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE