Behavioral task
behavioral1
Sample
ca8bd3331334c98e7ce4b10b16246ba41177c1d841b4af2eca461dd46e72e80d.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
ca8bd3331334c98e7ce4b10b16246ba41177c1d841b4af2eca461dd46e72e80d.exe
Resource
win10v2004-20240226-en
General
-
Target
ca8bd3331334c98e7ce4b10b16246ba41177c1d841b4af2eca461dd46e72e80d
-
Size
317KB
-
MD5
328e045ef1700932dde64eee3661e1ca
-
SHA1
354361dda1e72b8dbe85e14933841a3b08a6fa5c
-
SHA256
ca8bd3331334c98e7ce4b10b16246ba41177c1d841b4af2eca461dd46e72e80d
-
SHA512
cdcc0705718cca136b836295664f348795c4a1987f882a1430ea7c9a0af54b980694a03f740e3bf2d08676de43f84528dc3e827eaefb22f7c020c14f16172e30
-
SSDEEP
6144:0USiZTK40qIs9GQnp+ljF+JSV2EHh3RSj0LUxEA/+gQzQfFnUD+ehocGIRbhosP4:0UvRK4T9jp+1NV2EHh3RSILcE+9QzQpZ
Malware Config
Signatures
-
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 ca8bd3331334c98e7ce4b10b16246ba41177c1d841b4af2eca461dd46e72e80d unpack001/out.upx
Files
-
ca8bd3331334c98e7ce4b10b16246ba41177c1d841b4af2eca461dd46e72e80d.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: 496KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 75KB - Virtual size: 76KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
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: 256KB - Virtual size: 256KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 245KB - Virtual size: 293KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE