Behavioral task
behavioral1
Sample
2024-04-30_c326c83cd7bd0501f74183007de9b264_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-30_c326c83cd7bd0501f74183007de9b264_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-30_c326c83cd7bd0501f74183007de9b264_cryptolocker
-
Size
55KB
-
MD5
c326c83cd7bd0501f74183007de9b264
-
SHA1
15cd067f80b9490bc6fb70826c60abfe4a29d9bd
-
SHA256
df2cd259f983e03cf30f2c553552e91b6d856cb3925676d5e8f7baeeff75e60f
-
SHA512
59471077c0198c71632ba2c0b863cd18a4bb6e970d43df0d7690506f83633a914c2d06355da8c33c038f3fedfa955338ba24dec968f0143ad0af1b00e74c9df1
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlH:bP9g/xtCS3Dxx0c
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-30_c326c83cd7bd0501f74183007de9b264_cryptolocker
Files
-
2024-04-30_c326c83cd7bd0501f74183007de9b264_cryptolocker.exe windows:5 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE