Behavioral task
behavioral1
Sample
2024-05-31_c83854cec1af88635551aff3b96a3310_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-31_c83854cec1af88635551aff3b96a3310_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-31_c83854cec1af88635551aff3b96a3310_cryptolocker
-
Size
60KB
-
MD5
c83854cec1af88635551aff3b96a3310
-
SHA1
23e65b5621789e24642f89e8b4322ce3256c60e7
-
SHA256
17308d03fdf194e4cb0658b4fb5e142cf00b4fd27fad1e237f0acb0a47a8e026
-
SHA512
1699517ce8b7ac16d78a1991ef94005e779f8cd4557a26fcc39bef04268620c26e0d42bf91213b4c742bdb7d3507a2312963ae2943c5009110f4da9822acd25f
-
SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPj8:H6QFElP6n+gou9cvMOtEvwDpjCpVXB
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-31_c83854cec1af88635551aff3b96a3310_cryptolocker
Files
-
2024-05-31_c83854cec1af88635551aff3b96a3310_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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