Behavioral task
behavioral1
Sample
2024-03-16_be75f3a6d5db29a93f179ba79f6507a9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_be75f3a6d5db29a93f179ba79f6507a9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-03-16_be75f3a6d5db29a93f179ba79f6507a9_cryptolocker
-
Size
74KB
-
MD5
be75f3a6d5db29a93f179ba79f6507a9
-
SHA1
51b408a584e173ce7e53f3800cda7732811a0217
-
SHA256
239276ec285e110812e9230b041a0ddcd66fb02eaa680f244049d56fcb45bc61
-
SHA512
4e308c408714bdebcf8d9d944e3ae5daa75c17fd69663981c91051111f3c7e9f1acce5caea2698b7778097d76129e452e546f3758a2a290102e5f319849adcc8
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUx73:T6a+rdOOtEvwDpjNtHPU
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 2024-03-16_be75f3a6d5db29a93f179ba79f6507a9_cryptolocker
Files
-
2024-03-16_be75f3a6d5db29a93f179ba79f6507a9_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: 10KB - 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