Behavioral task
behavioral1
Sample
2024-02-03_1d3eeb33f31e31c458e038822b5451c4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_1d3eeb33f31e31c458e038822b5451c4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-03_1d3eeb33f31e31c458e038822b5451c4_cryptolocker
-
Size
114KB
-
MD5
1d3eeb33f31e31c458e038822b5451c4
-
SHA1
e9bbd79deee3d917be01eac61efa908917c8ba0c
-
SHA256
e3602db1a5d49cc7543ad2910817f70ab91b21b9cc7a613f9a8c495ecafb634d
-
SHA512
309ca0f1779b50f6e3d0b45518d29191a50a2739aa8fe82e2073cf96a8abe285e5af93054c9d1bb6662bfee2054df279495d5820edbfd68aa5aa18393b98fbc1
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ty:z6a+CdOOtEvwDpjcza
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 2024-02-03_1d3eeb33f31e31c458e038822b5451c4_cryptolocker
Files
-
2024-02-03_1d3eeb33f31e31c458e038822b5451c4_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_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