Behavioral task
behavioral1
Sample
2024-02-12_7eae72af323bb3f94e59b3d34ed10748_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_7eae72af323bb3f94e59b3d34ed10748_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-12_7eae72af323bb3f94e59b3d34ed10748_cryptolocker
-
Size
116KB
-
MD5
7eae72af323bb3f94e59b3d34ed10748
-
SHA1
cb4e1cf12cf9ac9154bc14de2338902abdc54f8e
-
SHA256
87c786d79b894263f095d1a5a5e19d2aac2b8c7ac4cc435c0ea2709229b4113f
-
SHA512
8dc715f6cef8bcb7a46fe22a390d6ee6f7efff5ce9fa4be5853ff19a3b751a0147c074d901a497656d072477f9800808a010c4f05a8bca9c2fef9dfaff8677bc
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qo:z6a+CdOOtEvwDpjczt
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 2024-02-12_7eae72af323bb3f94e59b3d34ed10748_cryptolocker
Files
-
2024-02-12_7eae72af323bb3f94e59b3d34ed10748_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