Behavioral task
behavioral1
Sample
2024-03-07_74d2ecebf7ec7ec3c44c49f4ef6a63a3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_74d2ecebf7ec7ec3c44c49f4ef6a63a3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-07_74d2ecebf7ec7ec3c44c49f4ef6a63a3_cryptolocker
-
Size
62KB
-
MD5
74d2ecebf7ec7ec3c44c49f4ef6a63a3
-
SHA1
8abf4ec441e0b4f0cdb6213c54e56da55aa9911a
-
SHA256
539e7caa0e1265aaee5d67d97cf95086319247e64e4c59d9e82f332a7c5cb569
-
SHA512
ae58d9ef9648af39f52903dfdde40c470256e62b9d2cbe397d9f98961f048772a65e8e08e0b5b98048c6f086e8454ba4efe4ba05b64e1df693834ef08edaad6b
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hR33K:zj+soPSMOtEvwDpj4kpmeLmq33K
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 2024-03-07_74d2ecebf7ec7ec3c44c49f4ef6a63a3_cryptolocker
Files
-
2024-03-07_74d2ecebf7ec7ec3c44c49f4ef6a63a3_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