Behavioral task
behavioral1
Sample
2024-05-21_b2c0b66a9f051ced424bddc0fb0078a9_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-21_b2c0b66a9f051ced424bddc0fb0078a9_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-21_b2c0b66a9f051ced424bddc0fb0078a9_cryptolocker
-
Size
66KB
-
MD5
b2c0b66a9f051ced424bddc0fb0078a9
-
SHA1
81c8e481e453001cad81af9072d5869b56218020
-
SHA256
fde2380c3987a7c3a013d9be08b94aca0f86aaa914ddf7131edecb197b6269f0
-
SHA512
187ca9d5e0e74d07e3bb0d62c2c4c99db1b895ed760b1cfaf670d998c78b1e1fca5bc0de5d6d6776e05b7b612a476cb800a0d66297435ed0c6d9da59484b714c
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xO:1nK6a+qdOOtEvwDpjc
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 2024-05-21_b2c0b66a9f051ced424bddc0fb0078a9_cryptolocker
Files
-
2024-05-21_b2c0b66a9f051ced424bddc0fb0078a9_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE