Behavioral task
behavioral1
Sample
2024-04-23_d6ecfd478f0a243c97604f23bb3a228a_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-23_d6ecfd478f0a243c97604f23bb3a228a_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-23_d6ecfd478f0a243c97604f23bb3a228a_cryptolocker
-
Size
65KB
-
MD5
d6ecfd478f0a243c97604f23bb3a228a
-
SHA1
17cf58bf4118f560bc61b562ea7dea81c70fa458
-
SHA256
cc8cff534838c5e97c56ceb1025d0c404dd67dfe6df7bf62224dede8aa86f9d0
-
SHA512
e417b03ede018c508de1c23683704f6c2e86bc9d5b7b5dc74f120ce22f06e0e33787b62d18ef98837b8783509b830c918f2655a175915a88a0f7fbd186af5ac8
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7AK2+:zj+soPSMOtEvwDpj4kpmeLmQlAl+
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 2024-04-23_d6ecfd478f0a243c97604f23bb3a228a_cryptolocker
Files
-
2024-04-23_d6ecfd478f0a243c97604f23bb3a228a_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