Behavioral task
behavioral1
Sample
2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_cryptolocker
-
Size
82KB
-
MD5
672cbd9ad71ad85c9dcce93e3de93766
-
SHA1
c1651030b2776893a84faeec62c56e20a0a58f53
-
SHA256
ced6ec3fd9c9428cfbcf6aeacfe4727438900ff9118b3b560bfe2f8668903ec1
-
SHA512
2045c64adee57086f36be1a129b41fc66bdedea2baefcbfc493f1c403df9ca9c904aeb20032194642c6675e68b77fffdf7472b10ab71c62859f86aab2254ed13
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7G3:T6a+rdOOtEvwDpjNK
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 2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_cryptolocker
Files
-
2024-03-15_672cbd9ad71ad85c9dcce93e3de93766_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