Behavioral task
behavioral1
Sample
2024-03-08_112e771adeb0af7062f625ed03d5d9a3_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-08_112e771adeb0af7062f625ed03d5d9a3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-08_112e771adeb0af7062f625ed03d5d9a3_cryptolocker
-
Size
79KB
-
MD5
112e771adeb0af7062f625ed03d5d9a3
-
SHA1
bf41d61c59e7fa61288e3e05c06bac40e7703194
-
SHA256
c22e2d9c0b30678c9746fa4bee542dc1b835bfaa462a9260ef11bc866620e88a
-
SHA512
1f2894572f0419c289abad31b9b99932914756aaeb2862d434b5836aa44af657e7c311f6e6638c32dccf7ca0cbe3f5b7f1be96579e4d64c68bb9c8709395743b
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpU:zCsanOtEvwDpja
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 2024-03-08_112e771adeb0af7062f625ed03d5d9a3_cryptolocker
Files
-
2024-03-08_112e771adeb0af7062f625ed03d5d9a3_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