Behavioral task
behavioral1
Sample
2024-04-25_328141ed8b1312cb456f01d6cb7be3c5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_328141ed8b1312cb456f01d6cb7be3c5_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-25_328141ed8b1312cb456f01d6cb7be3c5_cryptolocker
-
Size
89KB
-
MD5
328141ed8b1312cb456f01d6cb7be3c5
-
SHA1
2f80b0b7e2c2786fb0230696b53a0d9da1a6a590
-
SHA256
b4a763fd9c2af7c672fe8eed8c749d3bd5ce390fb7fc73e6aeee0193c0c12a8c
-
SHA512
524323e7e4e72f7da47a7489fa75fe77e5f4306cd6803c29d8d238ef201f58da2b7460c0011c9c57a30514d6d6cc80db43fab7048995d38d95906cd69c09c61e
-
SSDEEP
1536:H6QFElP6n+gou9cvMOtEvwDpjrYTjipvF2bx1PQA4:H6a+uSEOtEvwDpjrYvQd2P4
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 2024-04-25_328141ed8b1312cb456f01d6cb7be3c5_cryptolocker
Files
-
2024-04-25_328141ed8b1312cb456f01d6cb7be3c5_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: 11KB - 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