Behavioral task
behavioral1
Sample
2024-04-27_9c74b7d2a54f29e77d28148634d687d1_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-27_9c74b7d2a54f29e77d28148634d687d1_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-27_9c74b7d2a54f29e77d28148634d687d1_cryptolocker
-
Size
55KB
-
MD5
9c74b7d2a54f29e77d28148634d687d1
-
SHA1
0195ab1b0f6e4db4c420b7623418cf1ac95b1efd
-
SHA256
89a79c14b99abcfa7e8f6c0463446514a6dc41e865191cfeea4a6c0a36d313be
-
SHA512
64d48008f06bf0453d9426ff969b9952a08ef2627b585e370a08ebddbe4a365c2fd02da91440fcda679f157d64bf50a54b288bc1f4745b1da3f82e9236c016f1
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlO:bP9g/xtCS3Dxx0Z
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-27_9c74b7d2a54f29e77d28148634d687d1_cryptolocker
Files
-
2024-04-27_9c74b7d2a54f29e77d28148634d687d1_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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