Behavioral task
behavioral1
Sample
2024-02-13_66ae91de9c872616be127bce840736d9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_66ae91de9c872616be127bce840736d9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-13_66ae91de9c872616be127bce840736d9_cryptolocker
-
Size
78KB
-
MD5
66ae91de9c872616be127bce840736d9
-
SHA1
97b5d42c12d4541e374ebe27b17330ba466cbc2a
-
SHA256
b8db071eca5012f32b2aa856f3a7f4d8637d5931962db0b7d6887de7670a1939
-
SHA512
21fc2521084c27b217a523d84c253ebac3a8b523431f8c31a181ea33618d42f606cdfd4f6effb6d719a336666a7059038847f8e2df391de4bad7d37caf573f9a
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QU: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 2024-02-13_66ae91de9c872616be127bce840736d9_cryptolocker
Files
-
2024-02-13_66ae91de9c872616be127bce840736d9_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