Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_8a31b635712a1633d293ce4a4ee78c39_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-04_8a31b635712a1633d293ce4a4ee78c39_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-04_8a31b635712a1633d293ce4a4ee78c39_cryptolocker
-
Size
39KB
-
MD5
8a31b635712a1633d293ce4a4ee78c39
-
SHA1
426ce378978386bf1301d1154d187bbc9dbd60f3
-
SHA256
672137b07a439b93e8a10e766bca78720ce52f326417b1d8db712ad272aa6756
-
SHA512
03e723b2fb4a34618c612eb760530fb6fc992ea05c481bb6617360040937b831c260147e1d1797b8270a4563c5811a6865688a88eb01db833700f171df0396e0
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/CtT:6j+1NMOtEvwDpjrR2T
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-04_8a31b635712a1633d293ce4a4ee78c39_cryptolocker
Files
-
2024-02-04_8a31b635712a1633d293ce4a4ee78c39_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_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