Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_a3e19957ed2f4f9e2b9acd19d6b7cd1e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_a3e19957ed2f4f9e2b9acd19d6b7cd1e_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-25_a3e19957ed2f4f9e2b9acd19d6b7cd1e_cryptolocker
-
Size
41KB
-
MD5
a3e19957ed2f4f9e2b9acd19d6b7cd1e
-
SHA1
6a7dd2b1b554aa1540b3f9154f66200c681f41f4
-
SHA256
d3db9ab2d831df3dba5a35de2d13eb6735027ad3277746c2468f30f63bf9706c
-
SHA512
a6d0e7ea27ed42a896e2ed65275207824dbfcf4099e8b3f34a2f6b661fe08ba5e652dcf245cbd47c3734ae78471fa5032e208f14dc0cf119f5d07b79235c8727
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6n8E:6j+1NMOtEvwDpjrR8E
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 2024-02-25_a3e19957ed2f4f9e2b9acd19d6b7cd1e_cryptolocker
Files
-
2024-02-25_a3e19957ed2f4f9e2b9acd19d6b7cd1e_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