Static task
static1
Behavioral task
behavioral1
Sample
2024-02-02_b81d5a09bf2ef8d3331a049c54a6ffe3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-02_b81d5a09bf2ef8d3331a049c54a6ffe3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-02_b81d5a09bf2ef8d3331a049c54a6ffe3_cryptolocker
-
Size
62KB
-
MD5
b81d5a09bf2ef8d3331a049c54a6ffe3
-
SHA1
acb35dba950cfb8e36f9048a8ec4eeb70ee0cdb1
-
SHA256
3e655b0765ecbc3f364935de91675b2f46e8eaf180b11e2751259ad5bc182967
-
SHA512
421fe067358143145bda6235958f72d22eb015dc9985957844f17c2be3d26e129e0e909b82740b5b292715dadfe19d47d63bc1248a3465c4770ab82ce182d516
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEMM:6j+1NMOtEvwDpjr8ox8UDEV
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 2024-02-02_b81d5a09bf2ef8d3331a049c54a6ffe3_cryptolocker
Files
-
2024-02-02_b81d5a09bf2ef8d3331a049c54a6ffe3_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