Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_781fa50f089c5410d57197c181e8b294_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-28_781fa50f089c5410d57197c181e8b294_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-28_781fa50f089c5410d57197c181e8b294_cryptolocker
-
Size
105KB
-
MD5
781fa50f089c5410d57197c181e8b294
-
SHA1
542ef2af42e64dcc63394b7d06258b08819bb7cd
-
SHA256
6f9c3310c40d22d386327a2c1d465c61fedc5bb13f6e424adc23e8a10f0d9b37
-
SHA512
bcbd7bca43141ac12a57cf884adcd6dc48dfadbd5c7df11eacf63c6d67a446df8bf6e8f5c2f76b3e1b6b0b8ee67eaed982293355b06ddc3b371b1439b28b43c4
-
SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWjy9cr:xj+VGMOtEvwDpjubwQEIiku4
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 2024-02-28_781fa50f089c5410d57197c181e8b294_cryptolocker
Files
-
2024-02-28_781fa50f089c5410d57197c181e8b294_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: 13KB - Virtual size: 16KB
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