Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_b3b4ca5b6c468dc69dd35918dc25c12c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-19_b3b4ca5b6c468dc69dd35918dc25c12c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-19_b3b4ca5b6c468dc69dd35918dc25c12c_cryptolocker
-
Size
64KB
-
MD5
b3b4ca5b6c468dc69dd35918dc25c12c
-
SHA1
1163c4b6c9617da5177842bc3b0e08cc348ef651
-
SHA256
d7a4376129f84268acbf3a9e95f1d954ca41dc477f00fb7831e872edfc7e2d68
-
SHA512
676c9093b77bab05081cd6fb9b04d430fffdf831f08c497a702cc1ac0c89eb3ce369661ae44bd2be53989ad6d2ab36dd4df43bc41f74601943f8f52fbd830967
-
SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEO10Km9t6:6j+1NMOtEvwDpjr8ox8UDEy0KmC
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 2024-02-19_b3b4ca5b6c468dc69dd35918dc25c12c_cryptolocker
Files
-
2024-02-19_b3b4ca5b6c468dc69dd35918dc25c12c_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