Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_5547d59093258cd9b69aad2f239f9c93_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_5547d59093258cd9b69aad2f239f9c93_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-12_5547d59093258cd9b69aad2f239f9c93_cryptolocker
-
Size
99KB
-
MD5
5547d59093258cd9b69aad2f239f9c93
-
SHA1
bba2a74d51134c7e5f60d586d91980c5de43657f
-
SHA256
0e617fbb09ab4f8e296cb9b6f2dcd796e6f70856efa1e3d9abc886873dc5554f
-
SHA512
fb0cde82a9dbbd283f209adaaf3f48b9cde0fc52ecc10a6601ddfc2d4f6979a556aec5b917b6e9f4b08078e61aad46d6b9f1c69b5b2c479d7f574b0e89f47e0d
-
SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k28u:xj+VGMOtEvwDpjubwQEIiVmkxv/wu
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 2024-02-12_5547d59093258cd9b69aad2f239f9c93_cryptolocker
Files
-
2024-02-12_5547d59093258cd9b69aad2f239f9c93_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