Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_cb9d31fdbd52e1bdbaed3b542dbb2b3e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_cb9d31fdbd52e1bdbaed3b542dbb2b3e_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_cb9d31fdbd52e1bdbaed3b542dbb2b3e_cryptolocker
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Size
40KB
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MD5
cb9d31fdbd52e1bdbaed3b542dbb2b3e
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SHA1
efde30082c84be005b4dfbb467a4c14a1b381eab
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SHA256
1f8bf6f2636f21f5740e5eff60ada4a665020307ccb5e1f9dc74a247f9e3002a
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SHA512
00640d6060a428c587a3fa96ff1d61b9036131909a7d605328cd219babf3fc91ffa3ba902655c786d7500c09a07b9bcc6c05fc700ac7be64729bc162193d28ee
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/CtJ:6j+1NMOtEvwDpjrR2J
Malware Config
Signatures
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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_cb9d31fdbd52e1bdbaed3b542dbb2b3e_cryptolocker
Files
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2024-02-25_cb9d31fdbd52e1bdbaed3b542dbb2b3e_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