Static task
static1
Behavioral task
behavioral1
Sample
2024-02-20_35a0209ff2afb1fc0d07fb5df650499e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_35a0209ff2afb1fc0d07fb5df650499e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_35a0209ff2afb1fc0d07fb5df650499e_cryptolocker
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Size
60KB
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MD5
35a0209ff2afb1fc0d07fb5df650499e
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SHA1
177462646db9905ba0e0ad2462473214daab3444
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SHA256
4d0a156c2648c581d1e286c28de641522b56c5a0665128eaff5c8424bfb0a5b4
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SHA512
9e3fcdb2bc7713ed7266039edfafd8baf6f1c99b9ac717ebcf30da8b33c55132fdeaf98e067d930ccf5add6c0a9e660d124d0d859debbafcdbabd8b2c8fce5d0
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwDla:xj+VGMOtEvwDpjubEgywQ
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 2024-02-20_35a0209ff2afb1fc0d07fb5df650499e_cryptolocker
Files
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2024-02-20_35a0209ff2afb1fc0d07fb5df650499e_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