Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_4b7db849ec5fc585efdf26df79d9d868_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_4b7db849ec5fc585efdf26df79d9d868_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_4b7db849ec5fc585efdf26df79d9d868_cryptolocker
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Size
100KB
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MD5
4b7db849ec5fc585efdf26df79d9d868
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SHA1
a7573e9aad0f08aef3810f076a2ae329a665f239
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SHA256
2cc5fa8215222436aca403f15d938acdc93c78e77fe6b70818f75f2d88adf8bd
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SHA512
0ae29eaa581606d335b694ca63e9c7de3973363520e3d0f534bd3b885f66fafd988d5d984b605b33244fc8729d5b0f304dea9a20571341c19d920ebf9fca381e
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k28R:xj+VGMOtEvwDpjubwQEIiVmkxv/wR
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 2024-02-22_4b7db849ec5fc585efdf26df79d9d868_cryptolocker
Files
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2024-02-22_4b7db849ec5fc585efdf26df79d9d868_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