Static task
static1
Behavioral task
behavioral1
Sample
2024-04-20_3834e3e3ef62fc5115629fb60fb42d86_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-20_3834e3e3ef62fc5115629fb60fb42d86_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-20_3834e3e3ef62fc5115629fb60fb42d86_cryptolocker
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Size
48KB
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MD5
3834e3e3ef62fc5115629fb60fb42d86
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SHA1
a37a268b7c036720038a65ddb0dd14fe89b43b69
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SHA256
56f4a0154d800ed35b47d5c86330e283da9ceef9516e8ece85f3603e728a06fb
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SHA512
4564f29e697c2e78c9a9b88c92dc81db6b3662ef4fa79d3424ae08d8d3d09ccc0f0345a438fd1bb8c6a091dabbd5e538b2f930c76a2022a9f24abf5e23f773f4
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOu:xj+VGMOtEvwDpjy+TN4F
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 2024-04-20_3834e3e3ef62fc5115629fb60fb42d86_cryptolocker
Files
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2024-04-20_3834e3e3ef62fc5115629fb60fb42d86_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