Behavioral task
behavioral1
Sample
2024-04-17_0540be1bc116956e161564274dcb4caf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_0540be1bc116956e161564274dcb4caf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-17_0540be1bc116956e161564274dcb4caf_cryptolocker
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Size
39KB
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MD5
0540be1bc116956e161564274dcb4caf
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SHA1
0b93d65fae4205b243612627a02a50d2404d2f58
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SHA256
a43ce4b90cf18cb9785dc9a39bfd62d67487793e84516a0ee6fa5f47cee3a484
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SHA512
11bec5b54818c3d172591edc0f5c9a4f08abbbf4ae500c28428f8189f03ce2e7bc9ad4807f75f933096b5350afb4d0a6246aa7f57740ec8be49861d718259dd7
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHs:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKM
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-17_0540be1bc116956e161564274dcb4caf_cryptolocker
Files
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2024-04-17_0540be1bc116956e161564274dcb4caf_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
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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