Behavioral task
behavioral1
Sample
2024-10-05_b841407aca27ca8a996c53601fc263b5_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-05_b841407aca27ca8a996c53601fc263b5_cryptolocker
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Size
82KB
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MD5
b841407aca27ca8a996c53601fc263b5
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SHA1
7428bb26aa7cafc36d2b9fe649196fa44f7e1616
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SHA256
4605cabf7a51c5236af669a2072680afcda74ad828c278accfb9f515233541e7
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SHA512
9c6821b9be98fd0050a469abd4eec01045ce38f77625ec3d5bcd53858380bad348f0540661e8e7b31d3b4e05da83ab8c43aad9a9ad4f45ccc4329f6a8b2a62c3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qis:zCsanOtEvwDpjn
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-05_b841407aca27ca8a996c53601fc263b5_cryptolocker
Files
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2024-10-05_b841407aca27ca8a996c53601fc263b5_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_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