Behavioral task
behavioral1
Sample
2024-01-01_b5e4d5184789759aaa435873b4980aa0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-01_b5e4d5184789759aaa435873b4980aa0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-01_b5e4d5184789759aaa435873b4980aa0_cryptolocker
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Size
87KB
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MD5
b5e4d5184789759aaa435873b4980aa0
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SHA1
25adc9970da70a03a16538dedab7aba52a44e259
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SHA256
f512ca9cd0c60a5b8e4f71ec88773c4f46292717b0c602ef7628e5649aa29e5f
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SHA512
4370520282f3b1e5ce76362156d94d8be1df4b210c4eb480e887275689f59013522a4a982ffb1d9089faec372aa7fa586e1ae596189ad806645bc6d44566dd73
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87M:zCsanOtEvwDpjM
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-01_b5e4d5184789759aaa435873b4980aa0_cryptolocker
Files
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2024-01-01_b5e4d5184789759aaa435873b4980aa0_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