Behavioral task
behavioral1
Sample
2024-01-09_b4207a611ffcc8d9407d07e8a1d436b1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-09_b4207a611ffcc8d9407d07e8a1d436b1_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-09_b4207a611ffcc8d9407d07e8a1d436b1_cryptolocker
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Size
149KB
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MD5
b4207a611ffcc8d9407d07e8a1d436b1
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SHA1
3993015a01e7cf95aeb37e323b46fa7f3bc55a43
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SHA256
fb05b968aa9a46fa188c9a17c1a6f2a5ed55365464bf90432b5e2ebb3b0ade4d
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SHA512
1e24af5d72eb98f9371071693dab6d00045da61cd47d6faa8f63c92ae04839a74f06216c4e1933b1432f35fcdcf097837d3327a1815cbc50a5f8ceb8e4f93aa7
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgp699GNtL1egprc:T6a+rdOOtEvwDpjLzL
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-09_b4207a611ffcc8d9407d07e8a1d436b1_cryptolocker
Files
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2024-01-09_b4207a611ffcc8d9407d07e8a1d436b1_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