Behavioral task
behavioral1
Sample
2024-02-23_b675b92ce2490af820409c2d115a3179_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_b675b92ce2490af820409c2d115a3179_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_b675b92ce2490af820409c2d115a3179_cryptolocker
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Size
98KB
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MD5
b675b92ce2490af820409c2d115a3179
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SHA1
69ead29a03b8c7c93345318ab48afd48577e4351
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SHA256
5fc06b12353f3859efe69632c27734fad96ee8627515083e3d59ca9a35e87ada
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SHA512
5d792d3beb308fade6a76dd36d63f33adc5a80a212c5803bdaa6bf1c0cc06321c33e366ba49af96f32783f3f4a08f7f8b1f6681002874fb6fbcb3ad9a0c60e22
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiX9:z6a+CdOOtEvwDpjc5
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 -
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 2024-02-23_b675b92ce2490af820409c2d115a3179_cryptolocker
Files
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2024-02-23_b675b92ce2490af820409c2d115a3179_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_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