Behavioral task
behavioral1
Sample
2024-03-26_9a76aa04f9e9edb8c7d322125c15ed10_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-26_9a76aa04f9e9edb8c7d322125c15ed10_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_9a76aa04f9e9edb8c7d322125c15ed10_cryptolocker
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Size
83KB
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MD5
9a76aa04f9e9edb8c7d322125c15ed10
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SHA1
287d88221fbf2dcff9d218bd4299172c355a31c2
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SHA256
2644260afdc97d5c3441c54635e8791f7c13fc28a2edd3838593b48dbaba81e9
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SHA512
6810697354e908596b47df5d48a00b8143e0fcfd6676b06d5ece352185aee854fb88a19c96565fc4baecaa0b83aa5b0315f7c535743d32abad1e32e40ac2cc89
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeSXl:T6a+rdOOtEvwDpjNtB
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 2024-03-26_9a76aa04f9e9edb8c7d322125c15ed10_cryptolocker
Files
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2024-03-26_9a76aa04f9e9edb8c7d322125c15ed10_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