Behavioral task
behavioral1
Sample
2024-05-16_4aa4cc43f8ce145fef9190501f11c7e5_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-16_4aa4cc43f8ce145fef9190501f11c7e5_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-16_4aa4cc43f8ce145fef9190501f11c7e5_cryptolocker
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Size
90KB
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MD5
4aa4cc43f8ce145fef9190501f11c7e5
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SHA1
2569cd2adf74bf0bf378e1b6e98496b3e97cb10c
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SHA256
09d3aa0e2a27ce31f7d2eaaa50f73b7eda21c430306679a0a7fda02c0a1ec673
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SHA512
f941ead69eef1070aad36bc58a3d7d7052f822516c961ce9202a712c5052f05aecf0b3f22c3af1becd68f4c0806fd04aba1cf99f0ac502414ebd31399e622127
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/N:n6a+1SEOtEvwDpjYYvQd2PG
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 2024-05-16_4aa4cc43f8ce145fef9190501f11c7e5_cryptolocker
Files
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2024-05-16_4aa4cc43f8ce145fef9190501f11c7e5_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: 11KB - 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