Behavioral task
behavioral1
Sample
2024-04-17_b8e8c27ba266fe6ead5d016e43576e14_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_b8e8c27ba266fe6ead5d016e43576e14_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_b8e8c27ba266fe6ead5d016e43576e14_cryptolocker
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Size
65KB
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MD5
b8e8c27ba266fe6ead5d016e43576e14
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SHA1
f42b39173f60aa206c3713b927c568fa6316a078
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SHA256
9b80e0654b179356908364466cfa8b3f9a0e102e45329342ae5880ba1e722f2e
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SHA512
8b33d474f152bc493dfd82f7ab56de756420e618956f22a53b9925a30655d300754ab01c79f183b63a33a5bc64c729a9647fa7a2d7abd8b40c7c37ebc9d05090
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5B7:zj+soPSMOtEvwDpj4kpmeLmQ/7
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 2024-04-17_b8e8c27ba266fe6ead5d016e43576e14_cryptolocker
Files
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2024-04-17_b8e8c27ba266fe6ead5d016e43576e14_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