Behavioral task
behavioral1
Sample
2024-02-14_1984a4b47a34d378543addb1e381222d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_1984a4b47a34d378543addb1e381222d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_1984a4b47a34d378543addb1e381222d_cryptolocker
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Size
60KB
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MD5
1984a4b47a34d378543addb1e381222d
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SHA1
1c9292527b5e83ba4db5f59c1c13ad902c639d97
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SHA256
03103b668866d22064fb3a00286f7e31892ebf39f5ee60e2d9aaa86169765489
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SHA512
de81f6703104f3bf0c28507e6071a7f30059f61fffb809ebcbd1c9ae8544e57eac8b0f5e880f265a36a9cd7eee8541b72fd0accc82baf44350af7a9460ee0d08
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5m8b:zj+soPSMOtEvwDpj4kpmeLmo
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 2024-02-14_1984a4b47a34d378543addb1e381222d_cryptolocker
Files
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2024-02-14_1984a4b47a34d378543addb1e381222d_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