Behavioral task
behavioral1
Sample
2024-05-15_b7ceac5ba42b71f4e5ec697d9af9a766_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-15_b7ceac5ba42b71f4e5ec697d9af9a766_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-15_b7ceac5ba42b71f4e5ec697d9af9a766_cryptolocker
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Size
97KB
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MD5
b7ceac5ba42b71f4e5ec697d9af9a766
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SHA1
bf71b6d766d1f6b4f34c1b5152390a196bbe95eb
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SHA256
72dbbaa95725dbbc1137ebd1e0e41df9f8ad256296e8e90ea81723e75d4056d3
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SHA512
5e244b9ddd9172d2f4dbaff5d8648857952ba7634827a470b2ac83c33794d3035e7e248248d63e4f617542c8a72a27ba1824157bc0db2ee1173b3909e056379d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bqL:zCsanOtEvwDpjBi
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 2024-05-15_b7ceac5ba42b71f4e5ec697d9af9a766_cryptolocker
Files
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2024-05-15_b7ceac5ba42b71f4e5ec697d9af9a766_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