Behavioral task
behavioral1
Sample
2024-02-22_4a2b69598836387d9a49c5158ae4b814_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_4a2b69598836387d9a49c5158ae4b814_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_4a2b69598836387d9a49c5158ae4b814_cryptolocker
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Size
82KB
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MD5
4a2b69598836387d9a49c5158ae4b814
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SHA1
4d42b590ab0974ce056cb0a7a8b9bfcb4a27e0e6
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SHA256
01ff59e50de9bb41a7653c45c0441f10e4eaece88dc14b3e31e5ade9c4f20a64
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SHA512
57f6cbd7000a3eeffd36988055cd115cabc27c0bcc0b96871cdfcf8c24beba0fc04964c089c8d1ae3bc76f7b5c733dfa01e2f61822402d3cbd41cb1e71d946ce
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT71:T6a+rdOOtEvwDpjNp
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 2024-02-22_4a2b69598836387d9a49c5158ae4b814_cryptolocker
Files
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2024-02-22_4a2b69598836387d9a49c5158ae4b814_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