Behavioral task
behavioral1
Sample
2024-04-18_3dea3d70d2b6ed28b0e69335d9b6de91_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_3dea3d70d2b6ed28b0e69335d9b6de91_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_3dea3d70d2b6ed28b0e69335d9b6de91_cryptolocker
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Size
72KB
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MD5
3dea3d70d2b6ed28b0e69335d9b6de91
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SHA1
74e44308665b5091baeaba1a1db9d46b93bef063
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SHA256
fa8458b572e1c38a3c08ba7699980234bcf48c9c2a6d7988a9709b6addda6a4f
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SHA512
41397562c823f200237a5689b4ba7e6101f1e3cf50cd89e4aaa5ff4610480c1083b1c5fa8a1ea5dfd54079b6341d030a16ccc16f1ea4a8ab23ad7ad191668568
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBc:z6a+CdOOtEvwDpjQ6
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 2024-04-18_3dea3d70d2b6ed28b0e69335d9b6de91_cryptolocker
Files
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2024-04-18_3dea3d70d2b6ed28b0e69335d9b6de91_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: 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