Behavioral task
behavioral1
Sample
2024-03-06_1a8ebe333c22e4c277d61bc55d1976b6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_1a8ebe333c22e4c277d61bc55d1976b6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_1a8ebe333c22e4c277d61bc55d1976b6_cryptolocker
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Size
109KB
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MD5
1a8ebe333c22e4c277d61bc55d1976b6
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SHA1
a2a4eddaf588acdee839d34fd182ee05333b4437
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SHA256
5618fa8c704dce47eb01840de2714b9a9520b8d6f13d20921ba668979f5257e9
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SHA512
7832549284ccb4a213c19c000b9c9dc7ed66faa2fa3b8a4b4caef600d328a44d662dbdb359c12670d85ab5f48f14ed349f84983074c08bcc4ce8b6f7dc6fea37
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg8vk:z6a+CdOOtEvwDpjcz5
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 2024-03-06_1a8ebe333c22e4c277d61bc55d1976b6_cryptolocker
Files
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2024-03-06_1a8ebe333c22e4c277d61bc55d1976b6_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