Behavioral task
behavioral1
Sample
2024-03-26_88a44e3adbba23ed0ad81aa8f2f00944_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_88a44e3adbba23ed0ad81aa8f2f00944_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_88a44e3adbba23ed0ad81aa8f2f00944_cryptolocker
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Size
71KB
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MD5
88a44e3adbba23ed0ad81aa8f2f00944
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SHA1
8a7bdcbed0014db3f7cfced115212f9f45f05df7
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SHA256
09e071195493171a2c8e08f43961d4577bf60dfdc4137b35bc1b78d6451e55ca
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SHA512
929ea59004d2368f64d6d9a2a30060bc3aef5e7c752592454dbf6a83781d2d75ebf47915d7ca95caef090355c132a7bb314c1098b26cf910faeb75aeb30895a8
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB5:z6a+CdOOtEvwDpjQb
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 2024-03-26_88a44e3adbba23ed0ad81aa8f2f00944_cryptolocker
Files
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2024-03-26_88a44e3adbba23ed0ad81aa8f2f00944_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