Behavioral task
behavioral1
Sample
2024-05-09_2e2307fbddd4f14b739f478b57b8923b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-09_2e2307fbddd4f14b739f478b57b8923b_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-09_2e2307fbddd4f14b739f478b57b8923b_cryptolocker
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Size
58KB
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MD5
2e2307fbddd4f14b739f478b57b8923b
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SHA1
72b51424d56805220f3fd2100b676861a4e0ba86
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SHA256
a43402efbc9a9b7b2fec70091697d2855a01ee3f6c40a09be03dc8fdbc8814a0
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SHA512
33499ebdf8f507854f09aabc92294889382ba483906c905481730db4aac6c7f8a1ed9951dcb7f5d46084ae6d0f08b771a331262a5e2ed69e93f34a9370f4d33f
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPBA:H6QFElP6n+gou9cvMOtEvwDpjCpVXYA
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 2024-05-09_2e2307fbddd4f14b739f478b57b8923b_cryptolocker
Files
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2024-05-09_2e2307fbddd4f14b739f478b57b8923b_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: 11KB - 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