Behavioral task
behavioral1
Sample
2024-05-10_7c711958d78024dcb059caa25f16b9f2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_7c711958d78024dcb059caa25f16b9f2_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_7c711958d78024dcb059caa25f16b9f2_cryptolocker
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Size
56KB
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MD5
7c711958d78024dcb059caa25f16b9f2
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SHA1
77a8567e2f6654e8e39a3e6f83e7e2673d26552f
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SHA256
dc13f1905ec167d65d80c93b8be39e0a308e89f45f76628d550c681dacdea0c4
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SHA512
57f18fb195df7352eccb277df3da2514b6eea9524c305284d1bf6a8293a9ad811b4d5fb163ba8b62913d877da94e1531286c05c323189e7d33ea10cc515777ce
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlugJe:bP9g/xtCS3Dxx0ee
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-10_7c711958d78024dcb059caa25f16b9f2_cryptolocker
Files
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2024-05-10_7c711958d78024dcb059caa25f16b9f2_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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