Behavioral task
behavioral1
Sample
2024-05-14_87e0f3f39cf236465ecaac175f0550a2_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-14_87e0f3f39cf236465ecaac175f0550a2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-14_87e0f3f39cf236465ecaac175f0550a2_cryptolocker
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Size
56KB
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MD5
87e0f3f39cf236465ecaac175f0550a2
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SHA1
a85f2376c26b70b972d7294a0de90974b6552271
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SHA256
fa6ed32ff6b8b3c5de4e3878d040c77848686fe93b51226e1aca7efd16fb5823
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SHA512
fdd1171ba7ed5f296431f3e575375d4dac71a2ce0db1e6c0991c28fc85b73f8edf85e6540a5dd15d7b55ae05d2df52bad77ec1cb75db9f74f26d767e85ebfe34
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjllO:bP9g/xtCS3Dxx0sO
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 2024-05-14_87e0f3f39cf236465ecaac175f0550a2_cryptolocker
Files
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2024-05-14_87e0f3f39cf236465ecaac175f0550a2_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