Behavioral task
behavioral1
Sample
2024-05-01_1dd0ca45acc57b11e6b603a6dc15aeee_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-01_1dd0ca45acc57b11e6b603a6dc15aeee_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-01_1dd0ca45acc57b11e6b603a6dc15aeee_cryptolocker
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Size
56KB
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MD5
1dd0ca45acc57b11e6b603a6dc15aeee
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SHA1
0a58091a5e4005435c61547eb213352e224d37f4
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SHA256
fdb13146f8bb82b8f20887dce3fa3954c6b5fc1911fe46122caa2150268aad06
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SHA512
c94c85c2e2adb5599c299b3d22d0d9274eeb155c3984abdd221ed8e3185a46d36a0a5820fefd37a7b8d65861538f0984903278354c00177c2d583320dc15f0ae
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+3:bP9g/xtCS3Dxx0J3
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 2024-05-01_1dd0ca45acc57b11e6b603a6dc15aeee_cryptolocker
Files
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2024-05-01_1dd0ca45acc57b11e6b603a6dc15aeee_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