Behavioral task
behavioral1
Sample
2024-05-11_97117f51ec31f11b7499eb2b29250da9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-11_97117f51ec31f11b7499eb2b29250da9_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_97117f51ec31f11b7499eb2b29250da9_cryptolocker
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Size
56KB
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MD5
97117f51ec31f11b7499eb2b29250da9
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SHA1
0af1c1586368439c86d674f103b1deaa4200493b
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SHA256
2b17320321033c8bdb8f20ec2585c7bcae4eea97101629244fe4d6ea7f40bfe4
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SHA512
ce85250ddf120e98bc8cfd22e83cf4b252676a7767bd354c5292f89a1f1f434eb3d2bf2ad7c569c5aee44792414f30510b295a9b433917df4d46ad2c2743c012
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlq:bP9g/xtCS3Dxx0N
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 2024-05-11_97117f51ec31f11b7499eb2b29250da9_cryptolocker
Files
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2024-05-11_97117f51ec31f11b7499eb2b29250da9_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