Behavioral task
behavioral1
Sample
2024-05-04_c7eef1e8d1b76c2371bbe3f5801f0876_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-04_c7eef1e8d1b76c2371bbe3f5801f0876_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-04_c7eef1e8d1b76c2371bbe3f5801f0876_cryptolocker
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Size
56KB
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MD5
c7eef1e8d1b76c2371bbe3f5801f0876
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SHA1
1b90de9a57f09c5cdb427a2a37fa8650af08ad87
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SHA256
60d53d88b058e53535926534085f645903abf35f4e1f05d5624df5b1f7fa897a
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SHA512
21a6f634828d20e3bbaf7b4707c56e23f6bd3f7c4d3559687b8c1993197e2fae2e249b39fec0eaf48f4fda38abb9e33ec06da5cb211da2f9deaada18e271d320
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+SK:bP9g/xtCS3Dxx0JSK
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 2024-05-04_c7eef1e8d1b76c2371bbe3f5801f0876_cryptolocker
Files
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2024-05-04_c7eef1e8d1b76c2371bbe3f5801f0876_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