Behavioral task
behavioral1
Sample
2024-04-24_e4609d464cb749d984ebdea5a27e8b84_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-24_e4609d464cb749d984ebdea5a27e8b84_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_e4609d464cb749d984ebdea5a27e8b84_cryptolocker
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Size
55KB
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MD5
e4609d464cb749d984ebdea5a27e8b84
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SHA1
ff76d141819db6da698a37b523b38786af641d1b
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SHA256
590c3dc1c0e310516ac077715fe934e60cc9615333c5c8b2a8bb536e26c87a3f
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SHA512
a453f49a562c4d87b107c671fe4f6c4a70f1e112dac44875a9ec815c045a8d85837f1d45cb0438c869f7ccf8c7b6069a9158de7546440b663ee56fb361aa282a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+x3:bP9g/xtCS3Dxx0Jx3
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 2024-04-24_e4609d464cb749d984ebdea5a27e8b84_cryptolocker
Files
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2024-04-24_e4609d464cb749d984ebdea5a27e8b84_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