Behavioral task
behavioral1
Sample
2024-05-28_8ccd5f452942931243637b7f15bd7fb5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_8ccd5f452942931243637b7f15bd7fb5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_8ccd5f452942931243637b7f15bd7fb5_cryptolocker
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Size
57KB
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MD5
8ccd5f452942931243637b7f15bd7fb5
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SHA1
5ff4b8d772bd79da9f8ba4d4694fb38fdf7289d0
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SHA256
83f5d9d624bd991fb4ba50d52b1c563a64a9f8c9a4f869ee0a1f5085d2c1323e
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SHA512
dde2b801de77588fe6be709b8a9affda288d9cea67b1c1fd5ebd2ec34a65307eb1ff84bc8866c97b77425514c4195e700a67439decc8009384553ced54873594
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlggi: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 2024-05-28_8ccd5f452942931243637b7f15bd7fb5_cryptolocker
Files
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2024-05-28_8ccd5f452942931243637b7f15bd7fb5_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