Behavioral task
behavioral1
Sample
2024-05-09_3516476d609e559930ebbcc146ece339_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-09_3516476d609e559930ebbcc146ece339_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-09_3516476d609e559930ebbcc146ece339_cryptolocker
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Size
55KB
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MD5
3516476d609e559930ebbcc146ece339
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SHA1
374008ea39fbfe3f1e9118cf1d65ef18aa230162
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SHA256
a195ed0ee19ef834adef2f862fa1e25bb7bcfde499f71e86df1b88680688de84
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SHA512
e6270dfaf0b63c26264d8c1474cddef615b6f8a6ece08e5277eac6d2688df89ffcad03d47394b8749956893f65eada4e27e3d5912f88f70dbefad5fcb550a495
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNab:bP9g/xtCS3Dxx0X
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 2024-05-09_3516476d609e559930ebbcc146ece339_cryptolocker
Files
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2024-05-09_3516476d609e559930ebbcc146ece339_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