Behavioral task
behavioral1
Sample
2024-05-24_b1cf37df6d20a9c860b996d37a508b06_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-24_b1cf37df6d20a9c860b996d37a508b06_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-24_b1cf37df6d20a9c860b996d37a508b06_cryptolocker
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Size
59KB
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MD5
b1cf37df6d20a9c860b996d37a508b06
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SHA1
f89dda27ea22f7bbf52564c5cfeda73ef750fe82
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SHA256
295bd448ba7c5e016c4677b0308c44fd989da9ad2faf4dff101dbef1e1d0f756
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SHA512
a3e345940ba5f409ec1ae96923b68a30bbb98af15dd3e8ba438843a05aeb8d79539902e90a94fee2e2567e47e7245aa3a4705e145261fb8fd598bd8568c9d1d0
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPB7:H6QFElP6n+gou9cvMOtEvwDpjCpVXY7
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-24_b1cf37df6d20a9c860b996d37a508b06_cryptolocker
Files
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2024-05-24_b1cf37df6d20a9c860b996d37a508b06_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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