Behavioral task
behavioral1
Sample
2024-03-26_959b81579358e9d3ec47c43a32cff321_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-26_959b81579358e9d3ec47c43a32cff321_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_959b81579358e9d3ec47c43a32cff321_cryptolocker
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Size
79KB
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MD5
959b81579358e9d3ec47c43a32cff321
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SHA1
4b1f76126531d0f75fd57916b868eaa2a303a4bf
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SHA256
9814d83cfe3f21deeaa15d196875a6ba1ca6f9e4dfdfe6ae7730c293554dc561
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SHA512
cdf894fe6229a5c2dd36a895bcd66234bae3f13b4b814972cc05b67654c4ce0d04e9fd9b8dbba8bec2c29b49938a2fe13c9fdadcdd93a73d4882f9688d66c597
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qps:zCsanOtEvwDpjy
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 2024-03-26_959b81579358e9d3ec47c43a32cff321_cryptolocker
Files
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2024-03-26_959b81579358e9d3ec47c43a32cff321_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: 10KB - 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