Behavioral task
behavioral1
Sample
2024-05-28_81980c79a0467bc58fa53acf37dd26ad_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-28_81980c79a0467bc58fa53acf37dd26ad_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_81980c79a0467bc58fa53acf37dd26ad_cryptolocker
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Size
81KB
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MD5
81980c79a0467bc58fa53acf37dd26ad
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SHA1
72e09451d235725835f7d1ecc5f7749a0f390d5d
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SHA256
a38f723dd4f635b5d6c43758630bcf0351b9df22a2dec4bfb246bcd1e1a684b1
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SHA512
77aff8a46d56c4304a1e2343815935dea777201a95b7760b46fb8143fed358034d0ed270ef20ef6fe613c323a0880385fe1c73c326e481ce70da500314f10ccc
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QJ:zCsanOtEvwDpjt
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 2024-05-28_81980c79a0467bc58fa53acf37dd26ad_cryptolocker
Files
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2024-05-28_81980c79a0467bc58fa53acf37dd26ad_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