Behavioral task
behavioral1
Sample
2024-04-20_6e2d1c6aafc56bdb5b1c8bcec493a509_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-20_6e2d1c6aafc56bdb5b1c8bcec493a509_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_6e2d1c6aafc56bdb5b1c8bcec493a509_cryptolocker
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Size
96KB
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MD5
6e2d1c6aafc56bdb5b1c8bcec493a509
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SHA1
55228a89ac70b3c6398c94c5781bc4e6ce736789
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SHA256
23858618390e7c9cb904e681753c28341c93bac96587d090ca7aae7725e16fe8
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SHA512
947d4069e5d9475e2c5b0d48401946a5fbff00f56e71e834c3b56dcf89c19fa6ff2a6bf364f21bedbdba7760fbddb333def9cedba1ad3257ca550c56c1bac157
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/b5:zCsanOtEvwDpjBN
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 2024-04-20_6e2d1c6aafc56bdb5b1c8bcec493a509_cryptolocker
Files
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2024-04-20_6e2d1c6aafc56bdb5b1c8bcec493a509_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