Behavioral task
behavioral1
Sample
2024-04-16_aa2a6b10dc67462cfd7588a59c6e0c5a_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-16_aa2a6b10dc67462cfd7588a59c6e0c5a_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_aa2a6b10dc67462cfd7588a59c6e0c5a_cryptolocker
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Size
95KB
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MD5
aa2a6b10dc67462cfd7588a59c6e0c5a
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SHA1
20b6a282955321e647e5e569fc699c5eacb8c7d6
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SHA256
617867ec7d71cc17dced294906fb1e43dd33e411f8d1fd6b4077b29a7bdb14fc
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SHA512
e1dcf49524e8c3cc3f0c33be0617db657ab91a7cd2b239094e91df983ab95431c62145019365d2727abf81e8e8881c5cd4c299c8175fa834506e763f844d0108
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bU:zCsanOtEvwDpjBA
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 2024-04-16_aa2a6b10dc67462cfd7588a59c6e0c5a_cryptolocker
Files
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2024-04-16_aa2a6b10dc67462cfd7588a59c6e0c5a_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