Behavioral task
behavioral1
Sample
2024-01-24_e7b254f7c000efa441655e54b37cac16_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_e7b254f7c000efa441655e54b37cac16_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_e7b254f7c000efa441655e54b37cac16_cryptolocker
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Size
81KB
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MD5
e7b254f7c000efa441655e54b37cac16
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SHA1
86cdb437f463285ca4278ba72cba0d96144bae5f
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SHA256
94b5efa2817addc5191323535573575a604d656beb2432f482ab27f06d5fbf1a
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SHA512
7db6949692aab6b21f2011835cd96317e9ad134caa7617c549c283b68420bc697a43489d5d69f02a9a341e242784a4359f5e954aebedd696ab6d16a1618d7ed4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7IG:T6a+rdOOtEvwDpjNp
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 2024-01-24_e7b254f7c000efa441655e54b37cac16_cryptolocker
Files
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2024-01-24_e7b254f7c000efa441655e54b37cac16_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