Behavioral task
behavioral1
Sample
2024-04-15_15957113522211015c56f2899aa7a2af_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_15957113522211015c56f2899aa7a2af_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_15957113522211015c56f2899aa7a2af_cryptolocker
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Size
78KB
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MD5
15957113522211015c56f2899aa7a2af
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SHA1
a99ca815802ee60c23c501397a810839171fe079
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SHA256
353d0aa3ff72d7424c31b2c621e7f848bd881b14ab5b75e0d8defb489157dbd5
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SHA512
20139bc58b0da77280ba463afbb68b05874517860d1efc8a89899203419965c0dfa510e3ef48048c437afab23cdb0bbab4754a3cb854789195d7a8a6a53f3c84
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuq2:T6a+rdOOtEvwDpjNc5
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 2024-04-15_15957113522211015c56f2899aa7a2af_cryptolocker
Files
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2024-04-15_15957113522211015c56f2899aa7a2af_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