Behavioral task
behavioral1
Sample
2024-04-06_aff16983e7b4f506a05862a7fc245d9a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-06_aff16983e7b4f506a05862a7fc245d9a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_aff16983e7b4f506a05862a7fc245d9a_cryptolocker
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Size
88KB
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MD5
aff16983e7b4f506a05862a7fc245d9a
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SHA1
c51c699106426a626760128235cd48faa09cef30
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SHA256
2090ae6e0859fc66c8567ad8736bb73423705e5aee4bdf0596bb5b32789efab9
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SHA512
355407dadbbbeb9a5eec5fb689e26f32c709eaa84c4b279f5bde430058db3c52da286c0cf1934defd64af01f86e3774ef2379bdc480766f001a5dcab997f3f08
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDje:zCsanOtEvwDpjX
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 2024-04-06_aff16983e7b4f506a05862a7fc245d9a_cryptolocker
Files
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2024-04-06_aff16983e7b4f506a05862a7fc245d9a_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