Behavioral task
behavioral1
Sample
2024-03-19_fbec7abea91b47a9d48466fe79759f8e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_fbec7abea91b47a9d48466fe79759f8e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_fbec7abea91b47a9d48466fe79759f8e_cryptolocker
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Size
117KB
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MD5
fbec7abea91b47a9d48466fe79759f8e
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SHA1
89fe92b913af6f85dc87246a3639a12e040c654d
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SHA256
fe81f1445a688900563c7429f759f6b01bd594c13364b789374d0cf500f22c8b
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SHA512
00afd116f40d47182b6892271b9bd16cf4eed03975a08c7bcef7b994a642048b3742bec8bff11019a5c0af61bf14376151830bac791c7ad18fb8bc6ad6e150d5
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qar:z6a+CdOOtEvwDpjczx
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 2024-03-19_fbec7abea91b47a9d48466fe79759f8e_cryptolocker
Files
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2024-03-19_fbec7abea91b47a9d48466fe79759f8e_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_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