Behavioral task
behavioral1
Sample
2024-03-06_e0f9d637a45e48a003d19d2ac8564144_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_e0f9d637a45e48a003d19d2ac8564144_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_e0f9d637a45e48a003d19d2ac8564144_cryptolocker
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Size
118KB
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MD5
e0f9d637a45e48a003d19d2ac8564144
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SHA1
31c44388eaa3b2893fdc4be833dcd0d13d4aaa2c
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SHA256
a519fca4ca4bcc079f6b9579dd4c2d850cbe42734ee5b766e9ce920eab5f0a26
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SHA512
3ed41893dbe893305342a1926852e06a70d1da878cb8e62ff9417ce519f0f1f4030291c9ca2e050685eb10d6ca6a244e28a0d778587d65a0d7769d9d31a7ad81
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaI:z6a+CdOOtEvwDpjczO
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 2024-03-06_e0f9d637a45e48a003d19d2ac8564144_cryptolocker
Files
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2024-03-06_e0f9d637a45e48a003d19d2ac8564144_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