Behavioral task
behavioral1
Sample
2024-06-15_3138bd031e9a71c0fa1004f147cdfa00_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-15_3138bd031e9a71c0fa1004f147cdfa00_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-15_3138bd031e9a71c0fa1004f147cdfa00_cryptolocker
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Size
59KB
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MD5
3138bd031e9a71c0fa1004f147cdfa00
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SHA1
3c47ca7316cfd0f662ec6e9126a8d509f77fd8a3
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SHA256
3b64724b904ace0dd910f218e3e00befba95a360790e6ed9ff0a4fee18770caa
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SHA512
e41f62cecd0c948b38f65df93f078c137db9fbe704fe8acb3bfb28478571feac781f16b28621c4a1887c36c882097f4793692cb13889e67913fc5facd9fcd291
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax+N0:z6QFElP6n+gKmddpMOtEvwDpj9aYaj
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 2024-06-15_3138bd031e9a71c0fa1004f147cdfa00_cryptolocker
Files
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2024-06-15_3138bd031e9a71c0fa1004f147cdfa00_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