Behavioral task
behavioral1
Sample
2024-04-22_850db0f328fcc57b77bd7ab2bdf945b3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_850db0f328fcc57b77bd7ab2bdf945b3_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_850db0f328fcc57b77bd7ab2bdf945b3_cryptolocker
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Size
51KB
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MD5
850db0f328fcc57b77bd7ab2bdf945b3
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SHA1
90a531909f7e6425b07bfaf732158e4be432e223
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SHA256
f052ba5f521c6937fea607fcd5013d40b72c3a0a98f93bdf4ee53617c4d5bbaa
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SHA512
287b39f0971c19b3dd7bb64efcc0747c0008be2056bc3fee3d12151a42dddd2e4799804686423a77f40ffaef3fdeebd25e187e7ad7ffa5b2bb9d25ad7e58ae67
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO8:z6QFElP6n+gKmddpMOtEvwDpj31i8
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 2024-04-22_850db0f328fcc57b77bd7ab2bdf945b3_cryptolocker
Files
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2024-04-22_850db0f328fcc57b77bd7ab2bdf945b3_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