Behavioral task
behavioral1
Sample
2024-01-18_7fd1ea679884ede4d6c8b527c2117e05_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_7fd1ea679884ede4d6c8b527c2117e05_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-18_7fd1ea679884ede4d6c8b527c2117e05_cryptolocker
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Size
74KB
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MD5
7fd1ea679884ede4d6c8b527c2117e05
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SHA1
04ba0ecabde998849421e7fefc8d81ebe1c43293
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SHA256
f3e82c7013ee0151ccd7f1e16199af7cb939a6056bfa2e93bd0a8fde66cbdd96
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SHA512
e10fd0ef09d46bd484da28fe17bf32800e08d23d0c3540a78880147c34e41093f750d979c0ff7583d8950ccdced069e2ee09d9b5cc344a6ddea65133622bd645
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJc+:T6a+rdOOtEvwDpjNtB
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 2024-01-18_7fd1ea679884ede4d6c8b527c2117e05_cryptolocker
Files
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2024-01-18_7fd1ea679884ede4d6c8b527c2117e05_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