Behavioral task
behavioral1
Sample
2024-02-04_70f92ed07450a83ab3c4eae6179c4e38_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-04_70f92ed07450a83ab3c4eae6179c4e38_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-04_70f92ed07450a83ab3c4eae6179c4e38_cryptolocker
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Size
108KB
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MD5
70f92ed07450a83ab3c4eae6179c4e38
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SHA1
2d26ea2d993592c320ed6d78be053675e389ddb0
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SHA256
0831664af539873bb710eb98eaabc6046235308b83e64dddbd4beac69f8b4366
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SHA512
aa9d801799983d76e59e8c7cff793177edb6c3859991b0708ddbc8a57658d30cd76661b515940e024bbaaefa8ba8649673172b6ef40a7b7da13fa051d7add971
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg8S:z6a+CdOOtEvwDpjczD
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 2024-02-04_70f92ed07450a83ab3c4eae6179c4e38_cryptolocker
Files
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2024-02-04_70f92ed07450a83ab3c4eae6179c4e38_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