Behavioral task
behavioral1
Sample
2024-02-28_3754f8991a8a265b818f23b259a7526a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_3754f8991a8a265b818f23b259a7526a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_3754f8991a8a265b818f23b259a7526a_cryptolocker
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Size
70KB
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MD5
3754f8991a8a265b818f23b259a7526a
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SHA1
fe09539f2a91fa0f14198a43e0c8bacc432af29a
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SHA256
3950ac6b8da5e5b5a92fbc0c0599df00ec3a76753e2d8b7811e7e4209698a7d1
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SHA512
eaadfe5b642607f80d810d8ba27c2e618eff85ea6e691b9bd8c914f36e19e4df91bd450a2da1be1dd44f2b9e016cba5cbad16c2f73d1881226af8bdd9d305d97
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB+S:z6a+CdOOtEvwDpjQh
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 2024-02-28_3754f8991a8a265b818f23b259a7526a_cryptolocker
Files
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2024-02-28_3754f8991a8a265b818f23b259a7526a_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