Behavioral task
behavioral1
Sample
2024-02-12_4597ed3589688c40106b9f3dc94b431d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_4597ed3589688c40106b9f3dc94b431d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_4597ed3589688c40106b9f3dc94b431d_cryptolocker
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Size
62KB
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MD5
4597ed3589688c40106b9f3dc94b431d
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SHA1
ac4fba6d09ab6029228668a586f0b91251c384b1
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SHA256
92559ca2dbba1cadb920ea35f79e0cd312a68589479562e91b94a068ff124c9b
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SHA512
78df102c49de680fe0e09eea70a5492fe4f95bb0718fc1bd77e80883357c5258ff851afdfc99f04c0a2ae4e73510e10b1e9a26564ba69c3fac84f4067037594f
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVh4Q:zj+soPSMOtEvwDpj4kpmeLmnz
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 2024-02-12_4597ed3589688c40106b9f3dc94b431d_cryptolocker
Files
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2024-02-12_4597ed3589688c40106b9f3dc94b431d_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