Behavioral task
behavioral1
Sample
2024-02-13_3f6474b7e0f10046183ddd182c0b5ac7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_3f6474b7e0f10046183ddd182c0b5ac7_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_3f6474b7e0f10046183ddd182c0b5ac7_cryptolocker
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Size
67KB
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MD5
3f6474b7e0f10046183ddd182c0b5ac7
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SHA1
90c9e62657daab3786475ce2e1451a05a06926fc
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SHA256
a19342313e08e1c47954b7d77d14d62fecbcb77c971de39d7017a2186be9f7af
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SHA512
583b52aec7307743a4dbf11b5b3923daa4e7703f0bd685a5c42c8d1d9768fa8a0068d67ade7e4287e6fd9f78bc40c0458a684820ca7797a61349b95cb4ebfb0f
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBc:z6a+CdOOtEvwDpjQK
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 2024-02-13_3f6474b7e0f10046183ddd182c0b5ac7_cryptolocker
Files
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2024-02-13_3f6474b7e0f10046183ddd182c0b5ac7_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