Behavioral task
behavioral1
Sample
2024-02-04_e967986ddeb835668ca39abc4e9b53b2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_e967986ddeb835668ca39abc4e9b53b2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_e967986ddeb835668ca39abc4e9b53b2_cryptolocker
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Size
90KB
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MD5
e967986ddeb835668ca39abc4e9b53b2
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SHA1
a9f5becbf4ce92f3f45daf0dc0b2f7139970225d
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SHA256
56e077fd5b37a315dbcc785d1c6787463a0b5b695995513636eba809abc23fb9
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SHA512
185f40df4e9435b71b0d0d2aee42302826b7e2bef4a3a3c0010b7e8c1cfd5e634b6006b315f26c8e9fea7a200ca5d455acb8f04b6f54e6cd7482aeb38e680391
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhF0W:zCsanOtEvwDpjg
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_e967986ddeb835668ca39abc4e9b53b2_cryptolocker
Files
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2024-02-04_e967986ddeb835668ca39abc4e9b53b2_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