Behavioral task
behavioral1
Sample
2024-02-18_7029698f9db6dfd2b9ae9aaa1d82d2a3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-18_7029698f9db6dfd2b9ae9aaa1d82d2a3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_7029698f9db6dfd2b9ae9aaa1d82d2a3_cryptolocker
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Size
83KB
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MD5
7029698f9db6dfd2b9ae9aaa1d82d2a3
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SHA1
20c0d6d767c12ebebd31092ae84bb619bc0faab2
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SHA256
d4d7765fb5c72760fa1689dfd7440faa416b4c3251d63a0f8bd103cd70ba224a
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SHA512
eca8ea456d4c910df3a19f1bd8c941fd9be3f4deef9bcad33f11148b5c83cf2c367763213ca3a430a1bf0b4a6f76605cae5cd4eda276d3443deb732fd4d19227
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1R:zCsanOtEvwDpjL
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 2024-02-18_7029698f9db6dfd2b9ae9aaa1d82d2a3_cryptolocker
Files
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2024-02-18_7029698f9db6dfd2b9ae9aaa1d82d2a3_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