Behavioral task
behavioral1
Sample
2024-06-02_1d8b9f3be5241315a9bd596c1ee5a0c2_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-02_1d8b9f3be5241315a9bd596c1ee5a0c2_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-02_1d8b9f3be5241315a9bd596c1ee5a0c2_cryptolocker
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Size
57KB
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MD5
1d8b9f3be5241315a9bd596c1ee5a0c2
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SHA1
76de091e29c0a05cdcfcaf2c323fe896f9a44a49
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SHA256
8c91f55e8b92bc1416cd4e756c354f2c6633b689b2bdce84e057384a71a4ca33
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SHA512
eb270bc4ba9b446e7d72345af0b82d1d5702a477496dd4af1b978805d818332122387cfa79978f4f3646c65b4311d7218445d712e8b4b704eb8d921f21ba0fa7
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzs:bP9g/xtCS3Dxx0ns
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-02_1d8b9f3be5241315a9bd596c1ee5a0c2_cryptolocker
Files
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2024-06-02_1d8b9f3be5241315a9bd596c1ee5a0c2_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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