Behavioral task
behavioral1
Sample
2024-06-07_937dbf1ecf4dbe9c1218a03cd54634b9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-07_937dbf1ecf4dbe9c1218a03cd54634b9_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-07_937dbf1ecf4dbe9c1218a03cd54634b9_cryptolocker
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Size
57KB
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MD5
937dbf1ecf4dbe9c1218a03cd54634b9
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SHA1
69068ae1bdedfceed9ba44c487ae93b7f6bda536
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SHA256
42b67ecca5b60badd0f3d78cb6fe738e5852764a4361d291a0a779ed06c93c34
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SHA512
474bf39473331b12f1575bb3fc8d27a7b928e095e1be6abfbf1714d8332a641fc3fc7beca95a3dda0ec696aa096bf46d5150ff0b5ab60c7702a3346731315776
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgcM:bP9g/xtCS3Dxx0h
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 2024-06-07_937dbf1ecf4dbe9c1218a03cd54634b9_cryptolocker
Files
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2024-06-07_937dbf1ecf4dbe9c1218a03cd54634b9_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