Behavioral task
behavioral1
Sample
2024-04-25_99dc940a087bad92abc36352b3167939_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-25_99dc940a087bad92abc36352b3167939_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_99dc940a087bad92abc36352b3167939_cryptolocker
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Size
55KB
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MD5
99dc940a087bad92abc36352b3167939
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SHA1
40898ad18d4ff9518c8fb633d7d5b9bf8f6f71c8
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SHA256
cd079697f42256d0c524bf02fae94ac53b172ca1c59e47ef2b85a85d657e9cdc
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SHA512
51861f8493a610394c11d3bc01d4544a23a2334a015e3a17d6789d1fba806dad8747604a61a2ddaa743b11bf72435c772a2ed5c6d722aaf90d0fc37cb1a7fb76
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNi:bP9g/xtCS3Dxx01
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 2024-04-25_99dc940a087bad92abc36352b3167939_cryptolocker
Files
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2024-04-25_99dc940a087bad92abc36352b3167939_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