Behavioral task
behavioral1
Sample
2024-04-19_642800b04fea5f9b53b992a0cb49dddc_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-19_642800b04fea5f9b53b992a0cb49dddc_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_642800b04fea5f9b53b992a0cb49dddc_cryptolocker
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Size
51KB
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MD5
642800b04fea5f9b53b992a0cb49dddc
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SHA1
8bca430e94fddb5b7307729fa63e50caeb6f35e4
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SHA256
a069fe513438407147e2438426b9ef30d4dae515e84e868129bd769e884895c9
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SHA512
863d0c50c26411f6a13079291710b5f7b71809d1702fcb43450533e3dc57852f4807e7cc237d3f742303ad12549dc60ee955c979c7d8f56feb1e103987080c93
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOC:z6QFElP6n+gKmddpMOtEvwDpj31iC
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 2024-04-19_642800b04fea5f9b53b992a0cb49dddc_cryptolocker
Files
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2024-04-19_642800b04fea5f9b53b992a0cb49dddc_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_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