Behavioral task
behavioral1
Sample
2024-02-14_9aa8b8e7dcecaa44a1c02f1c9a345cce_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_9aa8b8e7dcecaa44a1c02f1c9a345cce_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_9aa8b8e7dcecaa44a1c02f1c9a345cce_cryptolocker
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Size
80KB
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MD5
9aa8b8e7dcecaa44a1c02f1c9a345cce
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SHA1
18e93b6eccb15eb6a852ab2114f25648e516e36f
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SHA256
aac3d72266871066da00809af19761862ee939e892d580b6f4cbe979b83489b6
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SHA512
754be6bf0c401d9e890fa18942abd9d9e2d5869a1521dbda16024a6788af7839f8dc00806ac3d7af09a1b429be01848038b1d5c2c5c249982085beaaa07883c1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS15R: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 2024-02-14_9aa8b8e7dcecaa44a1c02f1c9a345cce_cryptolocker
Files
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2024-02-14_9aa8b8e7dcecaa44a1c02f1c9a345cce_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