Behavioral task
behavioral1
Sample
2024-06-09_3f31d410bee7ea05699b4ab47e80f068_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-09_3f31d410bee7ea05699b4ab47e80f068_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-09_3f31d410bee7ea05699b4ab47e80f068_cryptolocker
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Size
85KB
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MD5
3f31d410bee7ea05699b4ab47e80f068
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SHA1
d93c718de6172cfce14c44dba0f134af7fc646d8
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SHA256
53cda2a96506693a40e1df61dce50e19049c1d55417881cc93d0ff00c1ebd836
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SHA512
424b03ec65910f1425a27e9d8e763f78337fd70ce9c7d00f4fb10c18023dde76512633d91220dcb7b188f3e5c06bb0f826788b52cea13e44909844dcd3734588
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1H:zCsanOtEvwDpj9
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 2024-06-09_3f31d410bee7ea05699b4ab47e80f068_cryptolocker
Files
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2024-06-09_3f31d410bee7ea05699b4ab47e80f068_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