Behavioral task
behavioral1
Sample
2024-05-05_1b4c83b17c514c124f9fa2d3a1bd15f1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-05_1b4c83b17c514c124f9fa2d3a1bd15f1_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-05_1b4c83b17c514c124f9fa2d3a1bd15f1_cryptolocker
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Size
93KB
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MD5
1b4c83b17c514c124f9fa2d3a1bd15f1
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SHA1
d8c0b2ef70acbbb90dc47190be426352f2ad7e95
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SHA256
5d928707bfab628841cfff46052d1151121339dc556d2ca1a2c6c89575c2da05
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SHA512
f7ff385926681e9db4184b17545f65f6f589a95713eab001f83a99f4b9941c8407ce50e510fc9e508741ff364adc285d6b16331a6e336850f6c628725e3353b7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/d:zCsanOtEvwDpjBd
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 2024-05-05_1b4c83b17c514c124f9fa2d3a1bd15f1_cryptolocker
Files
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2024-05-05_1b4c83b17c514c124f9fa2d3a1bd15f1_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