Behavioral task
behavioral1
Sample
2024-04-19_f238af738d845e9d68eb4d34a09d2457_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-19_f238af738d845e9d68eb4d34a09d2457_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_f238af738d845e9d68eb4d34a09d2457_cryptolocker
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Size
96KB
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MD5
f238af738d845e9d68eb4d34a09d2457
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SHA1
f302452566e882af72cd693398d164161940702a
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SHA256
2e687ae822fcc476ed32ec3a545cc5daf4b06c725becbd557d8466ea571c2c30
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SHA512
623cddfbad417d1ed1c728e1ce4ea1f9ea7e593e9bff6bfafe42deefe8d344e41020294a4b6bb21695a1c3666a962f41c7150f9eedc5810f9e2fe2769d24244d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bDB:zCsanOtEvwDpjBB
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_f238af738d845e9d68eb4d34a09d2457_cryptolocker
Files
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2024-04-19_f238af738d845e9d68eb4d34a09d2457_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