Behavioral task
behavioral1
Sample
2024-04-22_a20adb10245dfb467672d138aa3a69b9_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-22_a20adb10245dfb467672d138aa3a69b9_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_a20adb10245dfb467672d138aa3a69b9_cryptolocker
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Size
96KB
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MD5
a20adb10245dfb467672d138aa3a69b9
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SHA1
08cb16b1a8c9c0cc2e190f65a89c0ecccb59b4d6
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SHA256
ca27db778cfa2a714ca55ed37d94c0df05d39638e982db108da513887089b3f3
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SHA512
088356b9f9909596287c87c9dd57a8b9aac2500fbbc0d99b5aa6ae43b8adf7f07987c09c02bf3aee2b97b1da2cdc71208068ace5ed5f45aab1f51e8040305174
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bql:zCsanOtEvwDpjBY
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 2024-04-22_a20adb10245dfb467672d138aa3a69b9_cryptolocker
Files
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2024-04-22_a20adb10245dfb467672d138aa3a69b9_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