Behavioral task
behavioral1
Sample
2024-04-16_307391f9593780ce0a2f50f751c5729a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_307391f9593780ce0a2f50f751c5729a_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_307391f9593780ce0a2f50f751c5729a_cryptolocker
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Size
87KB
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MD5
307391f9593780ce0a2f50f751c5729a
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SHA1
6c942044a24dc7e14d15024501ef475aade9cd7c
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SHA256
0c812dbbb7e45d11843c845c7af765c02384337c0de45380ff5c104e4351cd5c
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SHA512
efa1866360ca7997852da92361eafb33c4c027362cf557944ea2e8a1441f683ac858d8a1f43591a1cd86ca53a82d2b8d69717d060d5f4df60ecd10a243b055de
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tybH:zCsanOtEvwDpju
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 2024-04-16_307391f9593780ce0a2f50f751c5729a_cryptolocker
Files
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2024-04-16_307391f9593780ce0a2f50f751c5729a_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