Behavioral task
behavioral1
Sample
2024-03-07_734a28835cb6a9dc0d268f5715b07397_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_734a28835cb6a9dc0d268f5715b07397_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-07_734a28835cb6a9dc0d268f5715b07397_cryptolocker
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Size
77KB
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MD5
734a28835cb6a9dc0d268f5715b07397
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SHA1
80e8a3b26b43189d91c32dcf3439814978b4b145
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SHA256
db8e1b87d2f68a6c78bc7aeb1b9a97ba1f6a4e4d608e65b9cfa757e193946253
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SHA512
c7d30d58fc9957a8a66b6b8c7b2c25af54dd2282a5540d7d0127ffa0b724f61fb1cfa248b4d9fe91de63d4b6da493f86d9296fcacd5295f0c0482cd41aad471b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kych:zCsanOtEvwDpjf
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 2024-03-07_734a28835cb6a9dc0d268f5715b07397_cryptolocker
Files
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2024-03-07_734a28835cb6a9dc0d268f5715b07397_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