Behavioral task
behavioral1
Sample
2024-05-17_50403ebb637b726b59285a949267515b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-17_50403ebb637b726b59285a949267515b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-17_50403ebb637b726b59285a949267515b_cryptolocker
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Size
81KB
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MD5
50403ebb637b726b59285a949267515b
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SHA1
8eb2161287d4ef4b89bf7f5e0b8beba4fe61688e
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SHA256
1dee998eb96e1bd47d0eb251a1a62818c5c4104caa368b66de0b66f9f406b05a
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SHA512
6d2257f353d60fb9f0e1983a1c4e1db7d093226cb00b3f9a1ad013b73e6ab608a68c7d8bc25736ddfdb957a7bffbefd86db9ef2a3c17238393feb6b7a6ba8949
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpI: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 2024-05-17_50403ebb637b726b59285a949267515b_cryptolocker
Files
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2024-05-17_50403ebb637b726b59285a949267515b_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