Behavioral task
behavioral1
Sample
2024-03-26_5fe44957cb32b0a30ed9652f66d3fb2e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_5fe44957cb32b0a30ed9652f66d3fb2e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_5fe44957cb32b0a30ed9652f66d3fb2e_cryptolocker
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Size
82KB
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MD5
5fe44957cb32b0a30ed9652f66d3fb2e
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SHA1
9131c14c96b39cf9f573b19e76fc35718b5ba73a
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SHA256
1ececf96b31d9807bb74046b5b918ad960afb62bd6f2a54e6f5c7355714ba3a0
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SHA512
f4d297f04f8f8bf105d7b5c3aaa7541764f8fa560ab0696703e8f36b8c1f9cb62e0a9e229ebb982d187cd05652063834b9d70d94236664d8d3ea3c17575af830
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1j:zCsanOtEvwDpjJ
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 2024-03-26_5fe44957cb32b0a30ed9652f66d3fb2e_cryptolocker
Files
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2024-03-26_5fe44957cb32b0a30ed9652f66d3fb2e_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