Behavioral task
behavioral1
Sample
2024-03-09_5e8f1449c5c70049671672c34d3d67d6_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-09_5e8f1449c5c70049671672c34d3d67d6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-09_5e8f1449c5c70049671672c34d3d67d6_cryptolocker
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Size
80KB
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MD5
5e8f1449c5c70049671672c34d3d67d6
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SHA1
680b3a370da6f0582cc984e52c3dcdaddcb112b8
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SHA256
490c4abb693476470fa45ae82af52f56e0fa38eefeece1bd6736da9cc77fe56c
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SHA512
e5698e3773b80156239a0ff2b5e82be7071e9d74141554a9aeb2aa752408f2b42140e015435eecf8aa113987d168f8e6865a40376b1f2e2a7af58cf29627caa4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1Z: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 2024-03-09_5e8f1449c5c70049671672c34d3d67d6_cryptolocker
Files
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2024-03-09_5e8f1449c5c70049671672c34d3d67d6_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