Behavioral task
behavioral1
Sample
2024-01-29_4a885ce0c84e85de601b022f238d105f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_4a885ce0c84e85de601b022f238d105f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_4a885ce0c84e85de601b022f238d105f_cryptolocker
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Size
93KB
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MD5
4a885ce0c84e85de601b022f238d105f
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SHA1
11ca0da54faf1d5af915062e90b70392671e380c
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SHA256
9c250daf9af6b23880bef8413f53c5227094c2527908231fa835adc901a83080
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SHA512
eba51a67f00739206713c5d92404044c597655ac7f16c71b3ad85f22dc974a29b40c9d7f9ee8633eea86def39f7c78e01fd77ef9b6167b6c10e066d9c0e76175
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDj9i4RRz:zCsanOtEvwDpjS
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 2024-01-29_4a885ce0c84e85de601b022f238d105f_cryptolocker
Files
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2024-01-29_4a885ce0c84e85de601b022f238d105f_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