Behavioral task
behavioral1
Sample
2024-02-27_105495769d3ac1da58d3e6b19c9e5be9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-27_105495769d3ac1da58d3e6b19c9e5be9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-27_105495769d3ac1da58d3e6b19c9e5be9_cryptolocker
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Size
82KB
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MD5
105495769d3ac1da58d3e6b19c9e5be9
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SHA1
453afd8a9e177fb05652fee3ef7aa4e031205e47
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SHA256
bed6d7ce21e536d50e6c4c50e664c20bb2db22563209ab24297624a682004006
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SHA512
1d00d492f4afaa7ffcabb21390db5de16c30ab439d10541a84fb047efee5eb0ac7338bb7860bdeeeb17423292aee5bba10de91f7297efd0a1d3602cbed5c5d3b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7v0S:T6a+rdOOtEvwDpjNb
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 2024-02-27_105495769d3ac1da58d3e6b19c9e5be9_cryptolocker
Files
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2024-02-27_105495769d3ac1da58d3e6b19c9e5be9_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