Behavioral task
behavioral1
Sample
2024-02-17_fc1d0bfc5e6c7fc230895b7d121da261_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_fc1d0bfc5e6c7fc230895b7d121da261_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_fc1d0bfc5e6c7fc230895b7d121da261_cryptolocker
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Size
79KB
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MD5
fc1d0bfc5e6c7fc230895b7d121da261
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SHA1
ccd24403932c607e39a3fcc12e4a8b4d4f75e46d
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SHA256
130f01b147f68101ae4e64732b5c20a9bd0707766c35b1410dd504c962ca92f6
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SHA512
3b0a2329527c9db449a94b930bbc9de790ddde523619ee8806167a3c88e44ad9ec456c2c4cd11de87bae35a02f73c5e194ba4df1b240410aa9ced9fb589cf9d6
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q2:zCsanOtEvwDpja
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 2024-02-17_fc1d0bfc5e6c7fc230895b7d121da261_cryptolocker
Files
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2024-02-17_fc1d0bfc5e6c7fc230895b7d121da261_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