Behavioral task
behavioral1
Sample
2024-02-03_4b0e269ce1e32f380353dc94d0555b8d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_4b0e269ce1e32f380353dc94d0555b8d_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_4b0e269ce1e32f380353dc94d0555b8d_cryptolocker
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Size
78KB
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MD5
4b0e269ce1e32f380353dc94d0555b8d
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SHA1
6d26ac6db6f7c0d55178f5bbea65ba616c6dd4e5
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SHA256
5bcc48cdc3fee2788a41979985153a5cda4e51285e8711bea96fbbf2e84488a8
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SHA512
60510bf704c4641bc76f1979d44f163db5eb4e83195968ee1c5a4aca63f97a080508059e94c2df77a8ee6aec6a4b6c2f2c471d5f28051ab9033506191ccdcce1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QA:zCsanOtEvwDpjk
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 2024-02-03_4b0e269ce1e32f380353dc94d0555b8d_cryptolocker
Files
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2024-02-03_4b0e269ce1e32f380353dc94d0555b8d_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