Behavioral task
behavioral1
Sample
2024-01-24_655562d7edc2aa6c9ea247ba8f7e8094_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_655562d7edc2aa6c9ea247ba8f7e8094_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_655562d7edc2aa6c9ea247ba8f7e8094_cryptolocker
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Size
78KB
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MD5
655562d7edc2aa6c9ea247ba8f7e8094
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SHA1
3081b8017c3a1d9e4455f887d51901bd0ffb0273
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SHA256
73c41bf227418085e0537d59ccee6ed3d14eeb5106042c88ee47ae0d4af1ce3c
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SHA512
0ebd42e2bfbae2f4e4a80394ade0b02ed5368f9ad89622d9387fdb6fd21993fc0299ba05b6eaff36acdc29f69c81d64015c264ff5af8bedd3a4d5a171ca247b4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyhuB:zCsanOtEvwDpj1
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 2024-01-24_655562d7edc2aa6c9ea247ba8f7e8094_cryptolocker
Files
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2024-01-24_655562d7edc2aa6c9ea247ba8f7e8094_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