Behavioral task
behavioral1
Sample
2024-02-21_b061807ae05fd4e12a4df325d435a623_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_b061807ae05fd4e12a4df325d435a623_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-21_b061807ae05fd4e12a4df325d435a623_cryptolocker
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Size
62KB
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MD5
b061807ae05fd4e12a4df325d435a623
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SHA1
9d7566a90a08050728b13427288aa682caa2d0a8
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SHA256
55044e8d0939ebee0fefd739ac108bbd6076753deb3fe1ec9d67354f1cd97797
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SHA512
cbf6a531e869b246508015c095e0465de3ddbb517afb5ce5013fd9c415058382e963af0d048342227dd57fa427efa78678e2d68c034650d4d00e25bce8ade624
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY1HWx2V:1nK6a+qdOOtEvwDpjq
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 2024-02-21_b061807ae05fd4e12a4df325d435a623_cryptolocker
Files
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2024-02-21_b061807ae05fd4e12a4df325d435a623_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE