Behavioral task
behavioral1
Sample
2024-02-22_2e040d51101fdb7e0c85d2d1ea180331_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_2e040d51101fdb7e0c85d2d1ea180331_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_2e040d51101fdb7e0c85d2d1ea180331_cryptolocker
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Size
71KB
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MD5
2e040d51101fdb7e0c85d2d1ea180331
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SHA1
ffce8a24976f1c01af1c76653d54041de143f1ac
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SHA256
e45edc90b710f42f25a3b7ec145942773430f3106fe6335bfd9e00bc659bd331
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SHA512
80dc60dd7b600d5f2eff200bc4f5c6f177cda82cf437e78b08712efc2b99930791ef79dcf84acb6bd1ca630078c3e0aa8c224d1a65ed461bc24b97aebca0d382
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal8O:1nK6a+qdOOtEvwDpjY
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 2024-02-22_2e040d51101fdb7e0c85d2d1ea180331_cryptolocker
Files
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2024-02-22_2e040d51101fdb7e0c85d2d1ea180331_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