Behavioral task
behavioral1
Sample
2024-02-04_3f369a3914088452ceb8bf793214720f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_3f369a3914088452ceb8bf793214720f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_3f369a3914088452ceb8bf793214720f_cryptolocker
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Size
106KB
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MD5
3f369a3914088452ceb8bf793214720f
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SHA1
148cfe4730500282c4d8b869e55989eb956eb3cd
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SHA256
cf23ae2c1ee5fceb0bbb5a891d8fc8e9b15163aa3069db93fd98fdbcd41a85f3
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SHA512
d37679b3ed89edcd61effa5ae4953bf0377fdcc728f0ff880effe354fd8801ac12db8ee490da07df7f439c3debae693845326416a807c929f3ed2ebe1a3aeefe
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfO:1nK6a+qdOOtEvwDpji
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 2024-02-04_3f369a3914088452ceb8bf793214720f_cryptolocker
Files
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2024-02-04_3f369a3914088452ceb8bf793214720f_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