Behavioral task
behavioral1
Sample
2024-03-25_85ecd71a7f77546a79684b1a414d6380_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_85ecd71a7f77546a79684b1a414d6380_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_85ecd71a7f77546a79684b1a414d6380_cryptolocker
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Size
61KB
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MD5
85ecd71a7f77546a79684b1a414d6380
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SHA1
d2662a860704bc35c57cfb4150ef2522677c5a14
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SHA256
e3daefeb97b13ba1e1777231e8ebc990b8047e7c4d212737a0a39e806f58bd00
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SHA512
7dd82a89927e2efb1f5b975a9fcf6dbf595c52e9d9d554102afbb7fd716dcd31d61e13531916dc652c8c5870d8352a9c6f3a9f80deed1c36e713753ebe0214c8
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jK+:P8mnK6QFElP6n+gymddpMOtEvwDpjY0
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 2024-03-25_85ecd71a7f77546a79684b1a414d6380_cryptolocker
Files
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2024-03-25_85ecd71a7f77546a79684b1a414d6380_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