Behavioral task
behavioral1
Sample
2024-03-26_bef0b1db98bfbbced0a48320aeb0baad_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_bef0b1db98bfbbced0a48320aeb0baad_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_bef0b1db98bfbbced0a48320aeb0baad_cryptolocker
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Size
105KB
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MD5
bef0b1db98bfbbced0a48320aeb0baad
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SHA1
0ee20e7bb65ff7ce9608c6d5a5649dd3d68022c3
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SHA256
debb2961e825f57b3c2ef706a24a9618bb7df2a8b1a455870c6e5e0d435cd5d6
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SHA512
b305d9f2e6732161b90a449900084bea897e894e1846fa9889de9e4fe03494077daf271cb8ba6522013439263629ae89767061c6ed5a4fc459f698f2bbac1fca
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksP:1nK6a+qdOOtEvwDpjP
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 2024-03-26_bef0b1db98bfbbced0a48320aeb0baad_cryptolocker
Files
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2024-03-26_bef0b1db98bfbbced0a48320aeb0baad_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