Behavioral task
behavioral1
Sample
2024-01-28_4b64eb09eff04a3e18175c108d1ba15b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_4b64eb09eff04a3e18175c108d1ba15b_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_4b64eb09eff04a3e18175c108d1ba15b_cryptolocker
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Size
62KB
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MD5
4b64eb09eff04a3e18175c108d1ba15b
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SHA1
69f271b601a15afd9c65f000ef1d626b5577a070
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SHA256
f8f41e7860a861f511effb5a8f20b0fec9f406397fa69a76c3dc849cfd3ff014
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SHA512
766c7f9227ea78024a101bee5bdacbe900579fcf36c2de3790295fffb0962e5c9af679f544d4281f4e065e5b331ee880623c93582ca1b2973b2354108378b7ff
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAor:1nK6a+qdOOtEvwDpjV
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 2024-01-28_4b64eb09eff04a3e18175c108d1ba15b_cryptolocker
Files
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2024-01-28_4b64eb09eff04a3e18175c108d1ba15b_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