Behavioral task
behavioral1
Sample
2024-04-28_b5a66d9179bba5b5edc54aff900d3959_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-28_b5a66d9179bba5b5edc54aff900d3959_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_b5a66d9179bba5b5edc54aff900d3959_cryptolocker
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Size
66KB
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MD5
b5a66d9179bba5b5edc54aff900d3959
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SHA1
33cd04e987ff7a67dd1b467efa18f805240feb9f
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SHA256
69d36bbe961d5c986f8382ba0e676f31ae8e19b003e3ddd5b9e57713cfe23afb
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SHA512
3c33b80ad20a8b49b7ef6af9a16a43e7283fa04b38226e02308fc68e92486b6a31e1182873d53c6181970fd7dce6fa8eacf501722e0e0323a0885c051ab5ef63
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyPn:1nK6a+qdOOtEvwDpj0
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 2024-04-28_b5a66d9179bba5b5edc54aff900d3959_cryptolocker
Files
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2024-04-28_b5a66d9179bba5b5edc54aff900d3959_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