Behavioral task
behavioral1
Sample
2024-02-19_e711bf4d9eaf4bbefb3a1f9578b98115_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_e711bf4d9eaf4bbefb3a1f9578b98115_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_e711bf4d9eaf4bbefb3a1f9578b98115_cryptolocker
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Size
66KB
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MD5
e711bf4d9eaf4bbefb3a1f9578b98115
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SHA1
64e6e1d8a072ea3fc896764480c4f393b0921e60
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SHA256
040d8c7e065c9ddc4b4b990ed7299891ad2cd083792b1e2482754205a2b576e7
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SHA512
f925de40918953af42f7cec1e6bb834197c21a5a0e593bcb9b051969b821bb426db1acd74b1508c5cc24153c37425bb5382541707a058c9d259c2a8d93523666
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1F/:T6a+rdOOtEvwDpjNf
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 2024-02-19_e711bf4d9eaf4bbefb3a1f9578b98115_cryptolocker
Files
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2024-02-19_e711bf4d9eaf4bbefb3a1f9578b98115_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE