Behavioral task
behavioral1
Sample
2024-02-19_2de52152912ca2e278e83b3ac19a4a00_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-19_2de52152912ca2e278e83b3ac19a4a00_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_2de52152912ca2e278e83b3ac19a4a00_cryptolocker
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Size
55KB
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MD5
2de52152912ca2e278e83b3ac19a4a00
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SHA1
d7771b3467bda870f6748097659e15a166ea9399
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SHA256
925938f04f85c99ff454f6381468ea61d9b1f03d5b4ad16ddbea8961142a6469
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SHA512
827c972eb2bd4942b8852aa17317fc42c9a554c12309126371f8aafab588ceaa6158d2015de584fb73ae575c9f041149b1acf36dac480084e0a16475d8e28fdc
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axclk:z6QFElP6n+gKmddpMOtEvwDpj9aYaCk
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_2de52152912ca2e278e83b3ac19a4a00_cryptolocker
Files
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2024-02-19_2de52152912ca2e278e83b3ac19a4a00_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_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