Behavioral task
behavioral1
Sample
2024-04-16_c25be689b478b75f763fc85925060689_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_c25be689b478b75f763fc85925060689_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_c25be689b478b75f763fc85925060689_cryptolocker
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Size
87KB
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MD5
c25be689b478b75f763fc85925060689
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SHA1
d081987498c40751beb2ebfacc1f1d2e5eff9d64
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SHA256
3601d519e7165e72c87e71e0bf1aa6f285c7f2853a9b64c334a60b023c3d023b
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SHA512
21b3d7eeb388699100eb66690a0da5b07fca347285b9ca60cb7119476b98c128399a841356d3e46991d84b12e85372e4ded149d1a5ce9b312cfb81c400410fe5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tybk:zCsanOtEvwDpjJ
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 2024-04-16_c25be689b478b75f763fc85925060689_cryptolocker
Files
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2024-04-16_c25be689b478b75f763fc85925060689_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