Behavioral task
behavioral1
Sample
2024-03-12_d4b8900500dee3b6ed5f1d7d7d88222e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_d4b8900500dee3b6ed5f1d7d7d88222e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-12_d4b8900500dee3b6ed5f1d7d7d88222e_cryptolocker
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Size
105KB
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MD5
d4b8900500dee3b6ed5f1d7d7d88222e
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SHA1
d01a44b2e1b0be2801cd132da02a4f571c7ce5f6
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SHA256
2d50526c7a5076dacfcdef72841813f827e2bc2a7ae005680f2dc172a1dbce01
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SHA512
176a2c017b4af930b2ca190e40a78a912c949e14c655631f662b1f84fec1a3da820b1f690f5970d7783a24353970c74a14a84ecbb86055fd0eb66a04036cb407
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksY:1nK6a+qdOOtEvwDpjY
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 2024-03-12_d4b8900500dee3b6ed5f1d7d7d88222e_cryptolocker
Files
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2024-03-12_d4b8900500dee3b6ed5f1d7d7d88222e_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