Behavioral task
behavioral1
Sample
2024-04-04_1f19316634d242c95a7f9475cb9a32ad_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-04_1f19316634d242c95a7f9475cb9a32ad_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-04_1f19316634d242c95a7f9475cb9a32ad_cryptolocker
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Size
96KB
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MD5
1f19316634d242c95a7f9475cb9a32ad
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SHA1
7ef44d85a63b533934b62cded1222d0fc23d3dc8
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SHA256
d1efd819185e0377a49324f5c5e80b9f2ac893225d022332ab52a4884d400622
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SHA512
d61394130729bbb259e8cd4b985b643df1ddc6121f10c59d5ae5a103659c76a283f4337a69eaf43e61ae692109113c878621f50b42f0a3b2725cf532f14c6289
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BN:z6a+CdOOtEvwDpjc/
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 2024-04-04_1f19316634d242c95a7f9475cb9a32ad_cryptolocker
Files
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2024-04-04_1f19316634d242c95a7f9475cb9a32ad_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