Behavioral task
behavioral1
Sample
2024-02-24_575b30346fceb5b2012b717d6230ca26_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_575b30346fceb5b2012b717d6230ca26_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_575b30346fceb5b2012b717d6230ca26_cryptolocker
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Size
62KB
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MD5
575b30346fceb5b2012b717d6230ca26
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SHA1
bf8f83f9703aa8ea2fc3f5b094b9ef809ffb0798
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SHA256
123e1cd160e76c1754d0f3e3b8b3070b772c481b69855622319a4d33c56387c4
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SHA512
557592f96dfebd05c9c57da4418af51e3d0290e09553a86b7b01edbab4cc136b05be0162380522b99e9516c1c734d9152219ee5142ed2a8a407580ae12241b2c
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVOQ:zj+soPSMOtEvwDpj4kpmeLmnx
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 2024-02-24_575b30346fceb5b2012b717d6230ca26_cryptolocker
Files
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2024-02-24_575b30346fceb5b2012b717d6230ca26_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