Behavioral task
behavioral1
Sample
2024-02-22_7855ad88fe0b6dfb0c3207de92ae138f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_7855ad88fe0b6dfb0c3207de92ae138f_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_7855ad88fe0b6dfb0c3207de92ae138f_cryptolocker
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Size
63KB
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MD5
7855ad88fe0b6dfb0c3207de92ae138f
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SHA1
d522a708e122fccdcc1cec7a6ff029d8d50d8677
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SHA256
366be9284d6f2f84ae16b359e129bf228dac02baa7a347edce6b2d5d365906b2
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SHA512
bc20105df453bfbefcd5bd8ae3d09b57cef507884cc64cb2a038c6a80c4643a7e3d1f1d4928c80c38dcc18e4488f777246c5b7f9c5dc8be6c5f7c1adcf98abae
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kaG:zj+soPSMOtEvwDpj4kpmeLmQ1
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 2024-02-22_7855ad88fe0b6dfb0c3207de92ae138f_cryptolocker
Files
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2024-02-22_7855ad88fe0b6dfb0c3207de92ae138f_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