Behavioral task
behavioral1
Sample
2024-05-04_075ce379c76bb2538ef993eb54fd7954_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_075ce379c76bb2538ef993eb54fd7954_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_075ce379c76bb2538ef993eb54fd7954_cryptolocker
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Size
66KB
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MD5
075ce379c76bb2538ef993eb54fd7954
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SHA1
3f6c75290d0d178ceb889805d74f68d41ab39213
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SHA256
9b517e6a9450ee793dc018e9379996556c97947f94f37adbdad80c31f0e91ee0
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SHA512
9b43718c384c2c9cf47210dae9aecce48127fa1e9f6dc55088aace1d8a0073ce77c8e9b4a04800cb458eab666c36a7c7ae5ab32474ab8a5b588ae18e329eb981
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Bq:zj+soPSMOtEvwDpj4kpmeLmQ/q
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 2024-05-04_075ce379c76bb2538ef993eb54fd7954_cryptolocker
Files
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2024-05-04_075ce379c76bb2538ef993eb54fd7954_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