Behavioral task
behavioral1
Sample
2024-04-20_55ab611f62f529fbc7ecb9a4f6378d76_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-20_55ab611f62f529fbc7ecb9a4f6378d76_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-20_55ab611f62f529fbc7ecb9a4f6378d76_cryptolocker
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Size
84KB
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MD5
55ab611f62f529fbc7ecb9a4f6378d76
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SHA1
70f2cbb93ca91da2821263f2cec81ff9b8d5f6cd
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SHA256
7aa3ebf1478cf1cb1a4c02522c98b1f8ec9f001da8a44daf9475fe75b74c7518
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SHA512
3db15661d2c1823cfb62aac19f8e818e5db175f9fe86ee72737308265a224462902b698fb6f8909167241cb76abdd4a93dba45666e6c72d1242853b43224ed3f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nml:zCsanOtEvwDpj0
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 2024-04-20_55ab611f62f529fbc7ecb9a4f6378d76_cryptolocker
Files
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2024-04-20_55ab611f62f529fbc7ecb9a4f6378d76_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