Behavioral task
behavioral1
Sample
2024-03-11_fe1c0dffa2364c616f81e56a98fe8a0f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_fe1c0dffa2364c616f81e56a98fe8a0f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_fe1c0dffa2364c616f81e56a98fe8a0f_cryptolocker
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Size
78KB
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MD5
fe1c0dffa2364c616f81e56a98fe8a0f
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SHA1
ac81adaf98cb9704ff8ded9e8299d912341deafa
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SHA256
2591a47ba2c6e81c7e1bc1f260c2a2c72a3ef71730e58daacb8f49d59ffc09f0
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SHA512
40d4d21270402217327bb357eef091e0afbfcc5040f6fd364752cc6dd085012b0a3ea1a5e2f5eaf5c071c4eb0ab6ac8a6564a6868d1a988cb7d453eccbe19079
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB7jS5:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyq
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 2024-03-11_fe1c0dffa2364c616f81e56a98fe8a0f_cryptolocker
Files
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2024-03-11_fe1c0dffa2364c616f81e56a98fe8a0f_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