Behavioral task
behavioral1
Sample
2024-04-26_d5fbd2ada22b4514dd85c101d75d1f06_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_d5fbd2ada22b4514dd85c101d75d1f06_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_d5fbd2ada22b4514dd85c101d75d1f06_cryptolocker
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Size
83KB
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MD5
d5fbd2ada22b4514dd85c101d75d1f06
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SHA1
8ab3a2c7203076952db6f7a3f7efdf8491941833
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SHA256
fec7d8685bc3b5ef86aa10216365d58f779d591d824d3f7f2a800317917fbc9b
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SHA512
8e5e47a39395f383d8c55eb47fb7247e8b2d7efc0e4f8e6e0fbfb2c4f82966aeafd5641b552d1bfe8d3c030233891d841e0ab636f43f4d82450d82513e8bef77
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS18:zCsanOtEvwDpjS
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 2024-04-26_d5fbd2ada22b4514dd85c101d75d1f06_cryptolocker
Files
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2024-04-26_d5fbd2ada22b4514dd85c101d75d1f06_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