Behavioral task
behavioral1
Sample
2024-01-28_4d57aad46ed5e709cd5c96e14181f05f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_4d57aad46ed5e709cd5c96e14181f05f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_4d57aad46ed5e709cd5c96e14181f05f_cryptolocker
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Size
55KB
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MD5
4d57aad46ed5e709cd5c96e14181f05f
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SHA1
fd43b79b879a5e8710c2cefa3e1651c3cc10bdfb
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SHA256
dc46f0615a2cc866c928a4ad94eb1256ac06ce9312c34e84d403462107b8b33b
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SHA512
028aea0bb97921410a843d66768c833577e300d5ed2fed55e3067c5bcbf45c1c840369999b84483e570f0609021c70797dc584a4cb9703147728ed03cdbceea3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpym8:zj+soPSMOtEvwDpj4yO
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 2024-01-28_4d57aad46ed5e709cd5c96e14181f05f_cryptolocker
Files
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2024-01-28_4d57aad46ed5e709cd5c96e14181f05f_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