Behavioral task
behavioral1
Sample
2024-02-25_df453134c9c394ed2af50e701f0735b3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_df453134c9c394ed2af50e701f0735b3_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_df453134c9c394ed2af50e701f0735b3_cryptolocker
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Size
91KB
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MD5
df453134c9c394ed2af50e701f0735b3
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SHA1
ef257fe45a21d6b981c8550bc5ced6ba1b748c40
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SHA256
6de0b3faa78cb867abf42e8967a3c1320c10717e1a10096c8cb4b19b893a52d5
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SHA512
1225097478a0d3000c9e3103a14b9c59d80c3434e237d237ec185afe8e85e7bda12a29a616eeffa40d48f4a531f8ed8ffb165ac4d89d71cc55270c09ff914c9a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UvG:zCsanOtEvwDpjj
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 2024-02-25_df453134c9c394ed2af50e701f0735b3_cryptolocker
Files
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2024-02-25_df453134c9c394ed2af50e701f0735b3_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