Behavioral task
behavioral1
Sample
2024-05-21_8d13f38a3968e718ff0dd242462bc691_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-21_8d13f38a3968e718ff0dd242462bc691_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_8d13f38a3968e718ff0dd242462bc691_cryptolocker
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Size
118KB
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MD5
8d13f38a3968e718ff0dd242462bc691
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SHA1
b03216166eea21de36023c9b9f1947edd1523c28
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SHA256
4c9aa211ee9eb5681b853337350e0c605ba0ac028a8427c0f8ebcb616420dc87
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SHA512
2c18652c708d263c7c13b42be58a09351bb27ce0874424bb9e5133da580d414a922f86edf8e0bae4827eaa8889357df3e350828444c5bb52e01ec2a13ab6a87b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01d:z6a+CdOOtEvwDpjczv
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 2024-05-21_8d13f38a3968e718ff0dd242462bc691_cryptolocker
Files
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2024-05-21_8d13f38a3968e718ff0dd242462bc691_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_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