Behavioral task
behavioral1
Sample
2024-02-14_3ca3fd6947cfb86b9f63ea6a669d85f3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_3ca3fd6947cfb86b9f63ea6a669d85f3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_3ca3fd6947cfb86b9f63ea6a669d85f3_cryptolocker
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Size
82KB
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MD5
3ca3fd6947cfb86b9f63ea6a669d85f3
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SHA1
a0c969d0f2a54060a0a632a82d80ea8c649c5443
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SHA256
2ecd43def676aefc48b05b87548abcd56b119a7858fd8ae9e320109adcd62341
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SHA512
0a20296499f85ccf091ca070eb021b5cf98247efcfb7681764b7233f6095b6d6ae18bd5d82c091d6fc236b5da09e4a9676ca0e9dedd0981e9693ebd88f6611db
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7t:T6a+rdOOtEvwDpjNh
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 2024-02-14_3ca3fd6947cfb86b9f63ea6a669d85f3_cryptolocker
Files
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2024-02-14_3ca3fd6947cfb86b9f63ea6a669d85f3_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