Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_2dc636cbc77ec6d53da796db8a79f0d5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_2dc636cbc77ec6d53da796db8a79f0d5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_2dc636cbc77ec6d53da796db8a79f0d5_cryptolocker
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Size
98KB
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MD5
2dc636cbc77ec6d53da796db8a79f0d5
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SHA1
c39a0734f83c2eeeffaa3abe3e79ef2768f542d5
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SHA256
05de18e21d343b72d29a946c53dbcc0ccbc6b2e6ed8ad0de22799b7abd912844
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SHA512
18703394d570497c9c90117d9fb3f5d5dda8e2d74640dbf1c50e8d8ab58da3ccf4ee0c9546847d571d31baa57ed609c75177ead8ca2ef7402dbb749bf9fc4c2f
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJvfT3XaF5BXW:xj+VGMOtEvwDpjubwQEIiVmkfXmBm
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-08_2dc636cbc77ec6d53da796db8a79f0d5_cryptolocker
Files
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2024-04-08_2dc636cbc77ec6d53da796db8a79f0d5_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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