Behavioral task
behavioral1
Sample
2024-02-29_3542942aa5c64465e39b3a060a3f747a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_3542942aa5c64465e39b3a060a3f747a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_3542942aa5c64465e39b3a060a3f747a_cryptolocker
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Size
63KB
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MD5
3542942aa5c64465e39b3a060a3f747a
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SHA1
8d549a1db6c01a98c7cf107f827e33dd96eb7870
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SHA256
e150ba5f27b0bedbace130f108f2d8cbd8b12b219e36441f5d28dcffa4871941
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SHA512
778af449638c07b00a6e800accadc59e957a2735eb547bca816af6c12272c96fe53c69ef875c05aed1f4b67e38d733d4515d3e4192e496e072e8494f19423629
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kY:zj+soPSMOtEvwDpj4kpmeLmQY
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 2024-02-29_3542942aa5c64465e39b3a060a3f747a_cryptolocker
Files
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2024-02-29_3542942aa5c64465e39b3a060a3f747a_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