Behavioral task
behavioral1
Sample
2024-02-03_0247d042230d4eafbd01db3cf58e0805_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_0247d042230d4eafbd01db3cf58e0805_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_0247d042230d4eafbd01db3cf58e0805_cryptolocker
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Size
107KB
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MD5
0247d042230d4eafbd01db3cf58e0805
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SHA1
91ec7222be49cfe7e9a9da86e2aae5d6728896f8
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SHA256
57d9fa1b588c2d7f49d8c93f524986abeefd774371570c2c394f2a808ef3d5ae
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SHA512
2f766cd4b4ce68edaed32c5f931d8a9aed80c5c96dd49a0ead29cc0cdbe6dc51b8b5b3453690a46b0c13a905443691b6bea1391bb4a2f22f9fd11a323d9878b4
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEmS:1nK6a+qdOOtEvwDpjz
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 2024-02-03_0247d042230d4eafbd01db3cf58e0805_cryptolocker
Files
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2024-02-03_0247d042230d4eafbd01db3cf58e0805_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE