Behavioral task
behavioral1
Sample
2024-04-11_c87fc30ad61af3579d0075867b06f218_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-11_c87fc30ad61af3579d0075867b06f218_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_c87fc30ad61af3579d0075867b06f218_cryptolocker
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Size
84KB
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MD5
c87fc30ad61af3579d0075867b06f218
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SHA1
e618019494b090aa9b245830e3a17141d021686a
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SHA256
a81724a4a9055c4827d0cf5e1694515c587e2a33ec5151cf35ebf1f85249ef73
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SHA512
6afc17c26c9c6144c251fefaddfa5c325107cca39f1362e0ad517b9ca2a651cfcad1781fd004dea96a1e049aab8d60b23aca5190d06d199db9add3c849bc8b7b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5Ri:T6a+rdOOtEvwDpjND
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 2024-04-11_c87fc30ad61af3579d0075867b06f218_cryptolocker
Files
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2024-04-11_c87fc30ad61af3579d0075867b06f218_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