Behavioral task
behavioral1
Sample
2024-04-26_9a0ccfb697e2bd83602298f97753609b_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-26_9a0ccfb697e2bd83602298f97753609b_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_9a0ccfb697e2bd83602298f97753609b_cryptolocker
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Size
80KB
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MD5
9a0ccfb697e2bd83602298f97753609b
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SHA1
f141133de67dd62d4322368312a5eeeb1ec51043
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SHA256
18e6b0c0cae1c14dfebe210102ec2e5d8a50d1529de010079b512096bd1c770e
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SHA512
99cc59d8d11fc03e8a78b74a2beb7dce4c5346dea22e772773255976fe15ec80528577f0b5cb7b4aadf21e4fc72eb81f60454ad40108452771a842a393006498
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd+:T6a+rdOOtEvwDpjNtk
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 2024-04-26_9a0ccfb697e2bd83602298f97753609b_cryptolocker
Files
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2024-04-26_9a0ccfb697e2bd83602298f97753609b_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