Behavioral task
behavioral1
Sample
2024-02-22_0931b5f09904746a53f5461abeb1f108_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_0931b5f09904746a53f5461abeb1f108_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_0931b5f09904746a53f5461abeb1f108_cryptolocker
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Size
109KB
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MD5
0931b5f09904746a53f5461abeb1f108
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SHA1
221c16e74b691230803ade4bca3a4fe9b76e133d
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SHA256
ef994202f24e1dafabd51d408733638f9633a8ef6ff4192535482bbffb351729
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SHA512
66156f415d2995704bc6c1dac620b8c50f7f981b88608087fd8d27d44e5d38e6da4eea42578cf723e4b7cbf1f49340bad243275882f2f9f18c10946c4dca528f
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg6oM:z6a+CdOOtEvwDpjczg
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 2024-02-22_0931b5f09904746a53f5461abeb1f108_cryptolocker
Files
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2024-02-22_0931b5f09904746a53f5461abeb1f108_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_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