Behavioral task
behavioral1
Sample
2024-05-15_86d5181c28d8fdc4f406ee69f25f5ad5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-15_86d5181c28d8fdc4f406ee69f25f5ad5_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-15_86d5181c28d8fdc4f406ee69f25f5ad5_cryptolocker
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Size
63KB
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MD5
86d5181c28d8fdc4f406ee69f25f5ad5
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SHA1
26f4408ceb21cc3768d3f698be9085f90e68aedc
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SHA256
40e4880a4da604e228aef6980ab6f9bbf8ccda7a4222c589fd41f1f18d7aa583
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SHA512
526cb556a4e3d0b330cf537895dc4160c8f9dfaae300579222510d86014627d103cc63ee1cb77440904ab2069b9802f7dda9bc8fe96039a6c46441c7dae19d0f
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYMzG:1nK6a+qdOOtEvwDpjI
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 2024-05-15_86d5181c28d8fdc4f406ee69f25f5ad5_cryptolocker
Files
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2024-05-15_86d5181c28d8fdc4f406ee69f25f5ad5_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