Behavioral task
behavioral1
Sample
2024-06-03_8c21a039caee74a2decb610cd4ea0d6f_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-03_8c21a039caee74a2decb610cd4ea0d6f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-03_8c21a039caee74a2decb610cd4ea0d6f_cryptolocker
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Size
79KB
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MD5
8c21a039caee74a2decb610cd4ea0d6f
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SHA1
f5e4cb19d6dd11bc1d3a5212de6f1f530815c20c
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SHA256
b64de8ded5c4d976c662126a2a7fa33bec45a4f5f009ccce3aefbb70eb9033a5
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SHA512
2f924da5ab9270b393313fbbfd94c70365fa2e972a3cc01d8fd8c3022e504a4dcd657ef08e08373ed7e0704d74b65649309ae71438ca7dc3c259648271d9d083
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1N:T6a+rdOOtEvwDpjNtHPK
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 2024-06-03_8c21a039caee74a2decb610cd4ea0d6f_cryptolocker
Files
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2024-06-03_8c21a039caee74a2decb610cd4ea0d6f_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