Behavioral task
behavioral1
Sample
2024-03-11_bcae94f5814cc6f6a5a3a9c3b1471eb4_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-11_bcae94f5814cc6f6a5a3a9c3b1471eb4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_bcae94f5814cc6f6a5a3a9c3b1471eb4_cryptolocker
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Size
71KB
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MD5
bcae94f5814cc6f6a5a3a9c3b1471eb4
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SHA1
245ccecba31d07602a6ab20a81b4aa8b8a9497f7
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SHA256
d82e5c89319e2ae3ddc4350fd08c5e99de59e4ae76be84b20205718ac6866b98
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SHA512
c698c3e1ff8bcaa7992160dbf529ad379d71d8ce41cde716d293bcfe1e204e081c8bce4754a4c72a75247b862f344ed0db876bd3c0f2353837c831941dc6dff8
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal3Sq:1nK6a+qdOOtEvwDpj8v
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 2024-03-11_bcae94f5814cc6f6a5a3a9c3b1471eb4_cryptolocker
Files
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2024-03-11_bcae94f5814cc6f6a5a3a9c3b1471eb4_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