Behavioral task
behavioral1
Sample
2024-09-03_f8826c907a86d9cb56155ad4bbffc808_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-03_f8826c907a86d9cb56155ad4bbffc808_cryptolocker
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Size
28KB
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MD5
f8826c907a86d9cb56155ad4bbffc808
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SHA1
6febdfa6187119bd695df0928b2ec3335707a0e2
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SHA256
a3a1bbbd4dd2038488ffc9f5f0ea6755f6472c931fca74cbd9c2d2a26bb91194
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SHA512
f1d77f079b38ded32b0ed8baaa9ed3000e6c7a6bfe1a52f9a472117adce1bc4f25ee6d2cb268464d77fdcc952d5c7b319fdc8e40c6a6473ec3b99efcfa1af8ef
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SSDEEP
384:bFgFQrdSmuQ8WFqxpj5cpyIuYxVe3FSr+OLfjDp+0g/HNblX7QCOBqS:bFgm5zusFUB2preAr+Ofjg0STX73OBqS
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-03_f8826c907a86d9cb56155ad4bbffc808_cryptolocker unpack001/out.upx
Files
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2024-09-03_f8826c907a86d9cb56155ad4bbffc808_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: - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.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
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ