Behavioral task
behavioral1
Sample
2024-10-13_1f66c1cb98a4bf65727a664c90d9b8a9_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-13_1f66c1cb98a4bf65727a664c90d9b8a9_cryptolocker
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Size
84KB
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MD5
1f66c1cb98a4bf65727a664c90d9b8a9
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SHA1
3d411c82cd1cce8a73e2edcd31fa64d4b0cebe21
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SHA256
05f78bda4f50037fc52faae717255fa11f256c3a9c0cfcc056c2be70192240ee
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SHA512
cf89c3aa1d8e8efbdbe9655221d9e1f20c20ddb9c68eef933bc29a00c48724ebcb9f42592ee8004a9b2a4cd4333370720786646feda8725b21193642829bbaf2
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNuj2G:AnBdOOtEvwDpj6z+
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-13_1f66c1cb98a4bf65727a664c90d9b8a9_cryptolocker unpack001/out.upx
Files
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2024-10-13_1f66c1cb98a4bf65727a664c90d9b8a9_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: 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
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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
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ