Behavioral task
behavioral1
Sample
2024-09-25_25bbee09e48c8ccc1281d728c6e63dbe_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-25_25bbee09e48c8ccc1281d728c6e63dbe_cryptolocker
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Size
92KB
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MD5
25bbee09e48c8ccc1281d728c6e63dbe
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SHA1
2c3514015e5a3be5b9a0ff95f4206c5d61498a36
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SHA256
33babff1cdf791104331997be6932a0c31ea63d663322cfc5a3e52c519859afd
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SHA512
2f55491227def6ebb676cec36b2aa92df2f983c6f8a71fd0130c455e0e495b7311a20e1dc0fbb3a42d4af16e7fc546e0ddd77e77adeffefc002803249b5c5b12
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddBt:AnBdOOtEvwDpj6zf
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-25_25bbee09e48c8ccc1281d728c6e63dbe_cryptolocker unpack001/out.upx
Files
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2024-09-25_25bbee09e48c8ccc1281d728c6e63dbe_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