Behavioral task
behavioral1
Sample
NEAS.2023-09-28_24c03435f149a3f9442403d14dad0cdd_cryptolocker.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-28_24c03435f149a3f9442403d14dad0cdd_cryptolocker.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-28_24c03435f149a3f9442403d14dad0cdd_cryptolocker.exe
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Size
88KB
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MD5
24c03435f149a3f9442403d14dad0cdd
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SHA1
67747b90c6517b05f991f0e11d408cb2fd40eb92
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SHA256
197a9a0446995f3dea0b22fa5fbdaccd7092d5291233ab7ac73d19bca67f0c9e
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SHA512
71c5dcebbe12970f83e247211042ebd05c81e74ef25800e8cc16a3b80256accce765e6a8a37ed5cf3fdc62db518c887f15054023aba2849cbdfb7da46f548b64
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp6:AnBdOOtEvwDpj6zV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-28_24c03435f149a3f9442403d14dad0cdd_cryptolocker.exe unpack001/out.upx
Files
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NEAS.2023-09-28_24c03435f149a3f9442403d14dad0cdd_cryptolocker.exe.exe windows:5 windows 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
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