Behavioral task
behavioral1
Sample
2024-10-06_d4fa1fbd238b3ce42cd8920acc7d64dc_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-06_d4fa1fbd238b3ce42cd8920acc7d64dc_cryptolocker
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Size
84KB
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MD5
d4fa1fbd238b3ce42cd8920acc7d64dc
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SHA1
8f49adb9d2a1fc7e12d6e326bb5b5f86ebd14a98
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SHA256
c6de55340f64ba04d1949d680c67d6811b6bb62c2ec0a7acd2426832294ba220
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SHA512
2998650d56085ce1909ffab25b7785b34716c3112d622ffe4840f611858772aac3da2a4700d985443b25856400f3a2e58be5f598063230e1b46bfd655163d3a2
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgad:AnBdOOtEvwDpj6z4
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-06_d4fa1fbd238b3ce42cd8920acc7d64dc_cryptolocker unpack001/out.upx
Files
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2024-10-06_d4fa1fbd238b3ce42cd8920acc7d64dc_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