Behavioral task
behavioral1
Sample
2024-09-21_035538e3c3b1d3325d4ddc15e5819c4d_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-21_035538e3c3b1d3325d4ddc15e5819c4d_cryptolocker
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Size
96KB
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MD5
035538e3c3b1d3325d4ddc15e5819c4d
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SHA1
c5146016a5837d46bab0afe2b7981726bc5089c5
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SHA256
88bb5ca4602ae555909e27e272000433b46b8bd46230bf9366cbf7ec9a6e37d6
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SHA512
61b66aea2130028db7f023b6b4c36759885fc0556ba2ce1f30b11b650d89591bff0f3b83c6bb51ba0c4e11ac28be14d6b8cfd0cad13aa2e3d1d71b5c00ea7695
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp0+Y5:AnBdOOtEvwDpj6zv
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-21_035538e3c3b1d3325d4ddc15e5819c4d_cryptolocker unpack001/out.upx
Files
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2024-09-21_035538e3c3b1d3325d4ddc15e5819c4d_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