Behavioral task
behavioral1
Sample
2024-09-08_31ae1f503e6806ce8f2b83fc0fe3d359_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-08_31ae1f503e6806ce8f2b83fc0fe3d359_cryptolocker
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Size
69KB
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MD5
31ae1f503e6806ce8f2b83fc0fe3d359
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SHA1
552270baa2804353d3772d42fe5d00bdb176c02a
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SHA256
dd204d3db6ed1a1465add376b196d65da8c96a9051cde4dadf1cb5a21d66cdd3
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SHA512
fd354edcbd156d42decccda3d5034cb93f36590862d26ae4f09881ec9f29f208260ad189e1c4b0c2def0b2c90c50c3387a427aeb05f6d76cedab369cbd58f6a9
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQATv:78SEOtEvwDpjWYvQd2Pz
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-08_31ae1f503e6806ce8f2b83fc0fe3d359_cryptolocker unpack001/out.upx
Files
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2024-09-08_31ae1f503e6806ce8f2b83fc0fe3d359_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: 11KB - 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