Behavioral task
behavioral1
Sample
2024-09-13_4931d25c4d80b74e2c9849a38532cdc3_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-13_4931d25c4d80b74e2c9849a38532cdc3_cryptolocker
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Size
70KB
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MD5
4931d25c4d80b74e2c9849a38532cdc3
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SHA1
6fdb7781e7b7d43d438bfdae937450cfb424d9d4
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SHA256
67c3f1ce38ee60f73b1331a250e964d18b1a0f4f1613591d730b4ced7a0382df
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SHA512
c96556a44a02dc27fe0ee21621453ea1f792ad6213a45175b4f6fe4d1acf3acd67e4ccc4a85520273a8589af902e2eb0d1aca078b56a6250bdcd3e52c55d6fbb
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAe0Z:78SEOtEvwDpjWYvQd2PN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-13_4931d25c4d80b74e2c9849a38532cdc3_cryptolocker unpack001/out.upx
Files
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2024-09-13_4931d25c4d80b74e2c9849a38532cdc3_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