Behavioral task
behavioral1
Sample
79f0547252066617d45045ea5026e261_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
79f0547252066617d45045ea5026e261_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
79f0547252066617d45045ea5026e261_cryptolocker_JC.exe
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Size
90KB
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MD5
79f0547252066617d45045ea5026e261
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SHA1
4d90487aa506db5534d9d1dde0e9d5b17077536d
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SHA256
d1821ce23f9af0199e11b9c64856424a8a5b5cf593f44a61e23e522bba1143d5
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SHA512
4e3a1f66d22449f534e60b3d4bd89a80a8f7ab9fee52e97e1708bd7f160fe75740779ebf3265c8f8efd8d8f58879a5306b0392c49302c45bd5f6f200eaea3ffd
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwN6b414:AnBdOOtEvwDpj6z0s2
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 79f0547252066617d45045ea5026e261_cryptolocker_JC.exe unpack001/out.upx
Files
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79f0547252066617d45045ea5026e261_cryptolocker_JC.exe.exe 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 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