Behavioral task
behavioral1
Sample
984e5b8d1ce43b20757da7f70b35e0c2_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
984e5b8d1ce43b20757da7f70b35e0c2_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
984e5b8d1ce43b20757da7f70b35e0c2_cryptolocker_JC.exe
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Size
117KB
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MD5
984e5b8d1ce43b20757da7f70b35e0c2
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SHA1
e537a53833cc6afea609d978eeed483872b6c65d
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SHA256
d3f8e89a1e516aa1f37d6cc7b521eb6aa1d83030f241fbb743bce26ea8d839ee
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SHA512
4fe93a9783845803ba0c9948d62c1b0f242edcf3b0530ad325f9f3e6c9d9ebbc3637c41a2fbf041313e5a3fd721a447e4fa2d2c4f296dd21291ca7d23ca48e0a
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699G/TG4dY6:AnBdOOtEvwDpj6zg
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 984e5b8d1ce43b20757da7f70b35e0c2_cryptolocker_JC.exe unpack001/out.upx
Files
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984e5b8d1ce43b20757da7f70b35e0c2_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