Behavioral task
behavioral1
Sample
b59c87b3b828d5a1b7a4bf70875a8655_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
b59c87b3b828d5a1b7a4bf70875a8655_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
b59c87b3b828d5a1b7a4bf70875a8655_cryptolocker_JC.exe
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Size
32KB
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MD5
b59c87b3b828d5a1b7a4bf70875a8655
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SHA1
5f9f62782145611f67277036db71e47ab90f4ca0
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SHA256
36a0cae3f1660ac8575a2ca61d71ff38d734d88d7fc369968dabb31fd451b78b
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SHA512
0acf8025b70d7f147a093e6f0766a0165dcaceeac106366fdac426589a8f5ad0b0c3b97c2e73e386df6e18da45f47be5ff7d2a9db01bb91e1a4d43331c284808
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLa7o1e:qUmnpomddpMOtEvwDpjjaee
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b59c87b3b828d5a1b7a4bf70875a8655_cryptolocker_JC.exe unpack001/out.upx
Files
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b59c87b3b828d5a1b7a4bf70875a8655_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