Behavioral task
behavioral1
Sample
660a51f24f42a78b1992c55a0e90f288_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
660a51f24f42a78b1992c55a0e90f288_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
660a51f24f42a78b1992c55a0e90f288_cryptolocker_JC.exe
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Size
95KB
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MD5
660a51f24f42a78b1992c55a0e90f288
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SHA1
0fb7fb888b406f2100234ba902c8e5aae63947b0
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SHA256
efa3cf78c60d39b8fc6ad236df3dd5f679aac1ecb140256ff2111583c0e12742
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SHA512
e4740d38ea18f4b45f2fe18465cce12928d46500fa5b7cc0bf13c2a368c2e82dfbf243ec3ea8f9ff9451cfe9f4880ecf5b6136c62d769bd605edf1ab8dc957ba
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJjQ:AnBdOOtEvwDpj6zz
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 660a51f24f42a78b1992c55a0e90f288_cryptolocker_JC.exe unpack001/out.upx
Files
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660a51f24f42a78b1992c55a0e90f288_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