Behavioral task
behavioral1
Sample
395f9f98644d37704d25472a3fd5d0b7_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
395f9f98644d37704d25472a3fd5d0b7_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
395f9f98644d37704d25472a3fd5d0b7_cryptolocker_JC.exe
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Size
39KB
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MD5
395f9f98644d37704d25472a3fd5d0b7
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SHA1
5945885f156c0a24aedd2beb7952f7d242ad039c
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SHA256
2b569d9d6ec753e98fdcb988e00dc8ad3c0cbc1ae91054e9f6d17c7a3a365be5
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SHA512
2c2c884df86866ac98b5b1eec9cd1ef9ccf8f7d4b4564f0c2565c84ae6949b83b2efdc7a716d7870d64358ba4aac9be910c5dc5b2b93470ad829028059ee2ce0
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5aFr7YOzzOM+O9O:qUmnpomddpMOtEvwDpjjaYaFAvCO
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 395f9f98644d37704d25472a3fd5d0b7_cryptolocker_JC.exe unpack001/out.upx
Files
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395f9f98644d37704d25472a3fd5d0b7_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