Behavioral task
behavioral1
Sample
fcae9abeef2bae74f1d31e257b2c6fd8_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
fcae9abeef2bae74f1d31e257b2c6fd8_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
fcae9abeef2bae74f1d31e257b2c6fd8_cryptolocker_JC.exe
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Size
115KB
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MD5
fcae9abeef2bae74f1d31e257b2c6fd8
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SHA1
c0fec762862d60798c42ba0a5d36aa9676ae0fa0
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SHA256
c90f570bbe819c0450a780679ea0bc910c77678737fcc9c79c6c50792c24b710
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SHA512
61536aed7bffcc65f0d2be0a5f909df8382891b39b334171ff7c7587a5a6e9337152948fbe5149609e721086ba3719b280914c9958ee034bf5945d1428267c0c
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699G1Js:AnBdOOtEvwDpj6zZ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource fcae9abeef2bae74f1d31e257b2c6fd8_cryptolocker_JC.exe unpack001/out.upx
Files
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fcae9abeef2bae74f1d31e257b2c6fd8_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