Behavioral task
behavioral1
Sample
4e9c14da55c9bb39319d06f1cdd0a291_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4e9c14da55c9bb39319d06f1cdd0a291_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4e9c14da55c9bb39319d06f1cdd0a291_cryptolocker_JC.exe
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Size
96KB
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MD5
4e9c14da55c9bb39319d06f1cdd0a291
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SHA1
da609dd155c318dfbb385f70fe0a05eaaca1fe2d
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SHA256
e8dd450bf1ac545ea01c2cb46e5fdc734669172a2f79b437ad45f5fc0c846e4b
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SHA512
0995250a3c4ce56a72f11a5fcdcef8234a884e5b24d6df38ae37cc67daef6eb2154470b51d8fb0874c807665b7a850f4feb34ecf5e148445fe5615a756fee122
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQb6i4:AnBdOOtEvwDpj6zi
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 4e9c14da55c9bb39319d06f1cdd0a291_cryptolocker_JC.exe unpack001/out.upx
Files
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4e9c14da55c9bb39319d06f1cdd0a291_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