Behavioral task
behavioral1
Sample
9955133ae24632c9c5d62552a8dd66d8_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
9955133ae24632c9c5d62552a8dd66d8_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
9955133ae24632c9c5d62552a8dd66d8_cryptolocker_JC.exe
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Size
116KB
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MD5
9955133ae24632c9c5d62552a8dd66d8
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SHA1
a3e84621cd3b3b173c12577630444390eec3c322
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SHA256
bcd7216d631d90c13794c9d9bdc6bb4aed7cbea083d099ed845d01bd4e27a9f9
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SHA512
af94bdc8fc7228a0a9def3aa74333b9f8c8b4330cf5b63d07a9c9d4225608cbf4c01a0edbd937003c84bf284bd9b34c435bc23e3930483ec72cb144dd0298670
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1m:AnBdOOtEvwDpj6z1
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 9955133ae24632c9c5d62552a8dd66d8_cryptolocker_JC.exe unpack001/out.upx
Files
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9955133ae24632c9c5d62552a8dd66d8_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