Behavioral task
behavioral1
Sample
99e0295b8f1042d4ab23eeaae67499e1_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
99e0295b8f1042d4ab23eeaae67499e1_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
99e0295b8f1042d4ab23eeaae67499e1_cryptolocker_JC.exe
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Size
97KB
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MD5
99e0295b8f1042d4ab23eeaae67499e1
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SHA1
0ef3ab48c006fc7b23e0024d748bfaf7807b4199
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SHA256
84d0a9a96c7e07578b1c01495e440922b8564cca67c0a1ad9c65b24abe9ab2ec
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SHA512
1693f74f33e7d659c57e11838d6c786371327cd0656406113015f06d8949e8e0ae80b2700a4e7df5172318b7ca5d16ec0ef1ef48b2ba9ffb8a3ba7d8fda3638b
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJjZt:AnBdOOtEvwDpj6z4
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 99e0295b8f1042d4ab23eeaae67499e1_cryptolocker_JC.exe unpack001/out.upx
Files
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99e0295b8f1042d4ab23eeaae67499e1_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