Behavioral task
behavioral1
Sample
7a5034bcaa93e364124f94b0d0f0ec8e_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
7a5034bcaa93e364124f94b0d0f0ec8e_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
7a5034bcaa93e364124f94b0d0f0ec8e_cryptolocker_JC.exe
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Size
95KB
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MD5
7a5034bcaa93e364124f94b0d0f0ec8e
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SHA1
59e219929af6d0bfdda0ce6bac9b5d2af2bbf224
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SHA256
721dbd24975fe6274f2f988e7ddabd25dcd0f1bca55315e426a74076cb3a80d6
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SHA512
32f6354104ce67c69a90299dfd585579f5711aa861f32da6c98d97a0432ed52d7c5a079b4194c2fff1c2de61bf685b5147315615f418507f89f9904f1d17bb45
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbmg:AnBdOOtEvwDpj6zN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 7a5034bcaa93e364124f94b0d0f0ec8e_cryptolocker_JC.exe unpack001/out.upx
Files
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7a5034bcaa93e364124f94b0d0f0ec8e_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