Behavioral task
behavioral1
Sample
01b71d7f7695c089668e301d91e0f5f2_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
01b71d7f7695c089668e301d91e0f5f2_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
01b71d7f7695c089668e301d91e0f5f2_cryptolocker_JC.exe
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Size
87KB
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MD5
01b71d7f7695c089668e301d91e0f5f2
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SHA1
cfa709036bead8bfa3d30aa8e4f26898d63c3919
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SHA256
5ae9620c8f5bed561dedb5f1d5b5e77240950e71bd0582e7116be8348835fb16
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SHA512
572d74dfecf6c3f5b05c51118167f81bad5dfefb6af953eaa36fac5ca4f7b837421f109374b52b8de63cda5e478abe74522085167efa8778205cff109a238ee3
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNuRWGj:AnBdOOtEvwDpj6zgt
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 01b71d7f7695c089668e301d91e0f5f2_cryptolocker_JC.exe unpack001/out.upx
Files
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01b71d7f7695c089668e301d91e0f5f2_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