Behavioral task
behavioral1
Sample
555c11b3fafdf28426d1ea11c4adad1d92b6f2986ef817747c3b7f77b5f3beee.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
555c11b3fafdf28426d1ea11c4adad1d92b6f2986ef817747c3b7f77b5f3beee.exe
Resource
win10v2004-20240226-en
General
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Target
555c11b3fafdf28426d1ea11c4adad1d92b6f2986ef817747c3b7f77b5f3beee
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Size
406KB
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MD5
0243842aa2f09a552fe68aa7f9cf4760
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SHA1
322256f66a87aa269c95a0f35920dcd4b93928b6
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SHA256
555c11b3fafdf28426d1ea11c4adad1d92b6f2986ef817747c3b7f77b5f3beee
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SHA512
4eba15c708e2ebbc688b9615f33ced321a3cd407146f637fbc971a95d8883ed1e3c89dd7f16298a1d65591250f4ae5318af73ccce2051169791fb2a1ce4b2e88
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SSDEEP
6144:izg9hGPXBXDp4aufkZx5/Txkis+4sukqH8x7RhtNGLM2cKhkGW9zD3oqEoxJGaaR:aZXVufk1GEFqHgaw2ZkZ9n3o8xJc6i
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 555c11b3fafdf28426d1ea11c4adad1d92b6f2986ef817747c3b7f77b5f3beee unpack001/out.upx
Files
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555c11b3fafdf28426d1ea11c4adad1d92b6f2986ef817747c3b7f77b5f3beee.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 784KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 378KB - Virtual size: 380KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 940KB - Virtual size: 939KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 20KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 6KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 16B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 57KB - Virtual size: 57KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 100KB - Virtual size: 100KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ