Behavioral task
behavioral1
Sample
74ada7fbcd8b91228d7c9cfb508b76489a099a3c7e2ba53efcd49f18dc4892b4.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
74ada7fbcd8b91228d7c9cfb508b76489a099a3c7e2ba53efcd49f18dc4892b4.exe
Resource
win10v2004-20240508-en
General
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Target
74ada7fbcd8b91228d7c9cfb508b76489a099a3c7e2ba53efcd49f18dc4892b4
-
Size
406KB
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MD5
042fe8e2b5e9b4f552c37bcb20d156cb
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SHA1
21e9f2a529d1092cdf926e356e598031e0f83926
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SHA256
74ada7fbcd8b91228d7c9cfb508b76489a099a3c7e2ba53efcd49f18dc4892b4
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SHA512
32cf3de3d8fbd4ad4a38610c6a34dce026f46fafcd0a96154d89f21f9a7297f2c2495239231849e71ec1f65f7cea58df6d7df74936e39308a226a8d87a34a3d5
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SSDEEP
6144:izg9hGPXBXDp4aufkZx5/Txkis+4sukqH8x7RhtNGLM2cKhkGW9zD3oqEoxJGaaL:aZXVufk1GEFqHgaw2ZkZ9n3o8xJc6k
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 74ada7fbcd8b91228d7c9cfb508b76489a099a3c7e2ba53efcd49f18dc4892b4 unpack001/out.upx
Files
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74ada7fbcd8b91228d7c9cfb508b76489a099a3c7e2ba53efcd49f18dc4892b4.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