General
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Target
tt.zip
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Size
33KB
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MD5
1eebc0a7c6b8dd9a24a9494fbf98614c
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SHA1
28a75117f034b137f8729a59442148f41bd75503
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SHA256
eea63589b21f1cf4e89727a02d496b0e9de91b39df40190c88e2d6352615fcb7
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SHA512
fc3a2c306d143dc5282565292fdcfab7dc84d653832e835c2f21ba59ac16a0ff2f0dc42760bebf06b26456e8c9fdae4761d375eedcbd0cbd88ed00d30c8d7738
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SSDEEP
768:5MXHXv+Xy2rr2VHKSxmfq3ntb4RDzlsT4b1JjJgeLBgxLLkqMo:56H2Xy2rrYHKSxKOtMJltLlo9LL
Malware Config
Signatures
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Remcos family
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Processes:
resource yara_rule static1/unpack001/explorer.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/explorer.exe unpack002/out.upx
Files
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tt.zip.zip
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explorer.exe.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_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 72KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 30KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 8KB
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_32BIT_MACHINE
Sections
.text Size: 60KB - Virtual size: 59KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 20KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ