Behavioral task
behavioral1
Sample
otnm2005Srv.exe
Resource
win7-20230712-en
General
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Target
2e48c1e6a57b7a8771f71e3da119995d13a727da9ca3281db1287841fd6f90b7
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Size
53KB
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MD5
ab14234c1028105fa75aa2a71ec1cbf8
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SHA1
32d840b5533d785884af1e2a2a5b8f40e8d757a2
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SHA256
2e48c1e6a57b7a8771f71e3da119995d13a727da9ca3281db1287841fd6f90b7
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SHA512
80b50dc4400e11598c9f151a9b874cf9a68426fc5a62a29cce68775114740a8bd926e56201a17165d2f1b66c52465086122fe7ff92ad079b79a90de647a8798c
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SSDEEP
1536:l3+jFVsmmIqGWVcnoYRODTb7MXL5uXZaWtTL3D:haFFNfoYRO7Iw5RP
Malware Config
Signatures
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resource yara_rule static1/unpack001/otnm2005Srv.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/otnm2005Srv.exe unpack002/out.upx
Files
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2e48c1e6a57b7a8771f71e3da119995d13a727da9ca3281db1287841fd6f90b7.zip
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otnm2005Srv.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: 120KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 52KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 4KB
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
.code Size: 36KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 37KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rdata Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ