General
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Target
BkavSystemUtil32.exe.sc
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Size
109KB
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MD5
999d6453e39aa78d723134cfb169a410
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SHA1
6d999a9f6419ff495c81520972f932e1ac5e70dd
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SHA256
3958a4acaba7378bc232a5161de45985d3f5877784b95f86d6f1599073719b61
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SHA512
11840fc19fb8955d3ec2e19cefca3e44be7fc4f4c0df877d20e6f97f0dba19f56db3f13db8674c405209e79ba95422f002802ca3666a17a5df6e926024fdc62b
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SSDEEP
1536:JxqjQ+P04wsmJCdi35h2uA2k3hsQKUCX51/QoRA8jsNMLvmMVmwwXZAG:sr85Cd05MuA2bjUYIf80MLuXh
Malware Config
Signatures
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Detect Neshta payload 1 IoCs
resource yara_rule sample family_neshta -
Neshta family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource BkavSystemUtil32.exe.sc
Files
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BkavSystemUtil32.exe.sc.exe windows x86
Headers
File Characteristics
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: 29KB - Virtual size: 28KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 42KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 8B
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: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ