Static task
static1
Behavioral task
behavioral1
Sample
BrutusA2.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
BrutusA2.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
Overview.doc
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
Overview.doc
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
readme.doc
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
readme.doc
Resource
win10v2004-20231215-en
General
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Target
1e40a2f8de389bb662f8322e05f28c6d
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Size
331KB
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MD5
1e40a2f8de389bb662f8322e05f28c6d
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SHA1
e25e9baec10d5794e6ec17cfc4eb8301734de1a7
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SHA256
3bed47c028b4004594fa5da2d09f46843bfefb3d35d7b5b5b48fc87b5d2bbeeb
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SHA512
5dda0c781f70eb486a6ff313fcbf1d36f5a16b0293d1ba2ad154586682c17307cc900ab7b80403625b59d30bb5f49a6a8171abc6461de17bdbf832b57734ba96
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SSDEEP
6144:ksa17exitvckf6I6xnWo9QxYjswWQXysD53XI3nQ0DCKKhVp/ZkYkbu:ksa1W2vc26IkrKQCGBI3n2Ki/mxu
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/BrutusA2.exe
Files
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1e40a2f8de389bb662f8322e05f28c6d.zip
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BrutusA2.exe.exe windows:1 windows x86 arch: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: 544KB - Virtual size: 543KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 4KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 501B
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: 38KB - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 66KB - Virtual size: 66KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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NetBus.bad
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Overview.doc.doc windows office2003
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example-combo.txt
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readme.doc.doc windows office2003
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users.txt
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words.txt