Behavioral task
behavioral1
Sample
avz4/avz.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
avz4/avz.exe
Resource
win10v2004-20231020-en
Behavioral task
behavioral3
Sample
avz4/avz.url
Resource
win7-20231020-en
Behavioral task
behavioral4
Sample
avz4/avz.url
Resource
win10v2004-20231025-en
Behavioral task
behavioral5
Sample
avz4/avz_en.chm
Resource
win7-20231020-en
Behavioral task
behavioral6
Sample
avz4/avz_en.chm
Resource
win10v2004-20231025-en
Behavioral task
behavioral7
Sample
avz4/avz_ru.chm
Resource
win7-20231020-en
Behavioral task
behavioral8
Sample
avz4/avz_ru.chm
Resource
win10v2004-20231023-en
General
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Target
a7e935ab86aebcf9f16496055a490f9f58f1ef76761aa0366420f49b209d9c6e.zip.zip
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Size
9.6MB
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MD5
5b03050cf0ec2a8a8ea41c78414167b4
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SHA1
5e8b994f81a7554d3e28e5300b48ffdb668dc502
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SHA256
afdc657e1320da4760625216f4bb9c9f61e308ac8420f551832e9fcd33f0be74
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SHA512
9c5c8785db01eae76a2633ea896661c6f4c3ccb70f84973ac4394659fe94706c5d1f58bdde68c5e451a6c5d1b2540931e6fe380a04a6c455a4c7707175cb7c64
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SSDEEP
196608:8bpjoH4i22YRsY1GSxreEPy/E79GGQXeto17J1INAn1DnxTWsXKpD2rE6wjq2c:UpfiSRsavdfDtoOAn1Is6pD2r8jqB
Malware Config
Signatures
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resource yara_rule static1/unpack002/avz4/avz.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack002/avz4/avz.exe unpack003/out.upx
Files
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a7e935ab86aebcf9f16496055a490f9f58f1ef76761aa0366420f49b209d9c6e.zip.zip.zip
Password: infected
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a7e935ab86aebcf9f16496055a490f9f58f1ef76761aa0366420f49b209d9c6e.zip.zip
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avz4/Base/backup.avz
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avz4/Base/bt.avz
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avz4/Base/esc.avz
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avz4/Base/exc.avz
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avz4/Base/extract.avz
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avz4/Base/keylogger.avz
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avz4/Base/krnldrv.avz
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avz4/Base/lang_en.avz
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avz4/Base/lang_ru.avz
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avz4/Base/main.avz
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avz4/Base/main001.avz
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avz4/Base/main002.avz
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avz4/Base/main003.avz
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avz4/Base/main004.avz
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avz4/Base/main005.avz
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avz4/Base/main006.avz
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avz4/Base/main007.avz
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avz4/Base/main008.avz
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avz4/Base/main009.avz
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avz4/Base/main010.avz
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avz4/Base/main011.avz
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avz4/Base/main012.avz
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avz4/Base/main013.avz
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avz4/Base/main014.avz
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avz4/Base/main015.avz
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avz4/Base/main016.avz
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avz4/Base/main017.avz
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avz4/Base/main018.avz
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avz4/Base/main019.avz
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avz4/Base/main020.avz
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avz4/Base/main021.avz
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avz4/Base/main022.avz
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avz4/Base/main023.avz
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avz4/Base/main024.avz
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avz4/Base/main025.avz
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avz4/Base/main026.avz
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avz4/Base/main027.avz
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avz4/Base/main028.avz
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avz4/Base/main029.avz
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avz4/Base/net.avz
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avz4/Base/neural.avz
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avz4/Base/neurald.avz
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avz4/Base/neurale.avz
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avz4/Base/neuralm.avz
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avz4/Base/par.avz
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avz4/Base/ports.avz
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avz4/Base/prt.avz
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avz4/Base/repair.avz
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avz4/Base/rootkit.avz
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avz4/Base/scripts.avz
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avz4/Base/scu.avz
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avz4/Base/signf001.avz
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avz4/Base/signf002.avz
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avz4/Base/signf003.avz
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avz4/Base/signf004.avz
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avz4/Base/signf005.avz
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avz4/Base/signf006.avz
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avz4/Base/signf007.avz
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avz4/Base/signf008.avz
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avz4/Base/signf009.avz
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avz4/Base/signfusr.avz
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avz4/Base/syscheck.avz
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avz4/Base/sysipu.avz
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avz4/Base/tsw-auto.avz
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avz4/Base/tsw.avz
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avz4/Base/update.avz
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avz4/Base/vse_ru.avz
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avz4/avz.exe.exe windows:4 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 1.8MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 738KB - Virtual size: 740KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 37KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 2.0MB - Virtual size: 2.0MB
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: 108KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 14KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 144B
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: 127KB - Virtual size: 127KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 288KB - Virtual size: 288KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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avz4/avz.url.url
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avz4/avz_en.chm.chm
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avz4/avz_ru.chm.chm
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avz4/version.txt