Behavioral task
behavioral1
Sample
avz4/avz.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
avz4/avz.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
avz4/avz.url
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
avz4/avz.url
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
avz4/avz_en.chm
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
avz4/avz_en.chm
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
avz4/avz_ru.chm
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
avz4/avz_ru.chm
Resource
win10v2004-20240802-en
General
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Target
avz4.zip
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Size
9.6MB
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MD5
736146ec6bc2e95fc295b0462fdd68f7
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SHA1
9b5a57365e836ac55b512f8eb237ed548e85456b
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SHA256
a7e935ab86aebcf9f16496055a490f9f58f1ef76761aa0366420f49b209d9c6e
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SHA512
3cde68968cc1c99612275ee59df51f3493a76f5b9d5a204a46cede51e8fe1121e2681e436ab469b2dbacbca8574496b3c6d268450432290ff3c453ef6f55d135
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SSDEEP
196608:UXaV5JFwJLsClsvSphewNFOCb4UGtHAyZlHKxXKzLfJ340mYt0zdxlDyQyO4q:SmawvSawNFOLUGiilqxXKz9o0z0JDyOF
Malware Config
Signatures
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resource yara_rule static1/unpack001/avz4/avz.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/avz4/avz.exe unpack002/out.upx
Files
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avz4.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 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_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 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_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