c8681db5d7f4be02620466c5287a3e1fba740dc1772dad64a4b12929e0ec3fea

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
02/06/2024, 03:56

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General

Target
8cd0a931cd09410d6d6883cc2edcb6b1_JaffaCakes118.pdf
Size 38KB
Sample240602-ehc4csaf95
SHA256 c8681db5d7f4be02620466c5287a3e1fba740dc1772dad64a4b12929e0ec3fea
MD5 8cd0a931cd09410d6d6883cc2edcb6b1
SHA1 ee1ceb95fdd5cefc7fb9d65654bbf29a4bc5f9c3
SHA512 c9bd82e33010bdaf154823600e1bfce750a1ee2f66bf9d845f8d672a1cd4a54b695de284b59892fc93754deab9edf202ac6fd2f3d61ac5595ec4ca8e654b8803
SSDEEP 768:66gGzpDh9kxgUvfoC0FLo7f9WGgoTAGaSrjUtG79BJo7iPryPw0y6v7IX5SQwtXT:EGFdGhVBi7ij+y6jgBScH5dqjMW
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3400	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe
3400	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3400 wrote to memory of 4984	3400	AcroRd32.exe	87
PID 3400 wrote to memory of 4984	3400	AcroRd32.exe	87
PID 3400 wrote to memory of 4984	3400	AcroRd32.exe	87
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1728	4984	RdrCEF.exe	90
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91
PID 4984 wrote to memory of 1256	4984	RdrCEF.exe	91

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\8cd0a931cd09410d6d6883cc2edcb6b1_JaffaCakes118.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3400
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4984
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=32534ECC4592A80E7DE7F61785D480BB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1728
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=F765196F372E3F8329C68A01455020AD --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=F765196F372E3F8329C68A01455020AD --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1256
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=6B1447CFD5D7D1230FC7E94509685065 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3960
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=A1C7B7B33AED0E0F6D2C97CF2297D1C9 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2492
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=2C9C87389CC90B06AAA9B2042F080C99 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1680
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=7E1EE3339576AC0D7B1094DADF6E5FAF --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=7E1EE3339576AC0D7B1094DADF6E5FAF --renderer-client-id=7 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 55daf042fb5677059357043c2e964e58508600ae3354e9522f6ded432e41b051
MD5 385388cbcd69dba46c29aebf00fd6f1d
SHA1 989c96f15a367ef863f5c5890558a7353f2a6291
SHA512 081dfcfeaf733c18022eeec8f2fb249d1f2ce47c7e7be34f285e11b9134ad17bf1cb13e19b8c36c28821e372e792cba23eab13fe05fa0719a7ec57814d483d8b
SSDEEP 384:yeBdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:w+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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