1fc4cfdc4a304464d33ff5c224bb8f497ac68928bd8cac90d4ab581cf90fa8bc

Analysis

max time kernel
63s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26-10-2022 16:50

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General

Target

証拠/morigoooo2/ごんもり on Twitter_ _こういう奴がいつか人とか轢くんだろうな〜_ _ Twitter.pdf
Size

277KB
MD5

91a450657f62a0602e5040de8b4d1678
SHA1

2cbf2d581cface52c662bc1b61b09eb74e11ed3b
SHA256

47bdc406ff4192f4584a4bc55ac1325658fe65ecc5fa2901c5c4d72809c420a0
SHA512

67ec60789ecbf5248efdd2384fb9643346d9a5f260cbdf3f7f1d7188fb33d136e3ce4073e176ae4287c52035d11f8bb98d7b30615c3368bc98c1d82df61ecf22
SSDEEP

3072:pZSPQnS9M55Tij6rtxE0EfxuFvxPSwqpnED7TykBo9OVT27d0W23/2PFnG7ziVL:pha8TtafOxPzqpCN7VMd/geFnG7WL

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

Processes:

AcroRd32.exe

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe
5012	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

5012 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

5012 AcroRd32.exe
5012 AcroRd32.exe
5012 AcroRd32.exe
5012 AcroRd32.exe
5012 AcroRd32.exe
5012 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 5012 wrote to memory of 5112	5012	AcroRd32.exe	RdrCEF.exe
PID 5012 wrote to memory of 5112	5012	AcroRd32.exe	RdrCEF.exe
PID 5012 wrote to memory of 5112	5012	AcroRd32.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 260	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe
PID 5112 wrote to memory of 228	5112	RdrCEF.exe	RdrCEF.exe

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\証拠\morigoooo2\ごんもり on Twitter_ _こういう奴がいつか人とか轢くんだろうな〜_ _ Twitter.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:5012
- 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:5112
- - 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=EC1019FF1BB4D0F6F021DA9CC046AADA --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:260
- - 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=B620997D83519E983B69F3690710F908 --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=1 --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=B620997D83519E983B69F3690710F908 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:228
- - 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=F2DB36B15F7DFDF01160F07C98E814D3 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1996
- - 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=D4E697AED42EF275A2ECD62AA24F60B8 --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=1 --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=D4E697AED42EF275A2ECD62AA24F60B8 --renderer-client-id=5 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3828
- - 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=B48DBC7531747E1A20144A137B6DBD42 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1068
- - 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=741F4624682407BF514126D7B65BBE04 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4740

Network

MITRE ATT&CK Enterprise v6

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

memory/228-137-0x0000000000000000-mapping.dmp

Download
memory/260-134-0x0000000000000000-mapping.dmp

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memory/1068-150-0x0000000000000000-mapping.dmp

Download
memory/1996-142-0x0000000000000000-mapping.dmp

Download
memory/3828-145-0x0000000000000000-mapping.dmp

Download
memory/4740-153-0x0000000000000000-mapping.dmp

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memory/5112-132-0x0000000000000000-mapping.dmp

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