c38d9574627f44ba2ef7fdbb718c4ad0aed7a75017437c870f4cf11bc95fb5bc

Resubmissions

08/02/2023, 14:05

230208-rd357sbd68 1

08/02/2023, 13:46

230208-q26essbc39 1

Analysis

max time kernel
91s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
08/02/2023, 14:05

Sharing

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Report Analysis Logs

General

Target

1-page-fax-from-_16232390606.pdf
Size

8KB
MD5

89e33c6bc7f03aaaf2dc531eb379c488
SHA1

d2675959491f43f597390ea5e79ababb4efea75d
SHA256

4a1bf696c61e294cf0690fc0f837e2c8f400b4a0fbbc31a6fbefa59cb07cd941
SHA512

0f981e26815b7cbdbdbd1012c50f64661a276e01abe58f0dd32efb2a51a29ba393e27858a1de969cef630f8a31e10108737f173c306ed1526ce56e8539079c19
SSDEEP

192:dUK02AoHLYzlCFH7veDJ5PicSMf3LOq61XZ2ix9vYYH:ds6rYz6Y5KOfnyEiQYH

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 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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings	OpenWith.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2728	AcroRd32.exe

Suspicious use of SetWindowsHookEx 22 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe
452	OpenWith.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 1280	2728	AcroRd32.exe	82
PID 2728 wrote to memory of 1280	2728	AcroRd32.exe	82
PID 2728 wrote to memory of 1280	2728	AcroRd32.exe	82
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4364	1280	RdrCEF.exe	85
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86
PID 1280 wrote to memory of 4668	1280	RdrCEF.exe	86

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\1-page-fax-from-_16232390606.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:2728
- 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:1280
- - 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=E59AB1A0A4AF774249331B753C99BE3D --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=07703222861C125FABF88A9B231E84DB --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=07703222861C125FABF88A9B231E84DB --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4668
- - 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=293F93E26619F012AD149A8885DF7253 --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=293F93E26619F012AD149A8885DF7253 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3012
- - 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=1DDC4B98F7F3949DB7B2C007433D3F58 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2356
- - 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=6E03205FB221899048140602634E44B1 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1172
- - 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=3165474A3AEB42B3BB48669A7C176E18 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4620

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4760

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:452
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\1-page-fax-from-_16232390606.pdf
  2⤵
  PID:656

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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