70c4e1ff500abcdb97590371505268f936181e40879b2c30097f04387c4209ac

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 10:33

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General

Target

07f33f6c62e5baa2fde512c6c1986be6.pdf
Size

71KB
MD5

07f33f6c62e5baa2fde512c6c1986be6
SHA1

aee65d0f94faddc692e00fa192b43887f81aba9b
SHA256

70c4e1ff500abcdb97590371505268f936181e40879b2c30097f04387c4209ac
SHA512

0578b6c79a248f9e6b2122773391fd4e4213998b4bfcbf2296aac2ed6c1ceec301a8a2726d799be0cf146b7dd146d62bef5afe4e9c82e9db245b69a2b89b87b7
SSDEEP

1536:GuoxM1oUNZqWsFyEZIv0KJrTtQ6gmWkNpOPaWy9XJNKEZyzLh3:voAN0FnINr5rmPwBKEqB

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3124	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe
3124	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 2916	3124	AcroRd32.exe	93
PID 3124 wrote to memory of 2916	3124	AcroRd32.exe	93
PID 3124 wrote to memory of 2916	3124	AcroRd32.exe	93
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 808	2916	RdrCEF.exe	94
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95
PID 2916 wrote to memory of 1348	2916	RdrCEF.exe	95

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\07f33f6c62e5baa2fde512c6c1986be6.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:3124
- 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:2916
- - 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=2CCC217CB0831678DB27D807BBB85E6C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:808
- - 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=D6906DFB7970E526799261BF58FF190B --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=D6906DFB7970E526799261BF58FF190B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1348
- - 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=FDBBC559468DDC3F1C9A45A90BE44C4A --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3792
- - 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=C87E54A4F447BB1F7B2977A298510F33 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1152
- - 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=5A184079B77445410653D8ABF011F832 --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=5A184079B77445410653D8ABF011F832 --renderer-client-id=6 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:396
- - 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=4818602D41015AF97E6935BE5083BFA5 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2480

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
38df97a1e1eef72908ab9d95d19c9e28

SHA1
8f11619ac37da34d71278a7cf383f0a097e0cdf8

SHA256
49300610f43f0a281490fc31cc29df3ad2bb107b83ed392e517887a55449ce9a

SHA512
4d4f2e7b05f8d76eda1551060dca7599a15b1a1c7f6a547062caf45b38b07111672e491b9ee9dac32863a731cab2df4dd951b53b296cbd6662784ede034cc717

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit