da48067e065cc270660d87b43cadb4c50b0f13b1dfb313ceba1f382dce779ed9

Analysis

max time kernel
143s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 03:56

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General

Target

0d9fff4b6db87e6287fe3c2a4992e98d.pdf
Size

76KB
MD5

0d9fff4b6db87e6287fe3c2a4992e98d
SHA1

0a7a3fe905c6686275bb554380c84835885af551
SHA256

da48067e065cc270660d87b43cadb4c50b0f13b1dfb313ceba1f382dce779ed9
SHA512

faf747612cfc574a1e2ced1148508fe5ee76d47dc0930efb3bc5227988b59d3310f4891cab2b07abcea9c85956678d1c97220999610a2c5e01b7a2109831c71f
SSDEEP

1536:JhxY6U0825fpNAfOkORovmxSEphea6+Kj8OFSTvnFWxm0Tlel7YWspOTklY:S/086pNEzrOsJ+KgCSTvnum0TlehzTH

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1492	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1604	1492	AcroRd32.exe	94
PID 1492 wrote to memory of 1604	1492	AcroRd32.exe	94
PID 1492 wrote to memory of 1604	1492	AcroRd32.exe	94
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 2184	1604	RdrCEF.exe	98
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99
PID 1604 wrote to memory of 4232	1604	RdrCEF.exe	99

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\0d9fff4b6db87e6287fe3c2a4992e98d.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:1492
- 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:1604
- - 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=D42C8205C00433964AA29086FDB0DC9F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2184
- - 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=B6D04AB6C3088C4009D7A3E547333746 --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=B6D04AB6C3088C4009D7A3E547333746 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4232
- - 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=A0EA8F994F4A4B2490739092EBBE0240 --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=A0EA8F994F4A4B2490739092EBBE0240 --renderer-client-id=4 --mojo-platform-channel-handle=2136 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3060
- - 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=6AB8310364E6329209E7B4DEE365D245 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4800
- - 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=A0627E4BA4A4C2B7576428AA3FC5020C --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4460
- - 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=88073654C7EBD55702EDE7BE0547601B --mojo-platform-channel-handle=2736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1476

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:752

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

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

Filesize
64KB

MD5
89cd64c67a69d6bfe94debbab7757940

SHA1
bcb2d7753801ca6323f1d6938033593c4a980ed7

SHA256
cc764b6d074e8b9944782fe1ce228fc2b0c368730e8978f0582828a91be721fc

SHA512
5e3d15c7d3d7ede234dbcbe3f58885502338dbcc90977105a9f9bde752bd543e46bcd2b5efee1ac373d6f483c75212d0cee6afa25345a77cb56f0ceb2efba021

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