db9ae46a0e379f43ce275e4bbb3522b58e21062485046d7084d5f3b252ba158e

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 23:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

db9ae46a0e379f43ce275e4bbb3522b58e21062485046d7084d5f3b252ba158e.pdf
Size

245KB
MD5

41b1cd95c7b7c0b17d436a83f7cfb9d8
SHA1

76316e3da23d8012b723ae20a474fb5782b41754
SHA256

db9ae46a0e379f43ce275e4bbb3522b58e21062485046d7084d5f3b252ba158e
SHA512

cd7dd9384ce4d2ca8c14ac5026cfd12a70743d1004bb48d94d9918d7520888f7cc0bf081c8fca1bb738d087283625eb22b812996808ed605d57da5f9b3ee936c
SSDEEP

3072:gzY6S0k4LQdgkl5AG6Zf225A5tZigQ8OXgDV6sJg3hs3+mOG87mA0K9oVTEzuH2D:gs6xrL+gLI0AnW8MgMsai+3qA38T9d0

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3952	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 2904	3952	AcroRd32.exe	89
PID 3952 wrote to memory of 2904	3952	AcroRd32.exe	89
PID 3952 wrote to memory of 2904	3952	AcroRd32.exe	89
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2644	2904	RdrCEF.exe	90
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	RdrCEF.exe	91
PID 2904 wrote to memory of 2416	2904	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\db9ae46a0e379f43ce275e4bbb3522b58e21062485046d7084d5f3b252ba158e.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:3952
- 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:2904
- - 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=5AC307DB273B595CBA6A01B7F446F474 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2644
- - 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=43DE1317B50AF7CB70B3F7AD8FA9960F --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=43DE1317B50AF7CB70B3F7AD8FA9960F --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2416
- - 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=9383BC013265210A3621EE25A7E571F1 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1956
- - 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=42CB16C9934BCDCED8E45BC57A3BCBDC --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=42CB16C9934BCDCED8E45BC57A3BCBDC --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5016
- - 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=AF7E8176519B03072ED71F7828B662A1 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4828
- - 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=A0F4A3776C1F20F4DA56E4AFE1463415 --mojo-platform-channel-handle=2884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2432

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4108

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
7e60bf345c76903a018b034e10954599

SHA1
1274e9dfef4b967b9467ad118a0eb44c74368346

SHA256
0b4d0387975bacd8379f41f4d058ce3a19fb6005130e94b9910ffa97a2bf5da9

SHA512
6fa69ea633f67b548c747dab89c54ace5014b38f61aec009e7afb5a7f24c561059e2292e99f020610f416c034e3bfb432784a8c979e22350c706663cf88ebd51

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
memory/3952-25-0x000000000BD40000-0x000000000BD90000-memory.dmp

Filesize
320KB

Download