11f9639f9c429830eec1b461b626362676cd3a0ad398d920dc6acf817c35b665

Analysis

max time kernel
144s
max time network
151s
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, 12:02

Sharing

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General

Target

19fddc04b25769fac09b742b647826fb.pdf
Size

88KB
MD5

19fddc04b25769fac09b742b647826fb
SHA1

1bde7481fe0d654ec463cf4cd2ebb521e31bb027
SHA256

11f9639f9c429830eec1b461b626362676cd3a0ad398d920dc6acf817c35b665
SHA512

12c75816dd8d13baa0518c3431b2ab6f3d377cb0de2c195e58723fa6ac5c4fd2ba5305b64a69799d67ebe5863a2bc72ae9a8da173eb5370c9068766bde9659a1
SSDEEP

1536:4s/L5m2BtpVus1BGbLNMGmi74YmcThaAvYoBASxaSOMXkGv2957WCpOViErjvWlU:nb7pYfMTi0jcoAvYo3xQMUGe0ViErjJX

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3668	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe
3668	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3668 wrote to memory of 5096	3668	AcroRd32.exe	89
PID 3668 wrote to memory of 5096	3668	AcroRd32.exe	89
PID 3668 wrote to memory of 5096	3668	AcroRd32.exe	89
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 2584	5096	RdrCEF.exe	90
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	RdrCEF.exe	91
PID 5096 wrote to memory of 3080	5096	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\19fddc04b25769fac09b742b647826fb.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:3668
- 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:5096
- - 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=AC7EE52E2A34DBD64AC133F83D9ED5F3 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2584
- - 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=8BD20A729F7C04ADB8727A727F600D30 --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=8BD20A729F7C04ADB8727A727F600D30 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3080
- - 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=0AEC6638417BB5742A02240A01348B56 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4376
- - 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=34FE79336AB0DCB63C54845E5C471651 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2788
- - 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=CC3F524CE94EF161B02083A032749C04 --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=CC3F524CE94EF161B02083A032749C04 --renderer-client-id=6 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1620
- - 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=8225F6713F498F375476AB8BBB2E158A --mojo-platform-channel-handle=2772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4692

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
7c12ee1e3ac8b515d6d2a980d98b4381

SHA1
39bb8e7d77c1f6dcb2d7b7efc7e3fa00bd19349d

SHA256
3af4f4e33705e2b9efb93172f8e1f54b9127eb88e41d2f4233e1b8cc74b5c218

SHA512
5664a408270025d6db9da07c6f9a05e9774901b231f307a92493dbc3e341a3747a804892205ecc5ee70fedb75b6e4044e9e5952bdabe95d742361713d7ec31b6

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/3668-26-0x000000000AA00000-0x000000000AA50000-memory.dmp

Filesize
320KB

Download