2afea11b7891a30f9df59c578f3f7fa0bae7677f90325a24339668765109f392

Analysis

max time kernel
150s
max time network
156s
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, 13:23

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General

Target

19dddc32d47b4963ff83d4aa428c8cdb.pdf
Size

42KB
MD5

19dddc32d47b4963ff83d4aa428c8cdb
SHA1

acef5bc471b23c021679117357d1dd6ee5a44223
SHA256

2afea11b7891a30f9df59c578f3f7fa0bae7677f90325a24339668765109f392
SHA512

715e1d7b6240c5ed0f2aa110160fab9e76e10470bc8bc3e1a89fd541752c5b59992df627d30d942b139713b60297000b17d42cc234ebbec1de0b72a2a71ede10
SSDEEP

768:xz97UN5CrQMlwkKDP/a98cmVSJjpZW1YwUHCOoYwTC6Rg:xCkXQ/W82bZ9w8CuwTpg

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2384	2940	AcroRd32.exe	95
PID 2940 wrote to memory of 2384	2940	AcroRd32.exe	95
PID 2940 wrote to memory of 2384	2940	AcroRd32.exe	95
PID 2940 wrote to memory of 2316	2940	AcroRd32.exe	97
PID 2940 wrote to memory of 2316	2940	AcroRd32.exe	97
PID 2940 wrote to memory of 2316	2940	AcroRd32.exe	97
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2744	2316	RdrCEF.exe	98
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	RdrCEF.exe	99
PID 2316 wrote to memory of 2752	2316	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\19dddc32d47b4963ff83d4aa428c8cdb.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:2940
- 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⤵
  PID:2384
- 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:2316
- - 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=C3E42A67EE5AE9361E16B1E5E8DB7BE9 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2744
- - 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=C08AF5A7D905C1C17DE8E12D31CE8B51 --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=C08AF5A7D905C1C17DE8E12D31CE8B51 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2752
- - 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=9165BC0B98AF114DFEC9B2C642F92DC0 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2892
- - 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=3F0F1F8C93AE25CAAF901859E1DAE9B1 --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=3F0F1F8C93AE25CAAF901859E1DAE9B1 --renderer-client-id=5 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3972
- - 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=B224ECA9C2D1F57B28550C3D03BB4FA6 --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4500
- - 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=10E6FCEA6B1C69BB279E85604389AEA8 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2568

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
03cc7261e8715d1f941470087af9fd12

SHA1
314c3a3fb7fe2d4a2b69b232b2e66f908e753274

SHA256
bde7ec2797dc6a57cdf0fac2380ab2b8592a2e0c6fd13915ceb79f430eabf228

SHA512
e4680558159d04811bdcdbfe50eb67b1ee1b05ce5b34e85b50bf609e11d66b46cb60b4c6879fdeaea5696edbbfe00a4d478bface7285aec639e03fefcb2356b4

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

Filesize
11KB

MD5
7beeaed76d789794ea1a1d06ba06a931

SHA1
e26db6c8b8172bb7681602477a5a462e01d89a38

SHA256
2f3025543d9d6f7a66cda44024a7c1b464a0e49ee9523a1e1d095f1db7f4fecd

SHA512
b9a606122f62f77f4f3672c044805671dc3d37615e9a7b8f88203cde7ed83401938cda0d9e7554ce9df509b922553e8ec14035a56271f668ce51f5ba954996c2

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit