e21563266c431a006213c33bf57f5865f13c4a17ba629e05f3b1edc7cc2e5ec3

Analysis

max time kernel
34s
max time network
19s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
19/03/2024, 15:16

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General

Target

Make Corrections Noted 2-12-24 Specialty Gas Manifold_.pdf
Size

1.7MB
MD5

76e9e0ff92a873b0422f0bf2b2a1f904
SHA1

c1680641470fb6a6c85e19723fd7a58d9d40056f
SHA256

e21563266c431a006213c33bf57f5865f13c4a17ba629e05f3b1edc7cc2e5ec3
SHA512

6c58e70a3925a03539561e8b761b6272ab65d396d9667ef50c4e8511d8d4da2472d24413821d6f5c5425205a837471b31b9956d4f81e93cfe24c761eb62a2a59
SSDEEP

24576:XSFvhu900piwgcJ05l9zvBYlB12hNrnfI8n00eXARg0yVI+pr2yj4iB9wU:25XZcJyl7s3gNrnfI8nCXAVyVGa4in

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-1-5-21-2567984660-2719943099-2683635618-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe
1080	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 244	1080	AcroRd32.exe	77
PID 1080 wrote to memory of 244	1080	AcroRd32.exe	77
PID 1080 wrote to memory of 244	1080	AcroRd32.exe	77
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 1320	244	RdrCEF.exe	78
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79
PID 244 wrote to memory of 864	244	RdrCEF.exe	79

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\Make Corrections Noted 2-12-24 Specialty Gas Manifold_.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:1080
- 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:244
- - 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=E54347D09DFB2D0061DA8F80976A194D --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1320
- - 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=21E03B3CA6DC6AF50D9591AB9F4702B5 --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=21E03B3CA6DC6AF50D9591AB9F4702B5 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:864
- - 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=4BDA494FD597DC443DD05DA3E27CE194 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4784
- - 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=8AD6211294D98BDE691C6C54A52B3812 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3032
- - 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=0A87030A8347C48AA6647B3EEEB2CC3E --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2900
- - 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=82006E187F0EF0C266B4A1A4A97BDF88 --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=82006E187F0EF0C266B4A1A4A97BDF88 --renderer-client-id=7 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1924

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
216285c15917b24fabea14eca7cfad6d

SHA1
d9d150b24c3e5de1bde2f8ddd8c4c9d89aefd152

SHA256
81d7266e3a33599d4fddafac6b2b34d3d18b9bb559bf3f1c307dd55d222e0d94

SHA512
952aeda5058a893a8693b131f2e8c34581c10531ea5018410950b98cb5e14b6dab7964a1cb80710fb60e085b22931af9141610b3aeed761af04331fd822d1b41

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