d7a17be67bfcb4c9251ac4dc3f1b6ead7a9a7e86a56835080a1e4fc292471832

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 10:21

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General

Target

48b72b2c4252ab0117a103e53bd0d9e7.pdf
Size

42KB
MD5

48b72b2c4252ab0117a103e53bd0d9e7
SHA1

0f9e12f13b655f0b4a0e16074f51999c04551613
SHA256

d7a17be67bfcb4c9251ac4dc3f1b6ead7a9a7e86a56835080a1e4fc292471832
SHA512

ddb0ed8adc0652fd56f3319400875c5d65d6edc2fc45193f18796919195baf0b1301fb3f81805318f30ee277252b0668413c75e2c14aa5103c42548d3fbba928
SSDEEP

768:yOxGSgrAcMIhdEUEFW7ZDQpczX8XQiAk+8A6RV7K6hHGwt2lEUqiM25Q:/kS+hmA7mznAjg3hHP2lVo2a

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4068	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe
4068	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 540	4068	AcroRd32.exe	92
PID 4068 wrote to memory of 540	4068	AcroRd32.exe	92
PID 4068 wrote to memory of 540	4068	AcroRd32.exe	92
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1348	540	RdrCEF.exe	94
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93
PID 540 wrote to memory of 1472	540	RdrCEF.exe	93

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\48b72b2c4252ab0117a103e53bd0d9e7.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:4068
- 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:540
- - 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=6980240E3CB4F91FC9DB14A32DCDB221 --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=6980240E3CB4F91FC9DB14A32DCDB221 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1472
- - 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=385631B4217A2C8F435A7ABBE83BC9D5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1348
- - 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=F5025FE07E83B577AD96ABB1ECE6F2B6 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2488
- - 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=1DF72B30BA54ADD71C8DA4C16FBF35E4 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2304
- - 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=D3A98E29351DD7BC4BA031C687BFAE99 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2472
- - 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=C7482004B1EF570027DD6F1220C1E93D --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=C7482004B1EF570027DD6F1220C1E93D --renderer-client-id=8 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2916

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
892c51862fb708cb53bb6a2f92b0dbe8

SHA1
6c8f3912b7a21f5a077bc340b867d435e89db537

SHA256
1e703c0dd141542b94ca95916731477662225cfe0fe46522ca96b1b3092ab250

SHA512
55fe9f901988343baf9ac8e6c53d7cead2ccfa8fb388ce7d6857a022ffcd7fcffd07190d5c2473f386ca2a8a53c6f3c23f39f6f38821f687801493e8b922ba89

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/4068-26-0x0000000009D20000-0x0000000009D70000-memory.dmp

Filesize
320KB

Download