324dcfc325bf877513fa40428264a23e7d585d5939cdd78870d3fd199a17bc3c

Analysis

max time kernel
143s
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
12/02/2024, 04:20

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General

Target

963b758132d538753158fe6a4434ff86.pdf
Size

81KB
MD5

963b758132d538753158fe6a4434ff86
SHA1

3ddd3fa4f46de7efb7dffd511fa327df8f3545a6
SHA256

324dcfc325bf877513fa40428264a23e7d585d5939cdd78870d3fd199a17bc3c
SHA512

2ad567f8bb2948f2b8bb8fa513e703ac62953a4584cdfac6b861f611e7acc84839ba1933ada56c6b9e1ba01c61e4b0ba4ad5042f5a24ba71550b73bd3ac41744
SSDEEP

1536:x74R7HVNN1zxsfRdopHByPwbVOpqju4aSmwjxLrUwWuWkE1yGW6pOu2c9P1xMJt1:Zu71iCHB+aEpUVaSrxEwh4yDu2kk

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1552	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe
1552	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 4744	1552	AcroRd32.exe	84
PID 1552 wrote to memory of 4744	1552	AcroRd32.exe	84
PID 1552 wrote to memory of 4744	1552	AcroRd32.exe	84
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 1604	4744	RdrCEF.exe	85
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86
PID 4744 wrote to memory of 2300	4744	RdrCEF.exe	86

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\963b758132d538753158fe6a4434ff86.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:1552
- 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:4744
- - 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=C52A16D75A2B23C5ED09F0D4DCE96C6F --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1604
- - 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=78B3D17BD3F89AD22CF6C441A136017F --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=78B3D17BD3F89AD22CF6C441A136017F --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2300
- - 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=BCAD13689E7D76B6EE58AA949E5917FE --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=BCAD13689E7D76B6EE58AA949E5917FE --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4712
- - 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=26D043F923B3B1A66B20F6048C74317D --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3088
- - 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=67EEE867D3D35B2E4DFB52C80175ACC4 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2512
- - 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=C2377A94FDA862B4B7662EB86BD9E929 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3008

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2296

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
8d41de42374aeb232fad3150d852ed3b

SHA1
34005727ee4f3fce1e1e0be3a76616e785c117a2

SHA256
90c02dac0d99b02fc72356adb416f8ef8d0102f73a6fca2c8c83a191f545dd36

SHA512
b4616e7b5c5b1a306dea549adb0125e6c9b786c24e2e6c64e629d2f5f14a8cef6039c673fffae3acb0361c17cbd17b8f764c8dea8b8f9d7624ef6cea0e219f30

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