f2fc7d6b7cfae810adf2ffa4d961ba67cf6711325f2bdbe252523cd72fade74d

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
29/12/2023, 20:30

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General

Target

032c4578ccf95679bf39f649011911eb.pdf
Size

88KB
MD5

032c4578ccf95679bf39f649011911eb
SHA1

5d0ed58f0781f9bd9d8f540cee29697cb0f74ea6
SHA256

f2fc7d6b7cfae810adf2ffa4d961ba67cf6711325f2bdbe252523cd72fade74d
SHA512

913eaadeebe62b4b15e76b197cc5d34d4d96f1eefd8061a28e11e98265843a55a9f6d3b047e4eace983869f4cd63c25ce8121a660dbeda39a1f10d424ba189b4
SSDEEP

1536:+fkrv7MMAN16qYcJsT/Ymbf2Tan702VxCuWGpOKCWzHYHohKki/n/us++:qkrTEwqA7Yu2Tan77VxUKJHYIok8n/uQ

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3972	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe
3972	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3972 wrote to memory of 880	3972	AcroRd32.exe	94
PID 3972 wrote to memory of 880	3972	AcroRd32.exe	94
PID 3972 wrote to memory of 880	3972	AcroRd32.exe	94
PID 3972 wrote to memory of 408	3972	AcroRd32.exe	98
PID 3972 wrote to memory of 408	3972	AcroRd32.exe	98
PID 3972 wrote to memory of 408	3972	AcroRd32.exe	98
PID 3972 wrote to memory of 904	3972	AcroRd32.exe	100
PID 3972 wrote to memory of 904	3972	AcroRd32.exe	100
PID 3972 wrote to memory of 904	3972	AcroRd32.exe	100
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 2960	904	RdrCEF.exe	101
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102
PID 904 wrote to memory of 616	904	RdrCEF.exe	102

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\032c4578ccf95679bf39f649011911eb.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: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" --backgroundcolor=16514043
  2⤵
  PID:880
- 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:408
- 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:904
- - 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=28ACCAB97C3702F83586F647B96FA9F3 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2960
- - 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=DCF3CE385D5727B0B9F7ADB5901E7ABD --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=DCF3CE385D5727B0B9F7ADB5901E7ABD --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:616
- - 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=B0DDB25DF3B8D1018BFF7AE5703536B6 --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=B0DDB25DF3B8D1018BFF7AE5703536B6 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1940
- - 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=CA076EBD2A10859374D46256457D31BC --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=476372CBCDE58F5F87F5F6F7AF65B785 --mojo-platform-channel-handle=1796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2980
- - 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=4051D0EE1C7BB0AD3DD4B2008B6B3049 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1296
- 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:1032

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:100

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
9KB

MD5
c37d6ec06e533a9e3a7c3076c41d5bc4

SHA1
5366f54b94a528cf604d5be0ddbf91cfb7f16c19

SHA256
56763cae112b078c70a75a168697d3985c35a500982c35a248adedb6c8fc10cc

SHA512
839c49e443a463116e7b9fc51d029593281f4f61c808290c581cb39b9186213ec03e3f01e388680768b893b45c09f08d06c6815605b86518ec1c715eb4525644

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

Filesize
64KB

MD5
211073645c0ee6f0c5946bd0b258f7ba

SHA1
4c0cc6bfb309ce4c1d63351759048f604d6d4eb5

SHA256
54bf7031fa088edeabb496a537c19334cede42a3afa6e7b6f6721011ab63c238

SHA512
084ad7de96be6f4a16b883ca0e6571585ac56a50fcfcec18c91e716806249b21112f5ab19ed04f7d69ef2a56dff07b925e3425eda570a77092184aaa7fa23a39

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit