9284307288df550291420fa72e1d44b14d0d36efdf7c49959e7871a4aa38a2b2

Analysis

max time kernel
142s
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
18/02/2024, 21:12

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General

Target

9284307288df550291420fa72e1d44b14d0d36efdf7c49959e7871a4aa38a2b2.pdf
Size

25KB
MD5

4656d1cf17b5849f6e6a8e863cda2684
SHA1

e70d9985254a1a1ba756827e187bf063b81f9a3d
SHA256

9284307288df550291420fa72e1d44b14d0d36efdf7c49959e7871a4aa38a2b2
SHA512

6c3040d3c00137a1a0592a6a493b8398c257cc6d31b1464edae4b8fe44dc0ac0c0bf9aaf2eb97c72fa764cb85dc29a07f6241fa1ac41164e8725ff223b8d05f6
SSDEEP

384:q/Lc3eOtLU1AfPlvkOR6v2gB16jh4K5vQonv0U0EG4IDvVkI:q/wOEQ1AfPCOR6v/Wjh4oIVkI

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5024	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe
5024	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5024 wrote to memory of 1196	5024	AcroRd32.exe	86
PID 5024 wrote to memory of 1196	5024	AcroRd32.exe	86
PID 5024 wrote to memory of 1196	5024	AcroRd32.exe	86
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2248	1196	RdrCEF.exe	87
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88
PID 1196 wrote to memory of 2096	1196	RdrCEF.exe	88

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\9284307288df550291420fa72e1d44b14d0d36efdf7c49959e7871a4aa38a2b2.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:5024
- 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:1196
- - 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=EEB14D2D670D73B06042F3C3BE8C28CE --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2248
- - 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=219406E23897BA6C53ACF0FEEE3BEE3F --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=219406E23897BA6C53ACF0FEEE3BEE3F --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2096
- - 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=AB4181F5D41385B95BB552913A45B90C --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2252
- - 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=F279175B35EE6394569C349AF7E4DC35 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4508
- - 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=D3CA52D04221B224810F940644063E2E --mojo-platform-channel-handle=2396 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2620
- - 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=52764AFC1751C2BA4FF4D11608B91879 --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=52764AFC1751C2BA4FF4D11608B91879 --renderer-client-id=7 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1716

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1892

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
f8608ff9e5fb5c94fe6744aaf097b50e

SHA1
39ced303b15a04a9d13488dfeb8d9af65190c645

SHA256
34d6b8aa6cb494b348a2d9180ce9e2971e66437f5f0952b59d2a19bcecd421f4

SHA512
3fd3f5ab5dd80083338b5f148824e4e27d45f7f7d56bfd58977c15985a9be71e83ccc15bff42bc6e378c1a5b19417480ba072e477123082a674f518396670fd3

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