89883671f0696387a183d3bdc91ff83468a33e6d637e1cf584dea823249916fb

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 18:11

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General

Target

9c5136dc99daf23f2cad57b9804cf5d3.pdf
Size

67KB
MD5

9c5136dc99daf23f2cad57b9804cf5d3
SHA1

41614884862a002fc905398d91649d60ca91b35d
SHA256

89883671f0696387a183d3bdc91ff83468a33e6d637e1cf584dea823249916fb
SHA512

83a073b804463cdee19bb1bae79efab365a582f0d47834b541ca5ec94f5706ccb17cbd00a622a2e72ca961d59104ed76ccb2ee5f503afc47206726c577edc59c
SSDEEP

1536:KclNV9IYuBem9v+h5vM/hvwg/4DvKZ2LtwKzZE+vYamZ5R6rwnZkOxISr:fVza2h5E/27DvF9zZpXmlGOxX

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2616	2764	AcroRd32.exe	88
PID 2764 wrote to memory of 2616	2764	AcroRd32.exe	88
PID 2764 wrote to memory of 2616	2764	AcroRd32.exe	88
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 3612	2616	RdrCEF.exe	89
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90
PID 2616 wrote to memory of 1580	2616	RdrCEF.exe	90

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\9c5136dc99daf23f2cad57b9804cf5d3.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:2764
- 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:2616
- - 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=8892F3AC581FAB6A4330A6FE6C26486B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3612
- - 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=85258D7DD534E779AF304A22DDA46E4F --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=85258D7DD534E779AF304A22DDA46E4F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1580
- - 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=7BA6EECA28305D47A7A1C4E071DF6CFF --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4836
- - 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=97FD0A88848E834CA167A40E3227006A --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4956
- - 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=507AA7833FFD6290891204AE82B1E7C5 --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=507AA7833FFD6290891204AE82B1E7C5 --renderer-client-id=6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4688
- - 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=444FAB33453D69228EB8E1D5A34D8B69 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2420

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
6df28f71c145ea3a2573917db737b721

SHA1
4d702f28092ca38a2426924f48c170f332821fd5

SHA256
19b6f46f215a18760c631e9395b36d1fcab7111f30d1f98c80e29019cd0b4272

SHA512
ec359f97dbada8642a90abaed3fc36bbc151022f10d0993c1f0ee489608bb235fae28e958d47cdcb901b0e9b012e79167a10d052d0057394c335303a3782f78b

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