ce6afbdb0878ea48c6af28f2d5188b2b0dc22d0cad619cc0941dc5ef4020bcfc

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 09:55

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General

Target

48a9e25d98ec8204664387b920fea1e9.pdf
Size

85KB
MD5

48a9e25d98ec8204664387b920fea1e9
SHA1

812d21a01a5866b1d7daa6e627550f2546ecb319
SHA256

ce6afbdb0878ea48c6af28f2d5188b2b0dc22d0cad619cc0941dc5ef4020bcfc
SHA512

9b3249f2d5d65567b0feb4c9a23b817447f2d0f7bf307f206295953f9922a274ce001ff1e83b1800aff7f0fcf7d2ce46e52b9fa3b23e0c4b1097f6e39aeacdee
SSDEEP

1536:Qqy6BTcRugSYTFZuKRYQKmOudvEOidrVqqsm8bzk3q6snkPzq16AWEvuAh3mdjIS:DrIugSYLuKhUtdnsm8c3kkPW4+h3ujIS

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 2068	4752	AcroRd32.exe	90
PID 4752 wrote to memory of 2068	4752	AcroRd32.exe	90
PID 4752 wrote to memory of 2068	4752	AcroRd32.exe	90
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 2628	2068	RdrCEF.exe	91
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92
PID 2068 wrote to memory of 1556	2068	RdrCEF.exe	92

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\48a9e25d98ec8204664387b920fea1e9.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:4752
- 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:2068
- - 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=DB0F40891709B2D88F3EB77A3F910CAD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2628
- - 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=BCEFF3379139D3F1C1EB134FCDDE5E99 --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=BCEFF3379139D3F1C1EB134FCDDE5E99 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1556
- - 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=825C7646E584CF84F5BD7F6EF9E97882 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2516
- - 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=3E4DE10484F3ED29ABFBF920192EF960 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1832
- - 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=ACF22E02F896B634FABA7CCA73C726D4 --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=ACF22E02F896B634FABA7CCA73C726D4 --renderer-client-id=6 --mojo-platform-channel-handle=2484 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1048
- - 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=6778D552774D7C6993C65D6B847ECBEE --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2120

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1128

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
1e8950bedc9c21fdfcaee5bfd79bfa91

SHA1
bb5d090431b3502e704b5ca98dc93156c464381b

SHA256
c4d40ff1d7a3e9f2e627018d5450163e4f6bc714debe9222f69a14d0289a0b29

SHA512
8ab4aef69ffe9ed66876b629bf8106074a9fee9f405d54cb53509c654ec4c1d70fc67beefa54453e81203c5a60a73d45401e212ed27ded258bf60c2b96655c11

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