5cd9d2ac04af7f07b8d67e747416dbdaeeaaf262e6a58cf73b8d6d7fd91fda67

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
12-02-2024 12:30

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General

Target

9728132116d0b7079dde2c9146730665.pdf
Size

71KB
MD5

9728132116d0b7079dde2c9146730665
SHA1

37fd7de3d463e5c4f06659462cd38c88c6ccca02
SHA256

5cd9d2ac04af7f07b8d67e747416dbdaeeaaf262e6a58cf73b8d6d7fd91fda67
SHA512

a569aeff0b46c0664cadd09ada7081010dbaeae8facbb7651142c97bb8a91f29e83ebeabaca82307ec7e7fe476480f67ddaed6704bad48d515fa6a77a38a8340
SSDEEP

1536:FCMkATqPz5HYZLcPE/8yPnW++x0LP3ynWGpOKCWDYfp9QMo6/po:wMpyHYME/8yPnauL/K9Yfp9QR6q

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1844	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1844 wrote to memory of 3764	1844	AcroRd32.exe	84
PID 1844 wrote to memory of 3764	1844	AcroRd32.exe	84
PID 1844 wrote to memory of 3764	1844	AcroRd32.exe	84
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 2348	3764	RdrCEF.exe	85
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	RdrCEF.exe	86
PID 3764 wrote to memory of 1388	3764	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\9728132116d0b7079dde2c9146730665.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:1844
- 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:3764
- - 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=8C670E11F80ED4CF478E9D8163C7A513 --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=8C670E11F80ED4CF478E9D8163C7A513 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2348
- - 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=166EB6654A673057F103024887B978EC --mojo-platform-channel-handle=1776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1388
- - 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=DA404720A73EAC5168D2CFEC8E5774A2 --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=DA404720A73EAC5168D2CFEC8E5774A2 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2092
- - 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=9DF437FB673E7C616385483886AFE4C5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2408
- - 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=0F157E677A95DAB71BF02D1C60E5BD05 --mojo-platform-channel-handle=2088 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3112
- - 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=F2469520747E9D391645071E5785A9F7 --mojo-platform-channel-handle=2092 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3828

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
97235ad6257a78c9f356a2a48e31d48c

SHA1
63e335cf10f070f9067e8d41688add18290ed79b

SHA256
6575d0252842939222dfdd494037ea33835f0af004f421d5a9777d81cfb2b4a4

SHA512
4b17fd5181d3ad49e95c289a5d5505932138cd07984d2ada39ad3d064102d63d4dd4491bb159980c803a4fb4ec563d8ad0ba75a8c3db22dc10025f43e389bd32

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
memory/1844-28-0x000000000AFD0000-0x000000000AFF1000-memory.dmp

Filesize
132KB

Download