70713c0c83f926fec35eca317ac5d5fa5b8e3e412b4cdc07a71d6e0cf435b8c0

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09-07-2024 00:18

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General

Target

70713c0c83f926fec35eca317ac5d5fa5b8e3e412b4cdc07a71d6e0cf435b8c0.pdf
Size

79KB
MD5

76f0a700941295ef15c108f33c042cf3
SHA1

5453b796aabad73748feeda312696b84a1bc57bb
SHA256

70713c0c83f926fec35eca317ac5d5fa5b8e3e412b4cdc07a71d6e0cf435b8c0
SHA512

defce3c93d6264033d29809d3ca65ed8219925acf4314a4dc26eff2c90162113dbfce68b2e05f82ab3d27f5eda4d2939b2bfbfc876c354ad906f47b50471d48b
SSDEEP

1536:GX7ImW1mMnMnoyBS5GaaFSWvzpTGz4zcLXrQn9V1OZtFlXT:SEmvMM3BS5AcWW4oDrQ9VIZtT

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-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4968	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe
4968	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 2016	4968	AcroRd32.exe	85
PID 4968 wrote to memory of 2016	4968	AcroRd32.exe	85
PID 4968 wrote to memory of 2016	4968	AcroRd32.exe	85
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 4032	2016	RdrCEF.exe	86
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87
PID 2016 wrote to memory of 5076	2016	RdrCEF.exe	87

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\70713c0c83f926fec35eca317ac5d5fa5b8e3e412b4cdc07a71d6e0cf435b8c0.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:4968
- 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:2016
- - 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=35F795E2EF09B59E364873171B3F424A --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4032
- - 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=0B8CAE919B738E330B05804F82387EED --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=0B8CAE919B738E330B05804F82387EED --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5076
- - 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=069D9B649C4162BC84FCB1C80D31E0A6 --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=069D9B649C4162BC84FCB1C80D31E0A6 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3964
- - 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=1FADB169C01371D81732CD7184F87D8D --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1864
- - 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=BBD36B954F538E364E818D207F7ED67C --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1676
- - 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=D322FC07694ECC3DF72D0C1733A99B8E --mojo-platform-channel-handle=2112 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4076

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
a8120d4d592f1ffbd0d7878db31bb338

SHA1
b9c8a6712848f0d5a4a1a22dac6bca5b36f50620

SHA256
6c0322737c518978385183bb489ae63bcdddc2871a6c7206ffd7b83335603359

SHA512
e8e75298399649fcb3cdefa590434f73859b9426644cd16abb85df079a47ce48d56c78016c54b3fe0b7f637a881d698cba7d8941d8b3dda00e2eec8e169815bb

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