89cca0f913a7167268780faacb20bdae1572c99e6fcb31b812276c8d5ea7763f

Analysis

max time kernel
100s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2024, 18:33

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General

Target

fb7bbe0e00e8dfdeb39209207cfc84e0N.pdf
Size

374KB
MD5

fb7bbe0e00e8dfdeb39209207cfc84e0
SHA1

8ef6dc7a09cae979ab7faca22ebe02672092fef8
SHA256

89cca0f913a7167268780faacb20bdae1572c99e6fcb31b812276c8d5ea7763f
SHA512

f6a5c64221382f2ecdee6fd87bfffffba63f4ee805bb72ccd8c8494d7377a808d8981f0b36a145ce156b1d5ae534062c7687cab214048038729df9bf139993f3
SSDEEP

6144:BveNDdNJ6leM078HymhumaoM7zKwifnn2SAr/Al1QRUcaz25vdepygIBeuZv/:BvCOIsFhxaoMPAn2//Q1xz2Y5tuN

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-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe
800	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 800 wrote to memory of 1080	800	AcroRd32.exe	89
PID 800 wrote to memory of 1080	800	AcroRd32.exe	89
PID 800 wrote to memory of 1080	800	AcroRd32.exe	89
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 2964	1080	RdrCEF.exe	90
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91
PID 1080 wrote to memory of 3100	1080	RdrCEF.exe	91

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\fb7bbe0e00e8dfdeb39209207cfc84e0N.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:800
- 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:1080
- - 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=DF45D963527EDD17AFDCDF3904C8EE84 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2964
- - 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=BBC32DE7510C0004FD672E85F8401D99 --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=BBC32DE7510C0004FD672E85F8401D99 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3100
- - 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=90D9884BB25084C24D5BC9F9F0277D83 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2180
- - 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=2D5BDFEA42CF2EB474EE78C3DBEE0434 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4572
- - 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=173AACE4AFACFD12739E8D06F0FAA632 --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=173AACE4AFACFD12739E8D06F0FAA632 --renderer-client-id=6 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3656
- - 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=61F12F32C7F4390CBDB44CF3E11A27E8 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4748

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4868

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
f273ee1b8affdd4890b86025fcfddc82

SHA1
30778587dd44ad11093375b9979254992b618691

SHA256
c15acca95f089fad4249f67717c29925a537195c8b08dcf9c49b34dc520c9f92

SHA512
584ddd8e6108abf86b2375895d55f30b18fc6a76bee4e931b4c5b61c236ccbf78b21b313a167c6ca41494dce1b13a3485b7a9e78195b810e97b79f53f3da86a0

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