8eeddfbb0dc028c956d2f5dc64a8775ae8c617ff0bae8c89c5c5040590590b98

Analysis

max time kernel
142s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 22:08

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General

Target

6628679cec647b7321db8d06ac43e2fe.pdf
Size

89KB
MD5

6628679cec647b7321db8d06ac43e2fe
SHA1

b0388aec16960a1e9ce10fddf7ec04f5c687b2fc
SHA256

8eeddfbb0dc028c956d2f5dc64a8775ae8c617ff0bae8c89c5c5040590590b98
SHA512

1ae20802e398c8a1f35074073ce4c7a058b35908209c37db71ba93a17da542d84187a609ca67a83a3cdc62aaac61065359b787ecffe87b7d8cf45a0f5cb2fb70
SSDEEP

1536:X86wuXAPR54neINN8ZIZWkzXMHQ0g66Myc+EHRweWFS8jURsb0nmWgi6+:ffXAHCUGLXmJg6J+ExweWFGRw0nmY

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 400	1484	AcroRd32.exe	98
PID 1484 wrote to memory of 400	1484	AcroRd32.exe	98
PID 1484 wrote to memory of 400	1484	AcroRd32.exe	98
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4884	400	RdrCEF.exe	99
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100
PID 400 wrote to memory of 4464	400	RdrCEF.exe	100

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\6628679cec647b7321db8d06ac43e2fe.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:1484
- 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:400
- - 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=4F490B3A43301A7A032BB7A4D8A909F6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4884
- - 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=E0D0103D14C79B4ACD0F9919437F7C32 --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=E0D0103D14C79B4ACD0F9919437F7C32 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4464
- - 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=C1C01072BE97ECC1202A80FAE364E196 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3340
- - 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=432E45261F4C31DF80CA926773131BC7 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3168
- - 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=16CD0A64B26EE8D3D19CECED20DA385E --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1468
- - 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=0D55CBCF6A3A3720647E1EF29A91E3B6 --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=0D55CBCF6A3A3720647E1EF29A91E3B6 --renderer-client-id=7 --mojo-platform-channel-handle=2620 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:828

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1316

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
9f330f32347c904616bd0e93ff41fe0b

SHA1
541bb7b7daa130218d4978204460decf2f2e3710

SHA256
df953ddc228af687ac124a6f21ae83c06fb9b9ae112c33a2021ba8f7e30e3604

SHA512
33d0486eb3014b057372978bed8fe734ab341cb54718403e6b5ab110f591222705d2ef84ad9590de2aeacb4fb067a840f12e6d915e4154e05d3f372925a6a2b8

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