dfa970e935d340bee712808c08f7dd42bc90e1a7f67f2dbf74f068132369fb1f

Analysis

max time kernel
140s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
26/04/2023, 03:30

Sharing

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General

Target

HIGHSPEED 400.00.pdf
Size

410KB
MD5

4c7b59dd80f40d4f399b30eda5d0269d
SHA1

6e12a62962cb11ee468ce8d22a471173d98a755b
SHA256

dfa970e935d340bee712808c08f7dd42bc90e1a7f67f2dbf74f068132369fb1f
SHA512

f3f75f4c5f686ccf8a17895479387022deb9ebfe8473e61c9e53fc8bd20afb2916e8814af0da1b7c4e767bb33fc14a1d3d70a8e5cca43b403b1cce837cccf0c9
SSDEEP

6144:q5TJF2kQGyQezZRTHO9SRKsvyzU1wHHf6wQwu/XcmPWHOUS54rfKYVD:sJFoQe1Ri9ah0UCf5ocaUOqPD

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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1264	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 3876	1264	AcroRd32.exe	86
PID 1264 wrote to memory of 3876	1264	AcroRd32.exe	86
PID 1264 wrote to memory of 3876	1264	AcroRd32.exe	86
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 3344	3876	RdrCEF.exe	88
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 4888	3876	RdrCEF.exe	89

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\HIGHSPEED 400.00.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:1264
- 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:3876
- - 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=3A4DCD041D4CF1AE23E884AEBEBD3932 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3344
- - 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=0FBB5914077065947B27902A39A76993 --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=2 --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=0FBB5914077065947B27902A39A76993 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4888
- - 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=9EC721D8E2E8E1F10DC6B98E4A0FCEA8 --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=2 --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=9EC721D8E2E8E1F10DC6B98E4A0FCEA8 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2488
- - 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=06AB7BA5997CE31399712584B974CDAC --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4872
- - 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=DCBC52F427F5D6C02C7E5AA434D7974B --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3384
- - 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=E4EB6C159948A07425B4A89FDC36324D --mojo-platform-channel-handle=2484 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2152

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1644

Network

MITRE ATT&CK Enterprise v6

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
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
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
6fb10a1c7b8a3bbdaee3a730830a79c9

SHA1
973d977ff8d213527f000c72660c850880009b24

SHA256
1694df0d5ab646cc8d3bab6ecfcaa47c34c1be74dee2d6bfac95784fd747fbda

SHA512
daca5b0b60c9f6671cfb26510a776353d2c4e194d1a7933751dad24f139987f6f22976cdb11bc90abb8aa68d2d444749bc758726a48dae7934e262abc01f3515

Download Submit