9deddc0e94c30eedbaf9860f450ec333cfbd659309cba64db7066b906facd0b1

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 20:59

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General

Target

6605c5fbdf45b1ca8b700e975df6519e.pdf
Size

83KB
MD5

6605c5fbdf45b1ca8b700e975df6519e
SHA1

942adde9ae388ea249c8982ec75f3ac57e085056
SHA256

9deddc0e94c30eedbaf9860f450ec333cfbd659309cba64db7066b906facd0b1
SHA512

81a567cff5b9f981424fbf747a4afac2377faa9fec76446b5d0413ae3dd6c0b843b7f14e52a38e0830c2bf9403b2cfbbd58a7b23faaf05cd2cd3dd7ef1cf3271
SSDEEP

1536:wBi81oHL4H9lYRyYKhcmon3VkLkVaZ7gGDGqCW8pOGT/hFIW/TXIELvI0:H8669lY33V4kVaT5GbhFrI2/

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1900	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe
1900	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 4656	1900	AcroRd32.exe	90
PID 1900 wrote to memory of 4656	1900	AcroRd32.exe	90
PID 1900 wrote to memory of 4656	1900	AcroRd32.exe	90
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 968	4656	RdrCEF.exe	93
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94
PID 4656 wrote to memory of 1264	4656	RdrCEF.exe	94

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\6605c5fbdf45b1ca8b700e975df6519e.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:1900
- 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:4656
- - 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=53F0E5402F6DF8FCF0719B3B24D5AFDE --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:968
- - 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=8F61919AACB9568C4B2B24889D6780B6 --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=8F61919AACB9568C4B2B24889D6780B6 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --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=5D8FBF835DC8654E6694433C0541AEB5 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4332
- - 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=7F67025C573F43428ED3F0178F52ECD8 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1168
- - 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=03ABA2F8353287E3631E947900CBEDD0 --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=03ABA2F8353287E3631E947900CBEDD0 --renderer-client-id=6 --mojo-platform-channel-handle=2140 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4848
- - 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=24FC38F652C3C06EE8364DC8A6EF8292 --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1712

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1668

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
4a9aa6cfb56773340cbfb78897e103cd

SHA1
8e22f2c33cffcaf32fcd0dd23d6a89ea19ff7732

SHA256
69fa6aef03e2dca2be23bd274afa9846419f0ecf5780ae127a64fa5fcd6a4c96

SHA512
eb071480d2989379c8225f372b47d21f6b3e7038c9ae2a4b2c6890ffb3abefea2ede3303d2014962f444324efa7944f179d060e91361d3400b211af1737bacf4

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