b29512810aa3f0236b6633aded78e4b5b15939818ccec0349589b1720cf45181

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 19:23

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General

Target

019731145cfe784504510eb28b3c4af7.pdf
Size

34KB
MD5

019731145cfe784504510eb28b3c4af7
SHA1

282d45737a35aa05d6d0f429497ac9f23181f907
SHA256

b29512810aa3f0236b6633aded78e4b5b15939818ccec0349589b1720cf45181
SHA512

142a041594806f0889f4baf5d6ea09da60cc0b8d1220cf947f20503b14f3dc9c9c2bfe938fd5d821a77561fe6d439485f4824227701b77834755a10c049b1a20
SSDEEP

768:WiCBa+jw+XsBAfPy+CDJAO4T4PPrEDFs+8zQGpV12:Tka+jw+48PY6SPKtmV12

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1428	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe
1428	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 3224	1428	AcroRd32.exe	93
PID 1428 wrote to memory of 3224	1428	AcroRd32.exe	93
PID 1428 wrote to memory of 3224	1428	AcroRd32.exe	93
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 3740	3224	RdrCEF.exe	95
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96
PID 3224 wrote to memory of 4076	3224	RdrCEF.exe	96

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\019731145cfe784504510eb28b3c4af7.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:1428
- 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:3224
- - 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=2C2282580615A96BF36924D1B239B23C --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3740
- - 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=C9D53875B50DAEDB54B1C0D0D927ABED --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=C9D53875B50DAEDB54B1C0D0D927ABED --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4076
- - 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=74F746E17323CFEEFE480E7430E80E1D --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=74F746E17323CFEEFE480E7430E80E1D --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4760
- - 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=DD87FEFEDE44CD9FB0C51513FB9C2B81 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=C544DAC83CB9BB5B28B3B11267E9B277 --mojo-platform-channel-handle=2816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4996
- - 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=FA0034FE7DF8939C2F3F7CA5B38076CF --mojo-platform-channel-handle=2992 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2436

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

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Downloads

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

Filesize
64KB

MD5
61e186c7cf85ae5d50585fca55895390

SHA1
3bd62b6639563793a60b8407fa5fd134591388fd

SHA256
a99de0b09e8becd49f669855d2e0ad6c8967c3e33a4f0697cb3e36817fba259b

SHA512
c3caa73e09804cc3c2f73bb8d19dbb8644495d6ae86ab7db4f84ae763c76a40df8dec5da4af0226f44e6a4bd51bb8e3734234a6449e69b7a848e0f5d620cd6cd

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
memory/1428-27-0x0000000009EA0000-0x0000000009EC1000-memory.dmp

Filesize
132KB

Download