531b07de2c3e177eb548fec9de478ee85b5318ea3d43e1a3ed56343a583ef645

Analysis

max time kernel
150s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
06-08-2023 16:06

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General

Target

virus.pdf
Size

29KB
MD5

555e68afdc022b4a9f3d31b235eb319d
SHA1

e65ddde00a8d8739b78ce7140b872648396f5621
SHA256

531b07de2c3e177eb548fec9de478ee85b5318ea3d43e1a3ed56343a583ef645
SHA512

5f6047893b7222da9576b2a8cfba37559b662dee9ce09f0a2274ff040910c5abc5b980248b7995427109ac5a8630aa3b7066aa6fd305655509d0e89aff916520
SSDEEP

768:H+E0NQaEqyiUkOTGUZj6yvdEvFPYY6IuV52lnvUlzbNeopumWrd5NqXIdWaOJw:spfvFPYY6IuV5OvOmiaOJw

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4860	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4860 wrote to memory of 2416	4860	AcroRd32.exe	86
PID 4860 wrote to memory of 2416	4860	AcroRd32.exe	86
PID 4860 wrote to memory of 2416	4860	AcroRd32.exe	86
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3504	2416	RdrCEF.exe	88
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	RdrCEF.exe	89
PID 2416 wrote to memory of 3508	2416	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\virus.pdf"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4860
- 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:2416
- - 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=44E8BD09E663663384963B7ED21036A7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3504
- - 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=D07EE84C1BC96CC4DA7AD143DCF7B20A --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=D07EE84C1BC96CC4DA7AD143DCF7B20A --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3508
- - 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=A0E0E3B4182A5CA74D102D9C5E030685 --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=A0E0E3B4182A5CA74D102D9C5E030685 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4392
- - 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=5974CAD4EC04F71D960ABBFE1D480E68 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2592
- - 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=C53DA79F0212F470A6AB34E0AEF103F6 --mojo-platform-channel-handle=2748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1756
- - 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=20D631C8F668A169B454A4429B0C348E --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3756

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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
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
78d16de1e121f4880fefddccd0d917b3

SHA1
5e743ef09d95442bf4170f152920038a72a19281

SHA256
3c0ae1adf7704ca6f038fd684a003fd8b2b6ad41e58b5dbb9d02c23330bcabdc

SHA512
8053cb013cb262126d18c207b3fd15492a5c3682ffbf1522d5fa5d496e8a8e7223e29cc66c3bd4135253438bd746cac7fd7815a33de0b6cc7855e22b71bc4218

Download Submit