c2078c7d4719a5fd59b87ffb8ccc2e0df863b8dc3f180e44ccaf89d9a60e3981

Analysis

max time kernel
148s
max time network
170s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 21:30

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General

Target

1d0e35847265afcd666bca2ff34684dc.pdf
Size

86KB
MD5

1d0e35847265afcd666bca2ff34684dc
SHA1

2850d17899d9f2beecc8a37e91403910108e85ea
SHA256

c2078c7d4719a5fd59b87ffb8ccc2e0df863b8dc3f180e44ccaf89d9a60e3981
SHA512

833c846b2acd8d6daac0675acfea3be3ce1dc11b5e12cc5e7bc8ce41ffa6399308c9f808a14ee147f2156599527065bdd401358be55ee8d93cc2f0785582d0a9
SSDEEP

1536:+j9TAyi8TW9G/Zbuwk1OKWIEhsuuoqq+JLwiWR8wkBUQm5WOpOaZOtKnYB:4i8C9G/Zb8NWIIs/hJMEibyaZOtRB

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe
4556	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 4484	4556	AcroRd32.exe	92
PID 4556 wrote to memory of 4484	4556	AcroRd32.exe	92
PID 4556 wrote to memory of 4484	4556	AcroRd32.exe	92
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4420	4484	RdrCEF.exe	95
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	RdrCEF.exe	96
PID 4484 wrote to memory of 4644	4484	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\1d0e35847265afcd666bca2ff34684dc.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:4556
- 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:4484
- - 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=7CB7DCC34AF7E0F481472C427CE9A154 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4420
- - 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=CFC00D0D16DFCE789D27E4DF5E5CF75A --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=CFC00D0D16DFCE789D27E4DF5E5CF75A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4644
- - 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=B4808661B45233479DF385087D4CE06B --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4536
- - 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=601198F1960CCFE03344053F4709D598 --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=601198F1960CCFE03344053F4709D598 --renderer-client-id=5 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2356
- - 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=BB429C48FEB0EF29F2AFD5A9A0DE7824 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4772
- - 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=931E4F1E7551066BE8CA3030362F82F3 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4108

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2580

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
f12478ca22fd39f91a468ceed93df58f

SHA1
d72cbe4a7f07f86fb057f9ef5de26c382bdb8b06

SHA256
1e797a7f25a53dee85cc126b71f47b358b2d9fec772b78ed8bb7f41a0c652033

SHA512
ac61ad76693984554e0b487f5c8e5a723a7c224408459c6f04cc6dfad91ea1b31db422ee2c17ecd1f732889d1761daf523993f2396d1531d62b507a9626427fe

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/4556-28-0x000000000B120000-0x000000000B141000-memory.dmp

Filesize
132KB

Download