533ea79fcfb0723f5e37359c9fe22daf8374c432f406de2fd2825eda4fa3774b

Analysis

max time kernel
167s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2023, 10:58

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General

Target

NEAS.cdc45232bc269c02c9c4ebd215bb28a0.pdf
Size

34KB
MD5

cdc45232bc269c02c9c4ebd215bb28a0
SHA1

c19d8e099aa7d0af791418b4da228a1e62494f6c
SHA256

533ea79fcfb0723f5e37359c9fe22daf8374c432f406de2fd2825eda4fa3774b
SHA512

71b3799292a3e599730a406f9ac2b3ad05038b6137bf19d607cc8595cf5ca9f9d5b48968343727d6b3e7cf949aea7877e10efc4ff8d77e9bad645aec4d0f1b04
SSDEEP

768:5wdd3cgDSA0XHMbAAOIMihtKkpCKUuKpEOVgSNlllJmlA0L:eddsgosbP9F3FpCKU5EOVl+A0L

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-1-5-21-1926387074-3400613176-3566796709-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 1236	2940	AcroRd32.exe	88
PID 2940 wrote to memory of 1236	2940	AcroRd32.exe	88
PID 2940 wrote to memory of 1236	2940	AcroRd32.exe	88
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 4828	1236	RdrCEF.exe	89
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90
PID 1236 wrote to memory of 2232	1236	RdrCEF.exe	90

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\NEAS.cdc45232bc269c02c9c4ebd215bb28a0.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:2940
- 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:1236
- - 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=D943FB5956E2AF840C0C67BD74C77978 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4828
- - 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=CBD5FC27C636ED853486905BA2B36BE9 --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=CBD5FC27C636ED853486905BA2B36BE9 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2232
- - 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=CAE5CE69B508799FA87C32C2B3E634E2 --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=CAE5CE69B508799FA87C32C2B3E634E2 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4156
- - 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=E744933FAD9FF28E6D8693B90CDF0EE2 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:988
- - 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=0526A25CF0B6DCFB5AA1635EEB03F776 --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3668
- - 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=DA36306F97741AE48773A9D5BF693E0C --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4508

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4804

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
31db7bba07e42e95278ff3a6d6c4c170

SHA1
8bc451d3fe02233e8aecfacd474bc063b732bee7

SHA256
34f1b48a43d9862973e5c29078bd2c1c52889495d27b27fff6d323edea0bfea8

SHA512
1ace0da0bd4175e4f45e96b11cf69b43d5a9c23cec2ad74c500aaf40605b7185fcca49f7bc25a31b6a1f6a5b41ed6539661cc09c627edf9a32397c62ab3cb7fb

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