e361fdc998b4fe74b3e014fbd42650e62b5a0a2e207f4a361e8fe001450e08a0

Analysis

max time kernel
149s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 04:53

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General

Target

d7b64640f2a3049267b45940cd47a9e0_NEIKI.pdf
Size

654KB
MD5

d7b64640f2a3049267b45940cd47a9e0
SHA1

84584f6475080ec053e3245f2578dcb26b011dfd
SHA256

e361fdc998b4fe74b3e014fbd42650e62b5a0a2e207f4a361e8fe001450e08a0
SHA512

c2b3a273cb94a02ce156c61f12216147a0a1f4a757c87aceed49f7b9488b7b89a7f692dfed17f4b2e2a4f2efe1a66e0caa0d99d2775e6c585622183581bf0b38
SSDEEP

12288:VMeFGq4l/vYIWn4g+9lr7HVw67jtrKc6UWMJf/nES13l5t0G:VMiGNhv+Efxjj6ynF13l5t0G

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-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1336	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe
1336	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 4820	1336	AcroRd32.exe	95
PID 1336 wrote to memory of 4820	1336	AcroRd32.exe	95
PID 1336 wrote to memory of 4820	1336	AcroRd32.exe	95
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 2760	4820	RdrCEF.exe	96
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97
PID 4820 wrote to memory of 3388	4820	RdrCEF.exe	97

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\d7b64640f2a3049267b45940cd47a9e0_NEIKI.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:1336
- 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:4820
- - 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=14BC157C68E2659483318DBE599DC4C1 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2760
- - 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=DA1F9694430CC2D802105531504D542D --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=DA1F9694430CC2D802105531504D542D --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3388
- - 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=8B43A7FCC21F9269F0E8C0ADF05B0ADF --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080
- - 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=F529DCF4CA15C5A70BE7AFFFF722D37F --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2532
- - 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=A9E3FCDEC6BF2A0ED1562C671DD237D0 --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=A9E3FCDEC6BF2A0ED1562C671DD237D0 --renderer-client-id=6 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3828
- - 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=45B2A59BEAB1E95E35C07D08358C1E0A --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:400

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
c9eef9db342e077d64c806c344cb8d15

SHA1
12501e4358b1ab10ce7572ac2b054cfcec1ca86a

SHA256
6ffd8bfe7865374526a963c1be90f118f3da6b664776eb78f62f9c7dfbacb57a

SHA512
6d08cc8dc5b05b58690dd234a60ea9ff21e1f07b7a3f8c0a8c0f55b75ea67cbd68c858d7ff7257b2eb106cb1ab67b8a44b909e8887287d0a913859f266302a64

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