20bd3a6b9c4957829892cfe296057fe10c0aa99b937ed8ae008034895d92bdbb

Analysis

max time kernel
130s
max time network
135s
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, 04:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cf7d96ead9e2bb2d4984c9a69a9389d0_NEIKI.pdf
Size

5KB
MD5

cf7d96ead9e2bb2d4984c9a69a9389d0
SHA1

13920d34e757d5f1cfe83c730b92f8b040403a76
SHA256

20bd3a6b9c4957829892cfe296057fe10c0aa99b937ed8ae008034895d92bdbb
SHA512

b59f562896d3f63ac28a128ac2694ab283f1d59ae835beb8fdccd870ab5f4918acde1aace7cef393b2bc53ae3afa3fc0e4c531ff294ac9c99ce972858ad62fa0
SSDEEP

96:UzArWHnhByvnXovemGGfl6aCvf0tbf0jPENN2DZXFiZmU7A:NrWHnEePTfl6aCvf0tbK9FiZmj

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
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3088	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe
3088	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 4816	3088	AcroRd32.exe	95
PID 3088 wrote to memory of 4816	3088	AcroRd32.exe	95
PID 3088 wrote to memory of 4816	3088	AcroRd32.exe	95
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 3772	4816	RdrCEF.exe	96
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	RdrCEF.exe	97
PID 4816 wrote to memory of 4424	4816	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\cf7d96ead9e2bb2d4984c9a69a9389d0_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:3088
- 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:4816
- - 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=21E8C5B7EB8435A3CA3469723DDA2501 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3772
- - 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=9BA89E65021A4A2569D04186BE013A28 --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=9BA89E65021A4A2569D04186BE013A28 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4424
- - 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=8BCA43A1E5BD60FFE32714327848BAA0 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2472
- - 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=8EB1C43DBB84384E277357B1A252DA0D --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=8EB1C43DBB84384E277357B1A252DA0D --renderer-client-id=5 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4712
- - 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=6A278A4E27ACFC28D8DD588C142E1B7C --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3128
- - 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=E5C96A5ECD3E8872355E6E7BD2F07B71 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:628

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2944

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
f790a33d2e85082f4fb5000fffcae33b

SHA1
c8e8dd7c58229f15845711501d007094eeb7bdf2

SHA256
7bede4b9549fdbe9f55108e6d323db0db3ff3a96749ae83b9eab56433c1fadec

SHA512
858ce10c95535c286301618c3e8df034ebc9bcafe2d2a355ec205f2faef589a9f5034e865b4ad2db6eccae8fb0ac7134d0a277f692b9b50b3ec7538089701077

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