aaf58b577e324cdd01a677627247810a8e74a24d82b911dda0ee7932d7942fd3

Analysis

max time kernel
133s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 04:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f34d9304e68bcded098d5e986d86f4a0_NEIKI.pdf
Size

61KB
MD5

f34d9304e68bcded098d5e986d86f4a0
SHA1

985741e6ec55221f5b1e646b6456657fd0854eb0
SHA256

aaf58b577e324cdd01a677627247810a8e74a24d82b911dda0ee7932d7942fd3
SHA512

475ada8565b51fbd0ae77903cc8d9c3342ffe31298ba6c747a163571a97bfd8dc722958452a1b3a856deef3d982a4f077b4aec1436d07ae84414548f592d57a8
SSDEEP

768:Vzsz1povHz2s7f6Wz0H+qQRdEIZjQ6TdBKWtPSiMV0z/YJuft9y6rl3wJI85N7uF:mNiwuFaJpi2SFYLpgZbPCr5mZopSh

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1896	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe
1896	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 2540	1896	AcroRd32.exe	95
PID 1896 wrote to memory of 2540	1896	AcroRd32.exe	95
PID 1896 wrote to memory of 2540	1896	AcroRd32.exe	95
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 2832	2540	RdrCEF.exe	96
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	RdrCEF.exe	97
PID 2540 wrote to memory of 1124	2540	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\f34d9304e68bcded098d5e986d86f4a0_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:1896
- 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:2540
- - 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=D5D596789ABEA76C3D31339646E1D7B7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2832
- - 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=B326AEAA6E1A1A2FE0B1F23AC76E99E3 --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=B326AEAA6E1A1A2FE0B1F23AC76E99E3 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1124
- - 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=32D95F9A65E682C9DE5908533C6B5E38 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2080
- - 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=11D021113D005734AC429EC3DB7800A5 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4436
- - 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=9750221734E8328A727CB000CAD1B189 --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=9750221734E8328A727CB000CAD1B189 --renderer-client-id=6 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2740
- - 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=D3A53D149C3D2815CB5B2B50BC2D9D75 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2452

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2004

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3804,i,6166776566165096562,4582328833313060853,262144 --variations-seed-version --mojo-platform-channel-handle=4108 /prefetch:8
1⤵
PID:2744

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
0fc2985b34682cbc72aed1d6e54c72d0

SHA1
ff0a5c417ddab252855c33e60aeae98c3936a5ca

SHA256
c143f3a409c765cc70703d445fcd6935c6a8a4719c2321a6e44291d284522126

SHA512
21f15b2acf58c3a8c7c877c80e39f7a3ec7046fb90dd1f5852b06888fdd7b154fefd2e8e070f1899ea1c15a23c8de27b989b0af52b3ec716c01f0d7a42e7e66e

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