e82d7bfc92927d34f9367d5cb710a9e621a1913d719e407a6905d014d0e8e583

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 05:34

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General

Target

e546a54ad1797ca22734ee3095277bd0_NEIKI.pdf
Size

60KB
MD5

e546a54ad1797ca22734ee3095277bd0
SHA1

a06c5d34ded0c3539679952d7f355aa81685fbee
SHA256

e82d7bfc92927d34f9367d5cb710a9e621a1913d719e407a6905d014d0e8e583
SHA512

ab8da77cf3d7017211c7b7f8c586831a2f8891dabe8a65081c12ab697be227123e7e98c77fbcad0f8358812f992d5911c28e3cb964c9f5549c872e535b6341d5
SSDEEP

1536:5wfiwdCz+7kt4NWua9naEvwwGsRWeYP82DLRKvO:TuCz+7G4I0Evms4kuRcO

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-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
996	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe
996	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 2440	996	AcroRd32.exe	86
PID 996 wrote to memory of 2440	996	AcroRd32.exe	86
PID 996 wrote to memory of 2440	996	AcroRd32.exe	86
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 828	2440	RdrCEF.exe	87
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88
PID 2440 wrote to memory of 4016	2440	RdrCEF.exe	88

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\e546a54ad1797ca22734ee3095277bd0_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:996
- 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:2440
- - 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=77D5565BDF7FEA42FDD352DE21775E46 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:828
- - 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=D09186366A78963A94757831B2D6337C --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=D09186366A78963A94757831B2D6337C --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4016
- - 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=038918C09325A7EC126983478902F51E --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2964
- - 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=7FD0796A7E2758915D5B3AD5FCA8F5D3 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4804
- - 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=A89DF4FF1218A098AC6BBE212181B564 --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=A89DF4FF1218A098AC6BBE212181B564 --renderer-client-id=6 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4400
- - 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=3808B7F8B2A5FA5DF3038FE3CADF4367 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3224

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3868

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
d9c4a60d43eed8d20a2abe11516edac3

SHA1
0b3d0b86a4dfd9470d396f5fe7a5eccaf77db074

SHA256
25def64ad4eb8b797802cdaad684f8d5199950c7e749ac790408bb0bda1d2630

SHA512
1a1bb8d7b20772a44a67ea700cc7cde27a1bad45b1b6e4fc4943a5cf859552ec5a0ada73e856ea9020c0eed7072c24ba73e1973065c441b557acc4b440f4bf88

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