ad15ee583798c0a1f31f5e6f7deed041df54576dc8ad4b765ff23ad3be8e133d

Analysis

max time kernel
140s
max time network
136s
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, 22:19

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General

Target

7656065aaecf74e5cacf46e0e8f1f4a0_NEIKI.pdf
Size

173KB
MD5

7656065aaecf74e5cacf46e0e8f1f4a0
SHA1

83af61912e22cf72adf66f18daa5f33709437b22
SHA256

ad15ee583798c0a1f31f5e6f7deed041df54576dc8ad4b765ff23ad3be8e133d
SHA512

deaa94c32f43b0d31ae2af18b4668cf420b23dadf0561f5937d049524b5706a40e6577fcaa462d3e17f5601fc9fa37f5ef2193ebd6b977d7f9b0734245e1c6d2
SSDEEP

3072:ZZV2rWObMnqxeadwPHVHSxDZMBxbAIMYYuMU8W8xTj7ExLZbf:ZCWPnGGyZyOeMJ9XsLZL

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 232	1484	AcroRd32.exe	94
PID 1484 wrote to memory of 232	1484	AcroRd32.exe	94
PID 1484 wrote to memory of 232	1484	AcroRd32.exe	94
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 4216	232	RdrCEF.exe	95
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96
PID 232 wrote to memory of 832	232	RdrCEF.exe	96

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\7656065aaecf74e5cacf46e0e8f1f4a0_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:1484
- 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:232
- - 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=5D4A239BFA252F8663456D33B8C500CD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4216
- - 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=564F0C452E7602174B8E607ED857BDE9 --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=564F0C452E7602174B8E607ED857BDE9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:832
- - 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=38DE2774DC83BC46C56F160A25C0DE4B --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2908
- - 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=1B572B74BAEA42801CA04BCEBC6414F0 --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=1B572B74BAEA42801CA04BCEBC6414F0 --renderer-client-id=5 --mojo-platform-channel-handle=1880 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3456
- - 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=8CADB8868709BC0433F517A2946A9925 --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4900
- - 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=64FBE287CA6635DD27ED44AE9D940A05 --mojo-platform-channel-handle=2100 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4616

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
ede332eae33542bd1377c669209648c9

SHA1
e2f3b59c217bfb34f52800ce5d3522a909896c97

SHA256
a356e7b65cbeaaf17575bd9b0f5df7290e4d6e3763dac3b2bc2b09759ecbfbea

SHA512
e87f9b6b039bb818757677d2b386b2e1dded545930f883680ebac103129722d4c8802efa64eb73063e7e39f223cc61f7609f3d3fff0693536d25b52710482a4f

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