fd0c99456c75dbfc87bc4aa4b3a9fd0e56d4dcbe9ec7a2b6f5c0472676951a48

Analysis

max time kernel
144s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 04:36

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General

Target

f21a98234cafacde6c308e6641834710_NEIKI.pdf
Size

83KB
MD5

f21a98234cafacde6c308e6641834710
SHA1

d92430c2ba9801057df16daed7876ff7b40186a6
SHA256

fd0c99456c75dbfc87bc4aa4b3a9fd0e56d4dcbe9ec7a2b6f5c0472676951a48
SHA512

4152f4f91f786bf78b876e6adfdbdfab05580d375c3803832566d19e133052a16702801d1f2fa6b49a4aef0d147b1ee5b2918e1c606775fcee2dcbbd9741e597
SSDEEP

1536:9x2Q0/DsbdavSwMG5oa8suVwDKYfZ7Yao9/W/+2Z17jyjNkWApO6MqdfXZ:7B0rmzE5o/sSg7YVf27kz6MOB

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-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2288	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe
2288	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 2860	2288	AcroRd32.exe	85
PID 2288 wrote to memory of 2860	2288	AcroRd32.exe	85
PID 2288 wrote to memory of 2860	2288	AcroRd32.exe	85
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 3104	2860	RdrCEF.exe	88
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89
PID 2860 wrote to memory of 2284	2860	RdrCEF.exe	89

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\f21a98234cafacde6c308e6641834710_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:2288
- 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:2860
- - 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=0BD33BC9D952216C6402725F6E173DB9 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3104
- - 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=6DD53B4BFB3AD2D68F765AA2F7585838 --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=6DD53B4BFB3AD2D68F765AA2F7585838 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2284
- - 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=CCC9BCAD53FBB2AA614CB70545FF20C3 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --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=AA39A86D81FF94BD11A1DFAB11B19AC1 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3848
- - 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=0337B93FA3A18491B1D6A26E0F500E91 --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=0337B93FA3A18491B1D6A26E0F500E91 --renderer-client-id=6 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3460
- - 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=274987D0CC8241271A2F0B02D335FCF0 --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3024

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
97bdb4ea01e1e2bc2017ab021a40ac84

SHA1
3f8894bfdc286bc8eba0665eea236cfcd89d8e07

SHA256
c080d81046aa1cbec42d3f17afb697cc795477e5e87448a1a79c46c542247830

SHA512
3807c73f843be56bf5fa64f4ca36ced79f14a899c0d655fa98c274786a3b150e7b02b1f5f7af0ebd7740eddf28afc2c6500d011409aeb53a9c10c6bd8a851499

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