a2ce4be4f928a3c5c5df74b5a5dccbab79761873ec69f556bb68b0fc8766b8b1

Analysis

max time kernel
149s
max time network
152s
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, 00:05

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General

Target
a62c9e1967655fd2bc5c98f1516d89a0_NEIKI.pdf
Size 865KB
Sample240509-ac5tzafc5s
SHA256 a2ce4be4f928a3c5c5df74b5a5dccbab79761873ec69f556bb68b0fc8766b8b1
MD5 a62c9e1967655fd2bc5c98f1516d89a0
SHA1 43694d24e13fabde8861d7ce13c414274d8b0a17
SHA512 721afa098ccac527cbbeb1d9788750cb78a3da386d9a3a4b0546488134c80370438605e8d5c63a143dc86439f042f989d82cf3b31626a8267e1cdcb91da2004e
SSDEEP 12288:02QcOUglUM4VeRD7J1DnNBb5WXudRUWtpIhYLZ7m36lj5iDJJuE3xQ5gs9mkWuOs:02QcOTlUBVcXTH5Ukv9mej5tmkW3o
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 3044	940	AcroRd32.exe	87
PID 940 wrote to memory of 3044	940	AcroRd32.exe	87
PID 940 wrote to memory of 3044	940	AcroRd32.exe	87
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 3824	3044	RdrCEF.exe	88
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	RdrCEF.exe	89
PID 3044 wrote to memory of 2144	3044	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\a62c9e1967655fd2bc5c98f1516d89a0_NEIKI.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:940
- 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:3044
- - 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=10651F4F93DEF01F07352528E168A6B1 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3824
- - 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=091EE1A3031E1C1DA6F5C7A95B0A098E --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=091EE1A3031E1C1DA6F5C7A95B0A098E --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2144
- - 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=3DF89A92CBF83742D81EA211C0AB9736 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2520
- - 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=C5E66ECB7D2DA4E999B7C91773DE0467 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5000
- - 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=056C1766482D40538BF5CE1DA8731F24 --mojo-platform-channel-handle=2364 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4000
- - 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=7625CCA6BE73A1EB8603D617A0F4567C --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=7625CCA6BE73A1EB8603D617A0F4567C --renderer-client-id=7 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:868

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1556

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 853343fef1d42b55b30b2e748d70687360c3a291dc34ef672357e9960ea62378
MD5 335bcf1fef6e9d6b43a3250512216ecd
SHA1 965cbce87db849c0e96afb9f74f140322f9c9d8f
SHA512 7375c5ad02dc27d1f6bb3a2b0bb1e90258b70f2041d046ea08cc0669360ee4f2c781c2e4cfe3924f97f0c1246059e634bc8234fbb9afa41d3762e9894bd90aa8
SSDEEP 384:yeLdThPCtELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:jC+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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