65e03c9af2b2c68dd244bd8f5cd1eb6b44fff10b1efb52b3ebe21a3a5d01b4d5

Analysis

max time kernel
93s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
08-05-2024 22:29

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General

Target

7c0281b9e169a3528edd38e0fbb7ea30_NEIKI.pdf
Size

94KB
MD5

7c0281b9e169a3528edd38e0fbb7ea30
SHA1

16c467aba884e2f547605e32d2e3f31ece6a33bf
SHA256

65e03c9af2b2c68dd244bd8f5cd1eb6b44fff10b1efb52b3ebe21a3a5d01b4d5
SHA512

2fb36f954cbe70294b2511fae9dc1021c29bf6ec78484d514478c96ffb9a99935bec316e548442ec61fea54b4e41df9d4e60811cf3656d9e1fd6f6b619208e9f
SSDEEP

1536:iZWAzVMec79gjuo1uEpgGhrsjSfxLtGzW6n8emJ+oMP7M4F:ing9g6wfdftGzh8eypMw6

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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1288	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 1908	1288	AcroRd32.exe	82
PID 1288 wrote to memory of 1908	1288	AcroRd32.exe	82
PID 1288 wrote to memory of 1908	1288	AcroRd32.exe	82
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 464	1908	RdrCEF.exe	83
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84
PID 1908 wrote to memory of 4476	1908	RdrCEF.exe	84

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\7c0281b9e169a3528edd38e0fbb7ea30_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:1288
- 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:1908
- - 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=E61947FBD8542EC9FC4DDA25BDC0D60B --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:464
- - 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=3719E4083B3B596982AAAA0F0D3FBD82 --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=3719E4083B3B596982AAAA0F0D3FBD82 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4476
- - 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=8C79FFDF9CDF2FD2ABFCF176BDDF9EC1 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4864
- - 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=40C661DB0C6384211C3518F7C51E8B4A --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=40C661DB0C6384211C3518F7C51E8B4A --renderer-client-id=5 --mojo-platform-channel-handle=2100 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4668
- - 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=939CD7C01513601887DE5E9C53C626B9 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4456
- - 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=72F148AC0B531101798188B29C14575F --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4516

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4680

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
a915f61277d4038aadc1a465b537787b

SHA1
c9c94b32f1cd2c1ff71e8e7813c8fbe8b5c70f5f

SHA256
7c93016ae1c83deab6eae378aea2589fa794d444cc9d2c631cdba75a949db1b4

SHA512
3787dcb8cd2dd26b616d772459410631aa89258f59fd0c2144684659d86aa5b075ef711816ea3eba9758410a190cf8ccd4334c8dd5f4b28ce123398cf5c949c6

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