2f9f107e00cae2f52096bb6046ed7be9e7aadcd10db6b184d1024742a034165b

Analysis

max time kernel
149s
max time network
153s
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, 20:12

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General

Target

375d73676fc4229ceb6df863ecf6ddd0_NEIKI.pdf
Size

137KB
MD5

375d73676fc4229ceb6df863ecf6ddd0
SHA1

1b7abe60c707a1eba5fa94515073c9d7465d588d
SHA256

2f9f107e00cae2f52096bb6046ed7be9e7aadcd10db6b184d1024742a034165b
SHA512

2c86fe79c80613f7caf5be1b7fcaa356e806fad4035790342f7b320bcb3c1b60e557ac6307359861f95db86d6125daeaacf5b64a06c3debef1b8e7f2766859ce
SSDEEP

3072:/g/J6ai56CLq0bahjnvBmH7mJjZmfRkQ+oTe0HixC2vx/AFqk:o/J6aXsKjnvB+mif+noTe0h

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-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1972	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2304	1972	AcroRd32.exe	82
PID 1972 wrote to memory of 2304	1972	AcroRd32.exe	82
PID 1972 wrote to memory of 2304	1972	AcroRd32.exe	82
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 1736	2304	RdrCEF.exe	83
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	RdrCEF.exe	84
PID 2304 wrote to memory of 2532	2304	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\375d73676fc4229ceb6df863ecf6ddd0_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:1972
- 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:2304
- - 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=5656485284F66201341BC02748ACD12E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1736
- - 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=785CBD770F0A88CFF9451A4F9FF7C539 --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=785CBD770F0A88CFF9451A4F9FF7C539 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2532
- - 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=17B1D54AB73E11A36047C9F6BE326315 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1224
- - 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=7A0BFA58433FB19E55E3C7A765AE4731 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2468
- - 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=0DF06EA58986349476384B81A8E7C53B --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1816
- - 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=BC099A584A3A9C848836ADD917955002 --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=BC099A584A3A9C848836ADD917955002 --renderer-client-id=7 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2152

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4824

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
7db55a3cac476f61c5a8867173be650a

SHA1
db657c3b1bb464df4b18ed389cc0c928670f67a1

SHA256
0d5edee379c21538d85c598f772de70a22209df6ee10b2be51b9e22b8d99a804

SHA512
631c9e6add31e7f6ab62f723fa8d4c8189b30de43a3c07a3f02e4042d4d21686cd286df5b818f259e35d5ee3413f58ea81a19148a81a678b03244bc377d740b5

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