82cc34931eb06440fdde88e7b8a25d87bfa33f65ed9d1ee3cceb04a681067539

Analysis

max time kernel
140s
max time network
135s
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, 06:55

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General

Target

ffbefc8c11a1acbfd32e3fcf924af8c0_NEIKI.pdf
Size

7KB
MD5

ffbefc8c11a1acbfd32e3fcf924af8c0
SHA1

f57fdc50b40e9185a946b8d8290e75db84020b1a
SHA256

82cc34931eb06440fdde88e7b8a25d87bfa33f65ed9d1ee3cceb04a681067539
SHA512

2d2c3acd7d5300e6ea90d2768a6571c79a3016a566a6c65bf2b6d08d70108e9c8680e84b09b2b34925143e014bf89141dca488bb9bcd4dacb72bf5ebe872853b
SSDEEP

192:lN8wFuTMx7JLojSHFEJasLH3qT3wwhCczrsPSAl:7RFv7VASHFenLXI04YPSAl

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
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe
1532	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1532 wrote to memory of 4100	1532	AcroRd32.exe	87
PID 1532 wrote to memory of 4100	1532	AcroRd32.exe	87
PID 1532 wrote to memory of 4100	1532	AcroRd32.exe	87
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 3328	4100	RdrCEF.exe	90
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91
PID 4100 wrote to memory of 2772	4100	RdrCEF.exe	91

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\ffbefc8c11a1acbfd32e3fcf924af8c0_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:1532
- 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:4100
- - 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=DDDE7817BD8B0E5383AD9CF6AA9BED3C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3328
- - 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=6B98DB788D8F8DFDDFF78A8B5E4CE8E2 --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=6B98DB788D8F8DFDDFF78A8B5E4CE8E2 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2772
- - 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=43EC0EF290958F9AF5D4D27F0A87D679 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3476
- - 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=3EF09497E88133303CA7253363148943 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:432
- - 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=82A62B7854E72349A74C95761B694E05 --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=82A62B7854E72349A74C95761B694E05 --renderer-client-id=6 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2992
- - 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=E44D0E46C9AA2D8DDD46E3C24BDCB527 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3260

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2176

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
ab7b02ba642aa8acb7573bf264a5b93c

SHA1
340023cb6c8ff7d11ea1ff9ff52d48d4ec9f31c4

SHA256
c438d0888c5e29c4702118caf803d666e64c9f1e91803c979bb16eb3ef609c92

SHA512
6a6ab07f86f35de314cf0e9d50b7a174549033c76a1a0be2504657c094f87b0455909df7ac81b81925319546383651261078c4d4af4f1442e7bc52987ce54836

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