89c74d59ed55ab1fd419e591d434aa5064a7906f2e5385cd612fbb27f41d78a8

Analysis

max time kernel
132s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 08:38

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General

Target

2fbaef4c4f20fdcef847e3e54a6336a0_NEIKI.pdf
Size

83KB
MD5

2fbaef4c4f20fdcef847e3e54a6336a0
SHA1

a31e7d0e66e939d58e4dd911b53dd28ce55c94e8
SHA256

89c74d59ed55ab1fd419e591d434aa5064a7906f2e5385cd612fbb27f41d78a8
SHA512

865f992c77f56e221f5aab4a2df58d105987f3b90ed5c0a716d39b0cd62e9e8a8b07f04be05c97450a7945ad9f9e6ea7367a12d58a2838870adaaf6c93ff3e4d
SSDEEP

1536:NBpBJQMq+8nBzmJufGeqnV2XfY1k4qMKLeU8l9FeE5NooIFRKM:SMJ8JowJqnV2XfY1DqL8PYeNooIFn

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-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 668	2784	AcroRd32.exe	91
PID 2784 wrote to memory of 668	2784	AcroRd32.exe	91
PID 2784 wrote to memory of 668	2784	AcroRd32.exe	91
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4256	668	RdrCEF.exe	92
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93
PID 668 wrote to memory of 4856	668	RdrCEF.exe	93

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\2fbaef4c4f20fdcef847e3e54a6336a0_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:2784
- 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:668
- - 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=AF39C2E407EB22D90B1946DA90553381 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4256
- - 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=959EC3420AA14F85A7DB3C7264494282 --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=959EC3420AA14F85A7DB3C7264494282 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4856
- - 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=D07BA81A3056CAEC2F59D359943130A3 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2984
- - 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=2942566AE2A52BF8839CCDCE0CE32993 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2460
- - 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=ED2C06762CAFBE7C75F38CA99BC6B457 --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=ED2C06762CAFBE7C75F38CA99BC6B457 --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2620
- - 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=10A81B6DA1828480841BA47E0E974026 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1596

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2416

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
86eccb7d7f68366d16adb7295966b739

SHA1
a7e968d9a305e36e27420b2a600d3ceabf0faefe

SHA256
48abc0e10c8f7401dd467b33d47fae08f46ae0364f3093b662ce54f2a8c155de

SHA512
52a0e2f2378f3a471326fefc9eee51e81e711c1be7cebd69aa8ef9bccea3e8fa52bb6fa41f0ba13801d997a660738159998fbbb2eedaedc35bb3a97e8d0e5e63

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