d61ddabb4eb307894651a8dacb6715841799ee1934f6469680da40be35dd0292

Analysis

max time kernel
149s
max time network
152s
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, 01:26

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General

Target

91fd5b631c483b18d733b503a1b31a00_NEIKI.pdf
Size

2.2MB
MD5

91fd5b631c483b18d733b503a1b31a00
SHA1

5c8c20cb7086118c349c95abcf9f1c735ab5938f
SHA256

d61ddabb4eb307894651a8dacb6715841799ee1934f6469680da40be35dd0292
SHA512

a86339a8cb313772c3a51acef05737a6b7139a42b4b8beb2d6059be54abcf39841d7502afcdecaee520c6dcda2e8f28c2bc0711ee9b4a6cc4be5e37106d3154d
SSDEEP

49152:ibzS67aq88lqwVwtT7QgQ2Q99+6GGVH+HS+4nUNy75A1:itMhwu+2Q99KZsnhu1

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-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1300	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 1460	1300	AcroRd32.exe	92
PID 1300 wrote to memory of 1460	1300	AcroRd32.exe	92
PID 1300 wrote to memory of 1460	1300	AcroRd32.exe	92
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4640	1460	RdrCEF.exe	93
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94
PID 1460 wrote to memory of 4964	1460	RdrCEF.exe	94

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\91fd5b631c483b18d733b503a1b31a00_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:1300
- 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:1460
- - 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=2FE5EAF3D891AEE096710344903BE2F7 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4640
- - 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=70F39BBBCB1A7993889C73609CBCB34E --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=70F39BBBCB1A7993889C73609CBCB34E --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4964
- - 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=B45A066A846B394BB2E2398A617F590D --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2292
- - 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=7A8A4844D40811279FFAACAC7F671130 --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=7A8A4844D40811279FFAACAC7F671130 --renderer-client-id=5 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3896
- - 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=4AA715CD09F3DA921E72408247A11321 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2148
- - 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=3B536602CD6ECBFC9B351290F123B122 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1140

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:636

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
3338339dac8c63cf762f6245abacfb4d

SHA1
5aa0e76686357dc28749f10b33409df75e7adff9

SHA256
93f4a47cf530cef444374e184d20b6fa07bf9d36a90a38594b74663d5cb5b1c0

SHA512
2dde26e46673873d64381875d96cef3b49834f3c1661edd137248b99095e8b62557a40bbfba42884bd8fcb0f087008793c03bab87970ed77b550276d7bb4ec59

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
memory/1300-125-0x0000000010320000-0x00000000105CB000-memory.dmp

Filesize
2.7MB

Download