5880bdd4874b452afab5b630e2c5c8494e84f1befc89478040930f1f92f2df5e

Analysis

max time kernel
151s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
05/11/2023, 03:47

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General

Target

NEAS.d6bb5c2d235463132fba5f58c1e3d4b0_JC.pdf
Size

316KB
MD5

d6bb5c2d235463132fba5f58c1e3d4b0
SHA1

7b62bdcd63fd350c7bfbdac1b54c9c4f69ea386e
SHA256

5880bdd4874b452afab5b630e2c5c8494e84f1befc89478040930f1f92f2df5e
SHA512

1f2620271e8d027c6340ca049ead8c73225863aa2f506a7d3fccce87083915de3bc61ed19c9e37aa4b2c35410dd904f173785eb9d7f6ed4749e5e1cf93e3197b
SSDEEP

6144:PORXLmerwMXvQdB6DMZiw1+Ct2BKTGliG//KAelXrKsbZ:gXLmeX4dB6DMZZ+Ct2B2Glz//KVx

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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe
4872	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 2368	4872	AcroRd32.exe	91
PID 4872 wrote to memory of 2368	4872	AcroRd32.exe	91
PID 4872 wrote to memory of 2368	4872	AcroRd32.exe	91
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 772	2368	RdrCEF.exe	92
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	RdrCEF.exe	93
PID 2368 wrote to memory of 4332	2368	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\NEAS.d6bb5c2d235463132fba5f58c1e3d4b0_JC.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:4872
- 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:2368
- - 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=F273C73D7F57A376B8629AC51A950631 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:772
- - 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=7CCB8E16055ABF83316D4765101BA667 --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=7CCB8E16055ABF83316D4765101BA667 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4332
- - 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=F7A4D76F4CAF5E8250D16154E5A91871 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844
- - 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=341915D924A3DF636FAB0F49F7CACF0E --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=341915D924A3DF636FAB0F49F7CACF0E --renderer-client-id=5 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1996
- - 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=727C89D3A53EFE3BA3365F53AF9E801D --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3340
- - 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=79E27082AF88E15132C4A22E12BCE6D5 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2756

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
3677f603c59336bb63f6222e93f61069

SHA1
7455f1774eced2194dc09908ae7daec6d855ccfc

SHA256
a3122135714f3510aefe74d47cf09ad6cad49284bf1228888acb7b7ca3c61971

SHA512
fd63621385d858d7c6a9a1eab240abcee0dee7d4119bcc8a14169d8d39657e67d96a4703af11163c9791cbdbb1c867ff29ef34ac25feff78c43915b9ff595066

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