40c3d3ae8a71e1f991a745f876a50dd82fad3ca14d150372a40aa23966dd4c50

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2023, 10:58

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General

Target

NEAS.da11d38ffd3d098ef9eb3369dfea0740.pdf
Size

178KB
MD5

da11d38ffd3d098ef9eb3369dfea0740
SHA1

ff585e5e80f85a80be03540282f2c8614c9d9bd5
SHA256

40c3d3ae8a71e1f991a745f876a50dd82fad3ca14d150372a40aa23966dd4c50
SHA512

b91543332b72b974cd6821c6800ea265a48bdcfd3c4bb5de83d886c8407e5110e6b4113100107d1f4ca5eac73e66a59c6a5976bb719527f500eef3af1fd3fb1e
SSDEEP

3072:iqUuxp1oO2SFYLpvQ/EMY05rTeqo9AT8r2/v5oDgJgrXI1S9N9W:iqUudxFYLpo/S05rE9AT8r2HSc2b9N9W

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-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1380	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe
1380	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 1880	1380	AcroRd32.exe	87
PID 1380 wrote to memory of 1880	1380	AcroRd32.exe	87
PID 1380 wrote to memory of 1880	1380	AcroRd32.exe	87
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 1240	1880	RdrCEF.exe	89
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90
PID 1880 wrote to memory of 980	1880	RdrCEF.exe	90

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.da11d38ffd3d098ef9eb3369dfea0740.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:1380
- 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:1880
- - 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=D24EAD6EE45726F0BA1C08350F3A3D43 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1240
- - 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=388409D36B0C1F2F7645633BC128A894 --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=388409D36B0C1F2F7645633BC128A894 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:980
- - 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=423B8C5FD89AA58092CB513D30F34BB0 --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=423B8C5FD89AA58092CB513D30F34BB0 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3796
- - 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=56C28F7B29389623C5969005A78C740C --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3964
- - 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=B61DEFF2F3C61EDA096A48B0650BA352 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3024
- - 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=7EA30957FBD135F024B6DFD61C46932A --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:888

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4392

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
839f470886687a00929268bf90c08819

SHA1
98afd4777609d8e60ed81337dd6bebfbed4fda77

SHA256
71b233cba38620dbc6ffb806a568f7e09bec703d019e37a15c17afcea451dd3d

SHA512
57c91651657aa80bc12c7c8bfb28c24f37f627ff34dcaf425dd69e4048cb10ed70a5f912f0f6bb8cfabb6148a91a712fe43f300f6e5524c60fe35d69d6da8a13

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/1380-26-0x0000000009320000-0x0000000009341000-memory.dmp

Filesize
132KB

Download