d8ae950c8909138bce0a46dcc25ace47ed81c5cb2c7f4bfc4ad6406c828e8f64

Analysis

max time kernel
186s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
16/10/2023, 18:37

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

NEAS.c61d866a0e3843d74eaf2c9936ad8c00.pdf
Size

403KB
MD5

c61d866a0e3843d74eaf2c9936ad8c00
SHA1

899335f56438d95def0f462a08d2fbff2215c4d5
SHA256

d8ae950c8909138bce0a46dcc25ace47ed81c5cb2c7f4bfc4ad6406c828e8f64
SHA512

a244d01400175aa80f50631552658c19b480971b4f05b5b0b4b9439b76c698ca50f89d0fe00f2a131c869e6521af92b1dae9ad929dc937357434a1e249afd977
SSDEEP

6144:AgyPkkPwcf8QTc0/6mEwLh21kwWb59cWKR4MbaAggZr8KdfWk3K8I8:JybPpfb7LgF3Xb8bkhh

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-1-5-21-1926387074-3400613176-3566796709-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4688	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe
4688	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 3484	4688	AcroRd32.exe	89
PID 4688 wrote to memory of 3484	4688	AcroRd32.exe	89
PID 4688 wrote to memory of 3484	4688	AcroRd32.exe	89
PID 4688 wrote to memory of 3112	4688	AcroRd32.exe	92
PID 4688 wrote to memory of 3112	4688	AcroRd32.exe	92
PID 4688 wrote to memory of 3112	4688	AcroRd32.exe	92
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 2516	3484	RdrCEF.exe	91
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	RdrCEF.exe	93
PID 3484 wrote to memory of 1044	3484	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.c61d866a0e3843d74eaf2c9936ad8c00.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:4688
- 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:3484
- - 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=E20ECA537B0BE075EFF1C8D281671766 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2516
- - 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=36FCFA91E589DB5BBA0AA682C2415126 --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=36FCFA91E589DB5BBA0AA682C2415126 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1044
- - 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=9FE825151A2280C7CF5765F980EBFB4D --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=9FE825151A2280C7CF5765F980EBFB4D --renderer-client-id=4 --mojo-platform-channel-handle=2040 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5072
- - 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=A83025B9063E4C8438B5293B596BD501 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4852
- - 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=4903BBC7C72D2196063B057E5DA9E99F --mojo-platform-channel-handle=1984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3616
- - 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=B30DCEB4C91E4728598692A2F00AFCBF --mojo-platform-channel-handle=2036 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2948
- 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⤵
  PID:3112

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3324

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
85142c1e3b511dba4ca7887d1d2d38cb

SHA1
4e404ac2c9a79daf2f3b719c95b74c0962973e54

SHA256
795a9f1cfb1310cd19c3efe0bdea91befa0c9dcb69c1e307e9519576ed498cbc

SHA512
e3e8e8929c837129035a23234a54e49f0626c35edeaf4ca9d2d2b5e7ae9658b6c3b0f00a44eb31bace7515c65481756ee2abc78596b31f1be517d8a35f9441d1

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