086578d517c9a4fed50552e28694adafcd2d49cc045bb1ee67ac4ccbe1da772e

Analysis

max time kernel
152s
max time network
161s
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, 01:40

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General

Target

NEAS.d67a0a969360c80a1d817151f94d1ff0_JC.pdf
Size

352KB
MD5

d67a0a969360c80a1d817151f94d1ff0
SHA1

f963059d32ff01e99570252a63a6d3ba3aa8cb8f
SHA256

086578d517c9a4fed50552e28694adafcd2d49cc045bb1ee67ac4ccbe1da772e
SHA512

aa69c1d2e6dc82dc50ad99c3c1732f6fe32e199c24799a2d62c54cb1641e532fbe291e3c1b570eb4dd4ab423a25b32d43941fbd21077757f593f68cb0587a092
SSDEEP

6144:fPko8r+JrBU4AdpyLL8ygxqXJfdz0h1gEkBqo2J1Apbuwk/3iEwE:Xko8MS48y6Z29SJ1Atn+iE9

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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4880	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe
4880	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4880 wrote to memory of 3728	4880	AcroRd32.exe	99
PID 4880 wrote to memory of 3728	4880	AcroRd32.exe	99
PID 4880 wrote to memory of 3728	4880	AcroRd32.exe	99
PID 4880 wrote to memory of 3232	4880	AcroRd32.exe	101
PID 4880 wrote to memory of 3232	4880	AcroRd32.exe	101
PID 4880 wrote to memory of 3232	4880	AcroRd32.exe	101
PID 4880 wrote to memory of 2856	4880	AcroRd32.exe	102
PID 4880 wrote to memory of 2856	4880	AcroRd32.exe	102
PID 4880 wrote to memory of 2856	4880	AcroRd32.exe	102
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 4092	2856	RdrCEF.exe	103
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104
PID 2856 wrote to memory of 3052	2856	RdrCEF.exe	104

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.d67a0a969360c80a1d817151f94d1ff0_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:4880
- 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:3728
- 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:3232
- 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:2856
- - 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=A514BD2D5996C4DB440095ABDECECC94 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4092
- - 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=D8E2CEF632E06C3DDE28F141A7074779 --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=D8E2CEF632E06C3DDE28F141A7074779 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3052
- - 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=06A22A25C253D38B3514DC76393DCE91 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3116
- - 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=26A8AED6B9A124B5C6B4D2E7E6DCB058 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:936
- - 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=F1BD6752BFC6E87FDBD3B8F18E1F2C63 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3744
- - 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=081A7A05DC5DF8A1CD01462823551B04 --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=081A7A05DC5DF8A1CD01462823551B04 --renderer-client-id=8 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4780

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
a1d8b988d664fce4a1b07730f3075090

SHA1
8f4ed4e2c8a9d48bd9253a348c8cbe63eda7fb78

SHA256
f90584e3cd273ac3895b5e7d7205a98b250c9403a169e11569a0988c0e13d962

SHA512
6422a506b6b0114e8f346d63ab17ae084d7b21149fe0c3862572967095be580336ea46925bc191b2671dcb03d9cb9585b9defdcc751e841abafbfddd7ab48366

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