644f867aa064fd676b88d3148b65a5b9587cd920078947b7ba7e92353d2f4ff5

Analysis

max time kernel
171s
max time network
166s
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, 14:50

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General

Target

NEAS.1287c351bf1bce549270e8a9bcca1c70_JC.pdf
Size

124KB
MD5

1287c351bf1bce549270e8a9bcca1c70
SHA1

9a52f87dbb307c7dcae4d10a26dfacae7f5479e4
SHA256

644f867aa064fd676b88d3148b65a5b9587cd920078947b7ba7e92353d2f4ff5
SHA512

af6ff153eda6f44054b23dea6c285d8b7a264cb5da8f1e573afccd294d3abc42a9b08d9edfe6cfb27fd5d0d25eb9c54134cc89ccef40b2105c80167d8dee9b0b
SSDEEP

1536:H180m3GtfiWmX2RgBkLZavodSVBJ3M37XMOANB77cF5bnCem7sRtMTL1q0:20jIkUTVb3M3TNwE5DCemoGJ3

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-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2656	2748	AcroRd32.exe	90
PID 2748 wrote to memory of 2656	2748	AcroRd32.exe	90
PID 2748 wrote to memory of 2656	2748	AcroRd32.exe	90
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4976	2656	RdrCEF.exe	91
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92
PID 2656 wrote to memory of 4832	2656	RdrCEF.exe	92

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.1287c351bf1bce549270e8a9bcca1c70_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:2748
- 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:2656
- - 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=1DDF17E8CCE6EB503CD3E1FA0490F8D7 --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=1DDF17E8CCE6EB503CD3E1FA0490F8D7 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4976
- - 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=601A6A4DC0461646F97C3E7EE8E87880 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4832
- - 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=D31A7C3D1CFF61BC137A300AF5978DCE --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=D31A7C3D1CFF61BC137A300AF5978DCE --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2120
- - 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=ABE3FAA670979C58466697F000943C7F --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4900
- - 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=887C09F63C47BC788CC276627D8F8A77 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4324
- - 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=96C7E3AF331D377136DE149C9E529791 --mojo-platform-channel-handle=2640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3316

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
6c52e5f69dd1b6a9d32efe463bb73629

SHA1
91e0b9f534cd277550928b18c3e86649b5a31f06

SHA256
792ca7b0c04382f1105e5e35fc63cbbd734dc9caf99c2c1bc5a334c5a996de1c

SHA512
2c231789ce3cda1075d197143957a542b8addf7de0b4699b1957c8c9725b36516b2a09a0b084b4356c4d4e9e1e28e67ddacc597019dddffd024231de45fe77d7

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/2748-28-0x0000000009CF0000-0x0000000009D11000-memory.dmp

Filesize
132KB

Download