d040ac06ce9748bc998e5ee1c480f1b52efbdd127dca9329bdea0d1ac793ffa5

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 17:40

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General

Target

NEAS.19b438274fb3ff761ffdc3f2970fe810_JC.pdf
Size

78KB
MD5

19b438274fb3ff761ffdc3f2970fe810
SHA1

e0a35c880d8fa2d5d22e071aedd62767d1263188
SHA256

d040ac06ce9748bc998e5ee1c480f1b52efbdd127dca9329bdea0d1ac793ffa5
SHA512

d1206b278d08aa08d39e6c1522dc813777299cd6187e0cde420c80d581b1b0264848935aebab28c9ff7348ab033ed5d6251b2345c783f56aaf4585da965c58ca
SSDEEP

768:VzEYpzE7uzgxOVzKWzTPzxVzzOs6P9zhzckxyxM/eKG/vrW9ycsqE0J6eR9mo951:uThWlV+s6P3mkTbv8ojvRPbyq5p/kIv

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-1-5-21-1141987721-3945596982-3297311814-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4124	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4124 wrote to memory of 2168	4124	AcroRd32.exe	88
PID 4124 wrote to memory of 2168	4124	AcroRd32.exe	88
PID 4124 wrote to memory of 2168	4124	AcroRd32.exe	88
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 4564	2168	RdrCEF.exe	90
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91
PID 2168 wrote to memory of 1680	2168	RdrCEF.exe	91

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.19b438274fb3ff761ffdc3f2970fe810_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:4124
- 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:2168
- - 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=327187B5D8BCA5B65295B3E045A5931F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4564
- - 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=419842A654D8D3C9A353C4ADE3479732 --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=419842A654D8D3C9A353C4ADE3479732 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1680
- - 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=03083594345880A04BD30C32F5BC9019 --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=03083594345880A04BD30C32F5BC9019 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1076
- - 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=9F6412E1184CE36825FCC68CA173D094 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4920
- - 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=B3D0021AA849ACF54A00A152F6944B2C --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3320
- - 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=F40D65836E88C7CC34555D067E72C4DB --mojo-platform-channel-handle=2604 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2376

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2268

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
d779f6aa7f6ffca7d7f316e758cad10c

SHA1
0a13af6bbc391d1182c6d758621cace0ed80e0d6

SHA256
673d4bb019aff0198a446391410eab502c93380f6d66dd783e361f58bd1e0e0e

SHA512
f6d73120731441e09d961f137de6ffa6999558342dde7c20748a6fbbc5491656014f4253389ae85856f6e8e561872f619c8b5b18007258aaebcc4ebbd7386961

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