dc83a789b18159fbd3ce45e18056da329423827fe489898a98699c27cc8e25aa

Analysis

max time kernel
142s
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
16/10/2023, 18:31

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General

Target

NEAS.9e742dd2fad79dea1ab5c039ce272f50.pdf
Size

68KB
MD5

9e742dd2fad79dea1ab5c039ce272f50
SHA1

f6faa6173f78c7d02bfd5d6f881d912e1261c9a8
SHA256

dc83a789b18159fbd3ce45e18056da329423827fe489898a98699c27cc8e25aa
SHA512

bf7f76ab1ba8b9ef28d28b7be426ca1d1e5b82005533633f3233879cadc2047d42b4718528acab492eae79403409ab6136e5806afe8fdd20685f6343fe7aee41
SSDEEP

1536:W6+McZPHPgUhPTcL/jA+0YDWkNpOPaW8oftaAt1Z6pg0:r8lINjA+0Y0PrtP/O

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
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4236	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe
4236	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 2500	4236	AcroRd32.exe	88
PID 4236 wrote to memory of 2500	4236	AcroRd32.exe	88
PID 4236 wrote to memory of 2500	4236	AcroRd32.exe	88
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 2864	2500	RdrCEF.exe	89
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	RdrCEF.exe	90
PID 2500 wrote to memory of 4996	2500	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.9e742dd2fad79dea1ab5c039ce272f50.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:4236
- 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:2500
- - 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=7937066DC5A2E3C6EB260E0668D79370 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2864
- - 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=77293E7039785FDD628873EB42799695 --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=77293E7039785FDD628873EB42799695 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4996
- - 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=A489736384F9ECE65F209380AA518602 --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=A489736384F9ECE65F209380AA518602 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1408
- - 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=FBD7BA83B2AB4B6E0472C0EDA42809B5 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5060
- - 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=D73BC2B8CE9E78F753D0046C27A6091D --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:792
- - 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=D9348F5C5646ACD7AE0CE0DAF4799EBE --mojo-platform-channel-handle=2772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:64

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
e7b85825bfb50487fadcb67175bde72f

SHA1
441c52af72f8a0057f4da612ffbec0615bf25568

SHA256
8e7dd5a43abcd2ed72c9cfc25cd88ad0a64f2d32bd1dd2c07e7d8f67acc6813d

SHA512
74bc2074b743bc8724bbf4f2d61eeb0be7f44d9a73da590618db88f6a60ab37108f281543822d56b98eb64db2da98f0683e7aff1d73f74e4d6f2c03972f24db6

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