6eacb8d38ea207bab67f336494d7a021ca87017b150f47f82c12d416ecf3baea

Analysis

max time kernel
141s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 04:55

Sharing

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General

Target

6ac09bb4b2e2349243e2aa35b4d505f8.pdf
Size

46KB
MD5

6ac09bb4b2e2349243e2aa35b4d505f8
SHA1

53c35b2fbd0d0d6600180b42a2913ddf07a82eef
SHA256

6eacb8d38ea207bab67f336494d7a021ca87017b150f47f82c12d416ecf3baea
SHA512

355125cdc38cc6ba7d61ebb33449606d9228bc33f72b2a57377c8d9a45e65e3bc0efceee2d2c25ff8e368a18948525443c48502bd3db13fe416bd4d1acf3639c
SSDEEP

768:mtyNTm8PMgIQMl66kC3ijcxiwwptCdcJmjS2wXwcVGn0:5pm8PT8kC3ijSGptCBjVwXZGn0

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 656 wrote to memory of 3248	656	AcroRd32.exe	94
PID 656 wrote to memory of 3248	656	AcroRd32.exe	94
PID 656 wrote to memory of 3248	656	AcroRd32.exe	94
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 3668	3248	RdrCEF.exe	96
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95
PID 3248 wrote to memory of 1744	3248	RdrCEF.exe	95

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\6ac09bb4b2e2349243e2aa35b4d505f8.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:656
- 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:3248
- - 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=2D914C1E4BA7679AAF2083E488FF5D30 --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=2D914C1E4BA7679AAF2083E488FF5D30 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1744
- - 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=4DBB18A8C095912E61853B97BC4876A5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3668
- - 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=90DC2C013592BE4BBC46F268CB6BC3C8 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3436
- - 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=5CF8136D36872E58CC80F3AECBC52C31 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3160
- - 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=BD906F2EF3127EF8AEB1BDD15B835174 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2712
- - 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=6BF9376BAA209802631C4120A7E7DD1C --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=6BF9376BAA209802631C4120A7E7DD1C --renderer-client-id=6 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2028

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4772

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
ece1e56ec23c51f28c04eb5cbfa144dc

SHA1
9f78ec33b44598bfeca9335cbc372ccdc3d3a5f8

SHA256
32269a2704f560d42c426ae12e313e8f832230fa6ada287743586c14d6e2719f

SHA512
ffb35e9ec5b77eeb42fd939eba09cc0c645c07addaaec2ebdc62fdadb01a5c6844115109524b592ff196fe5091ec0c227ca37ea7a190db39b2abda15f7479c57

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit