7fe203649a5195f2770df7a322d24f9d6c8d78873a32e38079debaa4056582ae

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 13:45

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General

Target

37db3db0a5567cd119424693072e7035.pdf
Size

77KB
MD5

37db3db0a5567cd119424693072e7035
SHA1

5e1db3b73bd00860c037678bde4a53bb76069e3c
SHA256

7fe203649a5195f2770df7a322d24f9d6c8d78873a32e38079debaa4056582ae
SHA512

41b8c37dcb44059fd09f9006b024dcbfb239eef99572934243ba5da2b8f0af0154468d54321a9ac91ec916b859a7e251880decff0db055838004b2de3851d8be
SSDEEP

1536:3H8n2TS5DH+11hGiapYnRQPv7TdKWrHqgHWOpOZZCdHxB:382TSxH+1zGNYnR47fKgAZcT

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3104	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe
3104	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3104 wrote to memory of 5048	3104	AcroRd32.exe	95
PID 3104 wrote to memory of 5048	3104	AcroRd32.exe	95
PID 3104 wrote to memory of 5048	3104	AcroRd32.exe	95
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 2584	5048	RdrCEF.exe	96
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97
PID 5048 wrote to memory of 856	5048	RdrCEF.exe	97

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\37db3db0a5567cd119424693072e7035.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:3104
- 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:5048
- - 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=057408305FA9BDE6647451FEC00785A5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2584
- - 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=3863B27907682D5DBBC68DDBECA50174 --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=3863B27907682D5DBBC68DDBECA50174 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:856
- - 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=4CB1043298FB79551ED808F1C391A583 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1144
- - 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=F21F7C762C0170FDA6D7C0B2A4F9D5B6 --mojo-platform-channel-handle=2328 --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=5412BBC88EDB0762CEB46DB2ADF350ED --mojo-platform-channel-handle=2248 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:900
- - 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=B0529667A8160BF8D03C8C16F0E8B75D --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=B0529667A8160BF8D03C8C16F0E8B75D --renderer-client-id=7 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3556

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
4a91b7714a39c92af4a17fd4b98a0995

SHA1
41451b1f6d5e8fc6fbd0802fc29e9b7152d83d05

SHA256
0915086691e3cbf054eb2ac2a7597b41559b03162c7f7fcff7f2c227ebf21352

SHA512
d352b056a397514ec6c54c103401fa74713579868ffab8288e379937022aa60f0102aa48e5dc5dcd413a7a9bc86170d639e5a1cf762e75960a2550903007db02

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/3104-25-0x0000000008DD0000-0x0000000008E20000-memory.dmp

Filesize
320KB

Download