7162a47e24e5dedece017bdeda6bfd2f3f2d52fc0d4cc03c716f507b0c1cc58f

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2024 01:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

5510a273c056de5f7f78a99b8b045b45.pdf
Size

81KB
MD5

5510a273c056de5f7f78a99b8b045b45
SHA1

538679bd03da2ea0a0d7bda52ca6b53478ec0920
SHA256

7162a47e24e5dedece017bdeda6bfd2f3f2d52fc0d4cc03c716f507b0c1cc58f
SHA512

641fd7a1b7488f864014d69fd2b8409386357744f830c2565986fbd109184ea291588bd00bcf7200936093e4078b3f7028675c578f8be37dabca16f67fa1b600
SSDEEP

1536:CjikyrhfHkDxVT5pa5mEDoFdF7NbKC0SuxdQuUH0YQmpGZ8auy8WcufmpXs:ei5/YTzY9oFdHbKCWxdtUH0upGZ8jQc8

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3304	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe
3304	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 4524	3304	AcroRd32.exe	95
PID 3304 wrote to memory of 4524	3304	AcroRd32.exe	95
PID 3304 wrote to memory of 4524	3304	AcroRd32.exe	95
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 4884	4524	RdrCEF.exe	98
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99
PID 4524 wrote to memory of 1184	4524	RdrCEF.exe	99

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\5510a273c056de5f7f78a99b8b045b45.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:3304
- 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:4524
- - 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=305371950E95D442757DF319953ADF5A --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4884
- - 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=4AC0BA367971669824C8797B68305BD3 --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=4AC0BA367971669824C8797B68305BD3 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1184
- - 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=E4ADCD8EABB575363E16EE03F895EE58 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4368
- - 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=A4211A93D70DEB37A9DDB4E20A6BABCA --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=A4211A93D70DEB37A9DDB4E20A6BABCA --renderer-client-id=5 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:756
- - 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=F6CBB5C57CF9273315C0BDD4798E2414 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2184
- - 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=B4923CA255A1BAB02293B8FC496ACC22 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2948

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
c78fb6adefe248f0f21b1b65a042a4fe

SHA1
3aeb5d7445d81e3031a8b77b68b7f38c9fef1cc7

SHA256
bb4ed5775445a1c2aa5ea16e48d0d5c195b3cdb0468a492451471ff3045cdfcd

SHA512
cbd0f91067f98a2d1a22b8d7fd05a0dfc65be047b102b915513f7a2d22e7e3aa880fc7eff77dce485d28c5a09990467d1818cd95b8ac4b9fb5a771c3c3902f91

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/3304-35-0x000000000BBD0000-0x000000000BBF1000-memory.dmp

Filesize
132KB

Download
memory/3304-129-0x000000000CAB0000-0x000000000CBFD000-memory.dmp

Filesize
1.3MB

Download