db5f9f4376e8a349a44bc6f37abda8ce7c02a953433362f4a3ce53f18634afe6

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 22:48

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General

Target

db5f9f4376e8a349a44bc6f37abda8ce7c02a953433362f4a3ce53f18634afe6.pdf
Size

234KB
MD5

de77795ea60d897d49c6446915f0a863
SHA1

2554e2c0045d5e5e9e1298adc1593508fa7da2d9
SHA256

db5f9f4376e8a349a44bc6f37abda8ce7c02a953433362f4a3ce53f18634afe6
SHA512

616dafa796d94db9144b3f0801bc671800118fafba01e2746ad526e604a789b3414287a516416bd6529ea5492a4af7bdcaca1b57bdc57385138812c609eda675
SSDEEP

6144:Kv++6PN1q/jszNo2EHkG/iLdx3f7WSYGzuN:KvuN+IZOk3dxzPCN

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-1-5-21-2132103209-3755304320-2959162027-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3712 wrote to memory of 1980	3712	AcroRd32.exe	94
PID 3712 wrote to memory of 1980	3712	AcroRd32.exe	94
PID 3712 wrote to memory of 1980	3712	AcroRd32.exe	94
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 4988	1980	RdrCEF.exe	95
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96
PID 1980 wrote to memory of 2772	1980	RdrCEF.exe	96

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\db5f9f4376e8a349a44bc6f37abda8ce7c02a953433362f4a3ce53f18634afe6.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:3712
- 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:1980
- - 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=BE60C4B2171901D153F395F194DA5B6B --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4988
- - 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=6E8BDDB567DE34E7F002D5FC61A60708 --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=6E8BDDB567DE34E7F002D5FC61A60708 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2772
- - 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=DCCB05E979D1CB9A255747B5FC6BCB82 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4380
- - 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=3217EF42305046442ABB47ADCA8ABE3D --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1656
- - 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=862C6EBFD6C6AFB3F0C14A7E8A9BEB85 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5024
- - 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=4A2BF05515C668FF7DFC3C9C88468A6C --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=4A2BF05515C668FF7DFC3C9C88468A6C --renderer-client-id=7 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3268

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4492

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
9151128b8bf7f6705779448b0e610459

SHA1
45378aab659b8ce0fcc90ed5d076f6df3576dbe4

SHA256
653a823b2ea7aa7179137fe575936e4356e03205ce485bfdbb5301af8786ba11

SHA512
12ada10806a99293620a119428c6682c3af4e1b6f0ddd169e14a7718098bfea13e059f6199f691533f7160a080cc908cb8bf2e6e76ce7f627e81df647698644a

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/3712-25-0x0000000009BE0000-0x0000000009C01000-memory.dmp

Filesize
132KB

Download
memory/3712-130-0x000000000B1D0000-0x000000000B47B000-memory.dmp

Filesize
2.7MB

Download