24a8c244566b40da3ab88855e26dd311f6921660a9aaafd5d01cfd916920e776

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2024, 05:55

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General

Target

4d849609ea8f58c25cf3dfd66d1522fb.pdf
Size

196KB
MD5

4d849609ea8f58c25cf3dfd66d1522fb
SHA1

2e299db711d6954d061df5f9f07f5258500c0deb
SHA256

24a8c244566b40da3ab88855e26dd311f6921660a9aaafd5d01cfd916920e776
SHA512

c93f514cf5d0cf2f65d077586f4f7197804ab1fc2274b64030731a2f32c00f1834ff30aef099f0f37f4a202e0138b5f6b70deeef914c8e6831aaf04204608022
SSDEEP

3072:VpT0l4+cbJb/B2Kg59HSv+zMDSnrolFcgIg/ULxu4vukqcfLXxnnhgy0:nE4ThJ6vm2AcbgsLvdqcFA

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
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2092	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe
2092	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 3364	2092	AcroRd32.exe	95
PID 2092 wrote to memory of 3364	2092	AcroRd32.exe	95
PID 2092 wrote to memory of 3364	2092	AcroRd32.exe	95
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 4652	3364	RdrCEF.exe	97
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	RdrCEF.exe	96
PID 3364 wrote to memory of 2352	3364	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\4d849609ea8f58c25cf3dfd66d1522fb.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:2092
- 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:3364
- - 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=B4D51A3805814E9212A0078CBF7D69E6 --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=B4D51A3805814E9212A0078CBF7D69E6 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2352
- - 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=0486BAB039F859668C77D0A7236F5E88 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4652
- - 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=5E7BA193FC0C017F37B268D4C7610185 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4540
- - 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=4BBBE2ABA2B93FB6C44F5AE9AC190368 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2604
- - 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=BE9DD9DA91DCF37D04698A3BFAAA756D --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3512
- - 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=E47E23337CEA71EFF63B60BC8B748301 --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=E47E23337CEA71EFF63B60BC8B748301 --renderer-client-id=6 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2680

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2936

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
5728b93fe5e7b713f178a23345fb023d

SHA1
912a9d1e0163d95293420ca20415a9fa7c3e9268

SHA256
1b881f5ea4285f752561dfaa158a8ead53f379effc9a80c90b3e487210446515

SHA512
f7494013f2d6229a0f9c5f65f26dc98b0bce396066227a58e29622d8817d0c3bb3ac6eda73dec85d6bdeea8d3d165056da0c2953386e296f818e911195395bf0

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
memory/2092-25-0x0000000010DB0000-0x0000000010E00000-memory.dmp

Filesize
320KB

Download