7a462e9802bc4ee996c5cfd2f42e2834239e0de2523cfab31dc6a7f689f4d52d

Analysis

max time kernel
147s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 20:57

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General

Target

03ccb609d6f11727bb8e7556e937e476.pdf
Size

41KB
MD5

03ccb609d6f11727bb8e7556e937e476
SHA1

325bb26dc1413e0ca90024bf49f6b512daf2b770
SHA256

7a462e9802bc4ee996c5cfd2f42e2834239e0de2523cfab31dc6a7f689f4d52d
SHA512

6744664b11b8c9f2b087b7e571cebae1b7f08c6ea91dd1af1ba13e71a97c4bfd01549b1bf2c9e6116631cc06ff48c96df78faca2cb765a849561dafbd3049ff7
SSDEEP

768:JO1M2CQgFKU0Dtwiv2ssMHaU+BoF5OqZtMPa8F11yCaKXZYw:MyUpaU+SFkqZtm7F11gyZl

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4064	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe
4064	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4064 wrote to memory of 1080	4064	AcroRd32.exe	94
PID 4064 wrote to memory of 1080	4064	AcroRd32.exe	94
PID 4064 wrote to memory of 1080	4064	AcroRd32.exe	94
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 528	1080	RdrCEF.exe	96
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	RdrCEF.exe	95
PID 1080 wrote to memory of 2992	1080	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\03ccb609d6f11727bb8e7556e937e476.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:4064
- 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:1080
- - 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=37224B1485B02B15A8864DAC66C51077 --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=37224B1485B02B15A8864DAC66C51077 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2992
- - 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=EEE946719BA054A1F2C43641A0773426 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:528
- - 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=28D557B4F8A4B662999EC648022A6A23 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3108
- - 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=7D8E149E18DEE9AF67C420FF0E54E01E --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=7D8E149E18DEE9AF67C420FF0E54E01E --renderer-client-id=6 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4892
- - 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=C36FD35841FD6409B16028A3F9BC4541 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3732
- - 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=8F86FF4DD79EEEBA1437D728C4A794F0 --mojo-platform-channel-handle=2368 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3500

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3952

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
b46e322891e70f86900456c75e134cb1

SHA1
bc2712480fb7c6548ffc8bef6d5e40f43635995a

SHA256
f4055803ea31304fe2342df956af7d9b03ff54ae28b1b93a5ba9e0b020f18c71

SHA512
e0c293f1f5825f52ab3527cf3a9793f7d09dbe20947e3d34433a83afbf41e40736f6ea08a8b113b2dfa9e402a3344dd1b0f245ed6283b2b3f5af3c178bcad319

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