6cec15239ac89a1f2377e5c349c727afbee0644687031766f5ed2d925aa5b538

Analysis

max time kernel
140s
max time network
154s
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, 22:43

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General

Target

6cec15239ac89a1f2377e5c349c727afbee0644687031766f5ed2d925aa5b538.pdf
Size

1.0MB
MD5

18dbfdf7dc042ec4cb50ac8ac3412ed4
SHA1

4edf98b644888fa2abac74cbb3b103cccd7bf3ec
SHA256

6cec15239ac89a1f2377e5c349c727afbee0644687031766f5ed2d925aa5b538
SHA512

acf1e1449062832f97199047140d2165231050bf68551487be778488f2a299878ee751b20a3aec114f012c46658618050827aa504df45602744f9a8c010954c5
SSDEEP

24576:yunefNkPMqeqN1lKS46pDwE2h5JX7m81xoiE:yuneVkiqN1ll46pRyrs/

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-1-5-21-2200714112-3788720386-2559682836-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4348	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 1812	4348	AcroRd32.exe	90
PID 4348 wrote to memory of 1812	4348	AcroRd32.exe	90
PID 4348 wrote to memory of 1812	4348	AcroRd32.exe	90
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 4236	1812	RdrCEF.exe	92
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 1748	1812	RdrCEF.exe	93

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\6cec15239ac89a1f2377e5c349c727afbee0644687031766f5ed2d925aa5b538.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:4348
- 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:1812
- - 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=116E56BB45B51B75ACCAFD253D227DC7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4236
- - 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=7B2D6661BBEAEE272C0415854B1151B2 --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=7B2D6661BBEAEE272C0415854B1151B2 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1748
- - 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=BAE2865FED817E94EAA6280EE59002A1 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2956
- - 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=A5E50F8EFFBF1C4945C14A518B7700E2 --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=A5E50F8EFFBF1C4945C14A518B7700E2 --renderer-client-id=5 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3812
- - 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=EEF79E0022ADC95608896532D8FFA9FF --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2216
- - 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=A1FB465C5C7851E4EDCE7A1E97BEB0E8 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3312

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5048

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
5719c6f35e3d4a05b9fae7fd03bcaa2c

SHA1
74a03922a35840ff97df9a8d30eeeea9094673b1

SHA256
cb9e33bf9ad4de9b91e7330220009520d83c0242a45df5b9e83069aefbd42a54

SHA512
a0e3fe01ee90a3f3e4b9ada8008bfefb0665988153e31be93798875b98041984705e29b5534e37a1dffab01a87e1750c620e6573756cb2adf3bd75d9ef6a1c67

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/4348-133-0x000000000B2D0000-0x000000000B57B000-memory.dmp

Filesize
2.7MB

Download