7e0cf95cda2be75d80cb2928778f39f0b9feb01f14917c31114f1c97c4838aa9

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2024, 22:19

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General

Target

8aad7e551d02cdc98799cf2607cef6e6.pdf
Size

85KB
MD5

8aad7e551d02cdc98799cf2607cef6e6
SHA1

da1f5cb98b932319e57f23ebaebe694f18ba0211
SHA256

7e0cf95cda2be75d80cb2928778f39f0b9feb01f14917c31114f1c97c4838aa9
SHA512

6ab1e5218ad21175d542afdfc4d504b72f4a0b11f471c3e379660449afaafc0cea94b7572bffbcc8849fff73683d23fbbe50d8b883d9c2adb61d61e40960c444
SSDEEP

1536:PpweDci61Vt9K6tQp7ky3yktCdwHKF76smuoMpSwqKo/22vWCpOViIWAKL7ON4R:O4ci61VtgLpGqqQhMcwPo/LYViQEN

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
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1844	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe
1844	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1844 wrote to memory of 3680	1844	AcroRd32.exe	87
PID 1844 wrote to memory of 3680	1844	AcroRd32.exe	87
PID 1844 wrote to memory of 3680	1844	AcroRd32.exe	87
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 3960	3680	RdrCEF.exe	90
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91
PID 3680 wrote to memory of 4624	3680	RdrCEF.exe	91

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\8aad7e551d02cdc98799cf2607cef6e6.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:1844
- 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:3680
- - 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=5D792F56A28F31460D6495DA6584F2B0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3960
- - 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=5A245C8BD56F8072D4B0136DB454CEDA --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=5A245C8BD56F8072D4B0136DB454CEDA --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4624
- - 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=EBDC4584F751F152DC90CA91A4B3B689 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3348
- - 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=654052B84DD560B161442A6FBA1B9F35 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3388
- - 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=A2EAF584BC66944C8AD7113CC9CB0A78 --mojo-platform-channel-handle=2192 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:880
- - 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=5885706CF19613121E1DC758F5895831 --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=5885706CF19613121E1DC758F5895831 --renderer-client-id=7 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4680

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:700

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
9b10658b116defd382942c7415bb6fad

SHA1
658e6708a327da0e9cda1677854a7ecc8481dff9

SHA256
28ac10c3964ecc72ea777d25105b1b699be306163d4b6d1f0a84b71e64bf5a77

SHA512
022785e183a2f94ebfd34291ace02cb895a8840331caa1955dc07d6df89619de41deb3c7d87a8a49ab69138bfa5b24b7009030171d927e165b3fb167ab92c6b5

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