47b1a2d351a1076086e7358f961149a4d23f109f0349113fac54e6043a5d221d

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 13:42

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General

Target

aaaa30be7b84b4b6a234244f56f48da5.pdf
Size

34KB
MD5

aaaa30be7b84b4b6a234244f56f48da5
SHA1

e3a89bed3b53f6913917f45a1570a5a053f13cb5
SHA256

47b1a2d351a1076086e7358f961149a4d23f109f0349113fac54e6043a5d221d
SHA512

8c52ca20fb36c9ab5bf472ba5c6ccc1e9b3befa019c4fff5e3b3ed67e22f9aaab98e5d88eebc0ff274a43deadc4c59db06aa9f8868aed89be0fc4a97a0c406ba
SSDEEP

768:X3Vr0z662gxYJt2qRvGmfzwBzHObGRZOJI+Hv1ydLf4/DbK:+u628CGu8BzHP2Ia1ydLf4/DO

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
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2408	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 4940	2408	AcroRd32.exe	91
PID 2408 wrote to memory of 4940	2408	AcroRd32.exe	91
PID 2408 wrote to memory of 4940	2408	AcroRd32.exe	91
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2728	4940	RdrCEF.exe	92
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	RdrCEF.exe	93
PID 4940 wrote to memory of 2528	4940	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\aaaa30be7b84b4b6a234244f56f48da5.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:2408
- 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:4940
- - 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=36E227CC5AFFD831638BE8419816415C --mojo-platform-channel-handle=1668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2728
- - 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=D08CFAAEE1A6524AD01CB5275046A653 --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=D08CFAAEE1A6524AD01CB5275046A653 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2528
- - 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=6325041F77475A41AA7610314A4E2E36 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1876
- - 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=56CC6503D551EFEF388AD4C6E915FD46 --mojo-platform-channel-handle=1984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:996
- - 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=267D6C276BD3D7D2EE41CF0BE42E6C9E --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=267D6C276BD3D7D2EE41CF0BE42E6C9E --renderer-client-id=6 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:640
- - 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=0C4FE7873D0FA730872C0F9D1FE3EA61 --mojo-platform-channel-handle=2748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3108

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3264

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
4437b1969d7b715c3e0419cd763c9295

SHA1
376e1e80309b5504e8be3d7b697d258831193651

SHA256
b98ddb46fc4110280b539656a81214ddc95679e5c1ccd83e69af0b9e30d75b5b

SHA512
75c867ecd898bf4c48cf56b81dd4d21ff812a549cc98f96a936e0524e6cd1ce05a213374c0e5ebd600c5538d05093bb71467578ba997ad83c3e39898aa0ec0db

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