8cdbcdf1eecaba751aa4da7e6dd5b5f39cd3e61b23a1b82dd6502acc847d117d

Analysis

max time kernel
149s
max time network
155s
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, 18:08

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General

Target

000fd14605474dec1b5d4b99b33730f4.pdf
Size

88KB
MD5

000fd14605474dec1b5d4b99b33730f4
SHA1

ae2a5ecf00c5130b3ac3eda788c2d4054b0000f6
SHA256

8cdbcdf1eecaba751aa4da7e6dd5b5f39cd3e61b23a1b82dd6502acc847d117d
SHA512

09c117d094c07dcd3981e9fb08957111106eed126b160a1e6fb2914c0642fff8cb933eea23061a0f6310789ffec73826aff7317dccc6f6d2c8c8e672e41724c9
SSDEEP

1536:pgEdXjjpPYckVeMmAwyK+ByRTfXH7/SR79Bd4yDgXQbuQeF/OWOpOwrKWPkAXCIU:eEZpQwMmgK+Y9fL6RJBd4gmQcjwr9ZbU

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
824	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe
824	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 3660	824	AcroRd32.exe	90
PID 824 wrote to memory of 3660	824	AcroRd32.exe	90
PID 824 wrote to memory of 3660	824	AcroRd32.exe	90
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 2400	3660	RdrCEF.exe	91
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92
PID 3660 wrote to memory of 3256	3660	RdrCEF.exe	92

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\000fd14605474dec1b5d4b99b33730f4.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:824
- 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:3660
- - 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=D585FC300B186FA5E62823279A0732BE --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2400
- - 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=6FA9804F9E289F23D37618089908D4DF --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=6FA9804F9E289F23D37618089908D4DF --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3256
- - 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=95801D51F7910189EB572F2EFD041DBD --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=95801D51F7910189EB572F2EFD041DBD --renderer-client-id=4 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:820
- - 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=3345211462DDD320A40BE3C7BC4B0309 --mojo-platform-channel-handle=2056 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5084
- - 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=B5AE8AD7C9B023F1B88380277A30FA6B --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5028
- - 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=9D19269DB016A9E215955F551A1B84F4 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:456

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
ce176897109a21300d05325cece844cc

SHA1
697346f9f7dc74e89d759e4f562bca0983fd6980

SHA256
870be17916dd2417da18dd0f289985c34f839ffb4a43921f1cfc8ca44467c72e

SHA512
73daf92f577813a7be3663c50344883358b980d984759d1caa5f9c37a739074d5a1c18615dbbadc45d1b547f0a7f8f6a836e6135bcb1f0c0ca8d062830279af8

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