e2fd10853a18e227a1e576d51a87d1ad8eaa17da4098705e4dad388433df4510

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2024, 11:57

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General

Target

722de9bccc3235107f225510265646b8.pdf
Size

104KB
MD5

722de9bccc3235107f225510265646b8
SHA1

ae338980c84c9754da3dcf20c382b9462b1ca6cb
SHA256

e2fd10853a18e227a1e576d51a87d1ad8eaa17da4098705e4dad388433df4510
SHA512

7dd61ff69960bd5c6e0d47eb8b8f09e2b2cc6e259b65e12889379be6eacc447fafcd74116e8b6eadc0353a1b36509f4faaca776c5009c4637ff221d586f5e18a
SSDEEP

3072:J5wXiw794FVJ7xUDdxCE3k7BYWyRshrg7NlZXq1N:JuXis94FxIMMcKea7c

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
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 1496	5060	AcroRd32.exe	92
PID 5060 wrote to memory of 1496	5060	AcroRd32.exe	92
PID 5060 wrote to memory of 1496	5060	AcroRd32.exe	92
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1884	1496	RdrCEF.exe	93
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94
PID 1496 wrote to memory of 1508	1496	RdrCEF.exe	94

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\722de9bccc3235107f225510265646b8.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:5060
- 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:1496
- - 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=B8CB7C1B262523BA611A57FF0A40DCBA --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1884
- - 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=0E78856639F8851583AD0AB14D89ED88 --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=0E78856639F8851583AD0AB14D89ED88 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1508
- - 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=79D7F3B88FD09C51B3D3CD84A34293AE --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3508
- - 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=5723B8A91690A1DE2EEC8234A007E409 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1432
- - 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=D658763AAA08A1B9E9C825F9A6ED6692 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5104
- - 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=EF0CADC9FA04A073EC1DF9E7A532640D --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=EF0CADC9FA04A073EC1DF9E7A532640D --renderer-client-id=8 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4992

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2744

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
68c80b333f508a32098f9599e27a3427

SHA1
73816ca184cd5ab5f448a57113c9e2aa5f896681

SHA256
d318a5eb34243e81a2f8c7c525e707d2b6031a4c8ccaf87ae9905678a861fa9f

SHA512
a9f855ced8b0c8e62b714d6634e040b105db2651ff83941ee1c17e7501d4aaf04784b658ef5f1f32f140eb47ce3e27eccefda7fc5ea4a2c167b9b9bb6e511d9a

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