0aa389ddc164e37219c6d33ea09246c31baeae22d4ba1125fa483245ec44695f

Analysis

max time kernel
154s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 03:52

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General

Target

c79e51a0f113af3395df8436444bafb6.pdf
Size

34KB
MD5

c79e51a0f113af3395df8436444bafb6
SHA1

59741f79ed35f5a6a308c91682aa2747d4a04868
SHA256

0aa389ddc164e37219c6d33ea09246c31baeae22d4ba1125fa483245ec44695f
SHA512

4701215bc60df7c2b433d396d6de7740629f2b5518db8c10c603962fc343a23217b4a624503d31569ad326a04c5fa274d5658d8c1880e2bca7a57cc966d5a503
SSDEEP

768:42G/PKVih60jxjsGmp7D4AYZYWxNhbvjEFCK2lllXPXw:4xPKox7mp/pYZFhbvjEF2PXw

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe
2080	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 3552	2080	AcroRd32.exe	96
PID 2080 wrote to memory of 3552	2080	AcroRd32.exe	96
PID 2080 wrote to memory of 3552	2080	AcroRd32.exe	96
PID 2080 wrote to memory of 512	2080	AcroRd32.exe	99
PID 2080 wrote to memory of 512	2080	AcroRd32.exe	99
PID 2080 wrote to memory of 512	2080	AcroRd32.exe	99
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4788	3552	RdrCEF.exe	100
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101
PID 3552 wrote to memory of 4744	3552	RdrCEF.exe	101

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\c79e51a0f113af3395df8436444bafb6.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:2080
- 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:3552
- - 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=695455AB906703013C4E3C195E6C6C2D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4788
- - 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=78D28BF58F9AB005C490B67F0DE120E0 --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=78D28BF58F9AB005C490B67F0DE120E0 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4744
- - 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=1A0EB9C3E813AC08F39011D4BA7DBAC8 --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=1A0EB9C3E813AC08F39011D4BA7DBAC8 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2676
- - 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=510D2A63C295F49FE4BB69311C3A13B5 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1684
- - 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=4DC6EB25B03A6BCA26DD6815F9027A7E --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3832
- - 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=403DBAD720C1018EE828B6B96766AC9D --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2848
- 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⤵
  PID:512

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
660478962e58129ce8da248cc9fd90bb

SHA1
8b01e56b495246f00f5ab6e7f68102c118a860e8

SHA256
a7383a042e5a7c5394c8bb0a29139164f64949e0ed85796a82bff3919142e1cb

SHA512
2f3b45abd7693ff2514d9b470f28ac09f2a65d056d880ed170b5919012e0cc330251bd4b79c4f7a3c7483e30a9ebcb2148ac0a6eb063db43bad62382dedf2691

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