79b35f85cd00b6d19fa4a1d8bc964ef9d3053d250b70e19f3eea8723b3dc8f8f

Analysis

max time kernel
152s
max time network
177s
platform
windows10-1703_x64
resource
win10-20230915-it
resource tags

arch:x64arch:x86image:win10-20230915-itlocale:it-itos:windows10-1703-x64systemwindows
submitted
16-10-2023 16:28

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General

Target

79b35f85cd00b6d19fa4a1d8bc964ef9d3053d250b70e19f3eea8723b3dc8f8f.pdf
Size

433KB
MD5

856d4b63bfbfb3b17930a96350bfefef
SHA1

151349e17b1ee1a81acebc75a12517bf5b2f2acd
SHA256

79b35f85cd00b6d19fa4a1d8bc964ef9d3053d250b70e19f3eea8723b3dc8f8f
SHA512

3d0c01e3f2b288cc6cd071b7e01ad8b724760dd5d040b914a7cbce52ac64d1759eb8c8e53a15fa82e98ab2be523a93cb951a81f944a4f117f215a8f929460fd4
SSDEEP

12288:7gIDh7qioGYHiT1LNOJtUuiA5La4mmadcynCP:7Lh7qFZHiT1hui592

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-1-5-21-2713497151-363818805-1301026598-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4508	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 4400	4508	AcroRd32.exe	70
PID 4508 wrote to memory of 4400	4508	AcroRd32.exe	70
PID 4508 wrote to memory of 4400	4508	AcroRd32.exe	70
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4508 wrote to memory of 3804	4508	AcroRd32.exe	71
PID 4508 wrote to memory of 3804	4508	AcroRd32.exe	71
PID 4508 wrote to memory of 3804	4508	AcroRd32.exe	71
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 832	4400	RdrCEF.exe	72
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73
PID 4400 wrote to memory of 4348	4400	RdrCEF.exe	73

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\79b35f85cd00b6d19fa4a1d8bc964ef9d3053d250b70e19f3eea8723b3dc8f8f.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:4508
- 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:4400
- - 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=459D66A86958D9752B157C5664FE93A7 --mojo-platform-channel-handle=1620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:832
- - 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=72BD7FB116C9E830030415832EAC703D --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=72BD7FB116C9E830030415832EAC703D --renderer-client-id=2 --mojo-platform-channel-handle=1640 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4348
- - 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=14E8F9DD5D85B7FC7EAAF19B5C84D8DB --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:316
- - 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=2606F2B9E22667AAD8A35D4ECF0F3F35 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5032
- - 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=B856279BF1AE21A6A96A635E3C0A1865 --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=B856279BF1AE21A6A96A635E3C0A1865 --renderer-client-id=6 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:712
- - 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=FCEA80AA274D589F23D06C8F593CDE64 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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" --backgroundcolor=16514043
  2⤵
  PID:3804

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
ba282c5aadd2c646f330d8a6a68db965

SHA1
38c16fcc4cef2ee776770a848442c8ecc49eaf0d

SHA256
34930e14bb0b405243ec4c5e72ccf49fcddbcfc24d0c60c96d85cc916c240dbf

SHA512
c0e45144f4dc42c3fededc17e8ac882dc56bdd1de3b52888635a30b5fa47bc6e306466fcb6f4b815b6a97d0a5bebba1a1db39602965820cd01586ee10f9bd28c

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