35d17f8eece5b0667b442c0ec897539afdff21815b27edcceebbb4e467ec6fff

General

Target

1678871804115.pdf
Size

155KB
MD5

dc3487478551808c7736c7ca9969f447
SHA1

822c82082341d2eb8ab728027065c7b7f617d93d
SHA256

35d17f8eece5b0667b442c0ec897539afdff21815b27edcceebbb4e467ec6fff
SHA512

cbc36de40e6e60aba5e731e2a8786a5849d02b527303ab9026478c6475931257486e526051e2d1dd9f4bc7e39dd376136df7e3bd176f052b8a2c1ac5538fbe94
SSDEEP

3072:z+r3v3vs0R4Nm3WmrXVBOAETt+Pb+oIZUvDLzFGMkeTKU1:zq/vsGc26+Pb+1SPJGzeTKU1

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe
1264	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

1264 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

1264 AcroRd32.exe
1264 AcroRd32.exe
1264 AcroRd32.exe
1264 AcroRd32.exe
1264 AcroRd32.exe
1264 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 1264 wrote to memory of 1500	1264	AcroRd32.exe	RdrCEF.exe
PID 1264 wrote to memory of 1500	1264	AcroRd32.exe	RdrCEF.exe
PID 1264 wrote to memory of 1500	1264	AcroRd32.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 4016	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe
PID 1500 wrote to memory of 3336	1500	RdrCEF.exe	RdrCEF.exe

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\1678871804115.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:1264

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:1500

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=C7B0F208F46FF00696EB968A23BED1CE --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4016

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=FCC84506F3E5919B2CE64E63898C0CE5 --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=2 --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=FCC84506F3E5919B2CE64E63898C0CE5 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3336

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=BE1B0982CE513F7FC42C4754012FD77D --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=2 --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=BE1B0982CE513F7FC42C4754012FD77D --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1504

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=9923AC49F69F9C26ABC7AA81978C1F24 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2592

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=D2E51DA1439BD8FDA255474B54633E45 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2652

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=A3ED225330E1EC1F5CF9BD46FBF8CDA1 --mojo-platform-channel-handle=1980 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4488

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

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
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Filesize
64KB

MD5
51b368d6522d0c2f3b5ec264e48b3abd

SHA1
5cbba3d3ce7b637b71b05881d23a06c4d4852462

SHA256
582d454028992947820b921a9ff00e94e4c371f4aa790cd89b1c4f1c83b080d9

SHA512
2b6f443c4e41cc10e8e0fab4ef8f69139d2e73b7b8be6ff2b0dcb8c2be0094e2f55c183f91e4221fe5d91b11551c7e0c796d3cd8fe05a732be32f5779847cb0d

Download Submit
memory/1264-263-0x000000000BDD0000-0x000000000C07B000-memory.dmp

Filesize
2.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads