5af64b0bdfb44d5ec981abd1fd1edd5b6661b41754be37db5b14977d040f1068

General

Target

harden.pdf
Size

31KB
MD5

22a79180cb5003766143cedf02192abe
SHA1

e43f9ef3dd7de0a77741d09b5cfd6a5038cbd25f
SHA256

5af64b0bdfb44d5ec981abd1fd1edd5b6661b41754be37db5b14977d040f1068
SHA512

4243bc6b47d506c728b5e007c3f3706734d19859578c79e152dc9e5735c3db853730c1d4c8305dfa49173488d57565eadacf399f24253dd1384aa023d414fc77

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-1-5-21-1985363256-3005190890-1182679451-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

AcroRd32.exe

pid	process
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe
816	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

816 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

816 AcroRd32.exe
816 AcroRd32.exe
816 AcroRd32.exe
816 AcroRd32.exe
816 AcroRd32.exe

Suspicious use of WriteProcessMemory 253 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 816 wrote to memory of 3164	816	AcroRd32.exe	RdrCEF.exe
PID 816 wrote to memory of 3164	816	AcroRd32.exe	RdrCEF.exe
PID 816 wrote to memory of 3164	816	AcroRd32.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 4024	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	RdrCEF.exe	RdrCEF.exe
PID 3164 wrote to memory of 620	3164	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\harden.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:816
- 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:3164
- - 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=BDC576DA430C667A1DCF025101BE91E3 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4024
- - 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=1CA0F31EEFB794D8A709BD92D3BD13F0 --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=1 --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=1CA0F31EEFB794D8A709BD92D3BD13F0 --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:620
- - 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=76EACE65DBEB014E0BD5094956BAB1FF --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=1 --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=76EACE65DBEB014E0BD5094956BAB1FF --renderer-client-id=4 --mojo-platform-channel-handle=2080 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2124
- - 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=463BC3C55B2E6D85D19FC97A36572E38 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3248
- - 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=5166CDA233087D1D906924506FDE45F0 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1152
- - 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=58AAE93C32FDFF061D1D6E7407C7658E --mojo-platform-channel-handle=2528 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

memory/620-4-0x0000000077EA2000-0x0000000077EA200C-memory.dmp

Filesize
12B

Download
memory/620-5-0x0000000000000000-mapping.dmp

Download
memory/1152-17-0x0000000077EA2000-0x0000000077EA200C-memory.dmp

Filesize
12B

Download
memory/1152-18-0x0000000000000000-mapping.dmp

Download
memory/2124-9-0x0000000077EA2000-0x0000000077EA200C-memory.dmp

Filesize
12B

Download
memory/2124-10-0x0000000000000000-mapping.dmp

Download
memory/3164-0-0x0000000000000000-mapping.dmp

Download
memory/3248-14-0x0000000077EA2000-0x0000000077EA200C-memory.dmp

Filesize
12B

Download
memory/3248-15-0x0000000000000000-mapping.dmp

Download
memory/3992-20-0x0000000077EA2000-0x0000000077EA200C-memory.dmp

Filesize
12B

Download
memory/3992-21-0x0000000000000000-mapping.dmp

Download
memory/4024-1-0x0000000077EA2000-0x0000000077EA200C-memory.dmp

Filesize
12B

Download
memory/4024-2-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads