87bef28787e398a6ff4c4a9889623ae2bc11ee746a6488fb7da8f43c909bbb87

General

Target

DTO 230522.pdf
Size

343KB
MD5

89f9c240211c297e27f7561a2fab3766
SHA1

17cd9ba60991e3b9cc1c64bdb22c3d8217d53a1b
SHA256

87bef28787e398a6ff4c4a9889623ae2bc11ee746a6488fb7da8f43c909bbb87
SHA512

9b6dadbffa0c28e1045f68436ee020d96f8bb907b99bf84217afdb99ea7ef47ee1d2e3d0ed07c7f5876ad8e1381a2503d7d20362a6b3faea5193b3d694b4847c

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-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid	process
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe
1872	AdobeARM.exe
1872	AdobeARM.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

1812 AcroRd32.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid process

1812 AcroRd32.exe
1812 AcroRd32.exe
1812 AcroRd32.exe
1812 AcroRd32.exe
1812 AcroRd32.exe
1812 AcroRd32.exe
1872 AdobeARM.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 1812 wrote to memory of 4800	1812	AcroRd32.exe	RdrCEF.exe
PID 1812 wrote to memory of 4800	1812	AcroRd32.exe	RdrCEF.exe
PID 1812 wrote to memory of 4800	1812	AcroRd32.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 2656	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	RdrCEF.exe	RdrCEF.exe
PID 4800 wrote to memory of 5024	4800	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\DTO 230522.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:1812

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:4800

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=72D50AFAB18F2E6D26EF27F2523665CA --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2656

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=B7E1AF0AFF371C19991768E86FA88BFE --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=B7E1AF0AFF371C19991768E86FA88BFE --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
3⤵
PID:5024

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=C157E4AB61245782DB108B380C0F1CE2 --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=C157E4AB61245782DB108B380C0F1CE2 --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2952

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=9DA160D771F07592B9B1FF2C9DEAEFC2 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:204

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=F2381099E653CFFBFF57219FDF42C873 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2696

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=66D34DB1B6E69E438FA44024930DCA63 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2040

C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe
"C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /PRODUCT:Reader /VERSION:19.0 /MODE:3
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1872

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"
3⤵
PID:3848

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

Loading Replay Monitor...

Downloads

memory/204-145-0x0000000000000000-mapping.dmp

Download
memory/1872-153-0x0000000000000000-mapping.dmp

Download
memory/2040-151-0x0000000000000000-mapping.dmp

Download
memory/2656-132-0x0000000000000000-mapping.dmp

Download
memory/2696-148-0x0000000000000000-mapping.dmp

Download
memory/2952-140-0x0000000000000000-mapping.dmp

Download
memory/3848-154-0x0000000000000000-mapping.dmp

Download
memory/4800-130-0x0000000000000000-mapping.dmp

Download
memory/5024-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads