11f46b3f9d149dfaa3fb403009d6e023e120c0abf140abf959ec526693da3a61

General

Target

EULA.pdf
Size

515KB
MD5

3318cea2ada450f18288a6838647ea3d
SHA1

561d59362317bf59dfa49c5eb425295c6dd56009
SHA256

11f46b3f9d149dfaa3fb403009d6e023e120c0abf140abf959ec526693da3a61
SHA512

71cda5a1bef424027e402762c49fe00ee813b50fdcf4759884e32cb8c8c3b8fd4ce93a6b98e18a48cb3c90ecc83cbc0a8816fa71ff07a07e8f3640adb910688d

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-1-5-21-2481030822-2828258191-1606198294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

AcroRd32.exe

pid	process
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe
4072	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4072 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

4072 AcroRd32.exe
4072 AcroRd32.exe
4072 AcroRd32.exe
4072 AcroRd32.exe
4072 AcroRd32.exe
4072 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4072 wrote to memory of 1144	4072	AcroRd32.exe	RdrCEF.exe
PID 4072 wrote to memory of 1144	4072	AcroRd32.exe	RdrCEF.exe
PID 4072 wrote to memory of 1144	4072	AcroRd32.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 3168	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	RdrCEF.exe	RdrCEF.exe
PID 1144 wrote to memory of 508	1144	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\EULA.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:4072

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:1144

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=D575CB3CD0163C9E3BFE6987217CAECF --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3168

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=C6EC7D0CB7E887D33CF0A825CDB62293 --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=C6EC7D0CB7E887D33CF0A825CDB62293 --renderer-client-id=2 --mojo-platform-channel-handle=1632 --allow-no-sandbox-job /prefetch:1
3⤵
PID:508

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=33637008FE2BF75FD5E9569FD60FABE5 --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=33637008FE2BF75FD5E9569FD60FABE5 --renderer-client-id=4 --mojo-platform-channel-handle=2072 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1800

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=FD049DBF7362D883D74E89661BF778A7 --mojo-platform-channel-handle=2200 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1520

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=4818B64464382DA83773D01C330C915E --mojo-platform-channel-handle=2492 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1620

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=F0C72F09F62D19DA093CF87967FB43A5 --mojo-platform-channel-handle=1616 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1984

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

memory/508-124-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/508-119-0x0000000077CE2000-0x0000000077CE3000-memory.dmp

Filesize
4KB

Download
memory/508-125-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/508-122-0x0000000000000000-mapping.dmp

Download
memory/508-120-0x0000000000D59000-0x0000000000D5A000-memory.dmp

Filesize
4KB

Download
memory/1144-115-0x0000000000000000-mapping.dmp

Download
memory/1520-133-0x0000000001777000-0x0000000001778000-memory.dmp

Filesize
4KB

Download
memory/1520-132-0x0000000077CE2000-0x0000000077CE3000-memory.dmp

Filesize
4KB

Download
memory/1520-134-0x0000000000000000-mapping.dmp

Download
memory/1620-136-0x0000000077CE2000-0x0000000077CE3000-memory.dmp

Filesize
4KB

Download
memory/1620-138-0x0000000000000000-mapping.dmp

Download
memory/1620-137-0x0000000000C34000-0x0000000000C35000-memory.dmp

Filesize
4KB

Download
memory/1800-126-0x0000000077CE2000-0x0000000077CE3000-memory.dmp

Filesize
4KB

Download
memory/1800-127-0x0000000000C57000-0x0000000000C58000-memory.dmp

Filesize
4KB

Download
memory/1800-128-0x0000000000000000-mapping.dmp

Download
memory/1984-140-0x0000000077CE2000-0x0000000077CE3000-memory.dmp

Filesize
4KB

Download
memory/1984-141-0x00000000003BB000-0x00000000003BC000-memory.dmp

Filesize
4KB

Download
memory/1984-142-0x0000000000000000-mapping.dmp

Download
memory/3168-121-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/3168-117-0x00000000016E0000-0x00000000016E1000-memory.dmp

Filesize
4KB

Download
memory/3168-118-0x0000000000000000-mapping.dmp

Download
memory/3168-116-0x0000000077CE2000-0x0000000077CE3000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads