d59f2c7602a5992a8b388ddca04c6b4f88bfd21229b30cba380efdbda4c1776b

Analysis

max time kernel
149s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2022 03:12

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General

Target

documentation.pdf
Size

80KB
MD5

c6441a61c23e501b8e225d9e1ff1ef46
SHA1

081a0fc38a25c1d9a2d8d701c3b789a91422a669
SHA256

805dead2a9b1629486f160d1f720a3309c49ee1ed2c271101ac1a7f6d7301b35
SHA512

0bf6def1836bae37bbee9ac7e509a07c51553de8f6cfcece9a8623bd880a296a0ab2a2177030c9d27b24f1a66da9543343ab78215734be09fd94d21eb245a55a
SSDEEP

1536:eJwZVqGkOroV1XpNtoOskhW5yvai6pyU3FkTTU9j4Fm6uNT:eoqwoV1Xjs+Vvai6Q6k/US8

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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4476 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

4476 AcroRd32.exe
4476 AcroRd32.exe
4476 AcroRd32.exe
4476 AcroRd32.exe
4476 AcroRd32.exe
4476 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4476 wrote to memory of 4788	4476	AcroRd32.exe	RdrCEF.exe
PID 4476 wrote to memory of 4788	4476	AcroRd32.exe	RdrCEF.exe
PID 4476 wrote to memory of 4788	4476	AcroRd32.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 628	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	RdrCEF.exe	RdrCEF.exe
PID 4788 wrote to memory of 4724	4788	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\documentation.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:4476

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:4788

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=22132A5BD687D690947294446450A0EC --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:628

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=26EF4FF3646D71FAC4F36ED42FAF178B --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=26EF4FF3646D71FAC4F36ED42FAF178B --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
3⤵
PID:4724

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=C8FDE120C232ACA9A9FDDCBCEFBD3600 --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=C8FDE120C232ACA9A9FDDCBCEFBD3600 --renderer-client-id=4 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job /prefetch:1
3⤵
PID:4352

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=A9124D3F2DD73902C3DB47282394FFA8 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:5108

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=C6D1A798510533CAAB9888A3107B58A9 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
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" --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=003BC337A7597252839E213947D0A3AD --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:836

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4044

Network

MITRE ATT&CK Enterprise v6

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

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Downloads

memory/628-134-0x0000000000000000-mapping.dmp

Download
memory/836-153-0x0000000000000000-mapping.dmp

Download
memory/1264-150-0x0000000000000000-mapping.dmp

Download
memory/4352-142-0x0000000000000000-mapping.dmp

Download
memory/4724-137-0x0000000000000000-mapping.dmp

Download
memory/4788-132-0x0000000000000000-mapping.dmp

Download
memory/5108-147-0x0000000000000000-mapping.dmp

Download