05855ac2ce9c8d23b5c68aaa4f619c24b460d3fd510bdf1f7f58946b88f6bcd5

General

Target

Doc.pdf
Size

35KB
MD5

0b4bcef3673a28effe3cfc87250cfbda
SHA1

fb7d8da3825bf16927c05b73dc30fc45303a1bf8
SHA256

05855ac2ce9c8d23b5c68aaa4f619c24b460d3fd510bdf1f7f58946b88f6bcd5
SHA512

8faab763cb86535547198b91ecd828c0a4b8efc52a2aa7fb62b31331104771b68fa588584d61904f454041628a7871c1956a0bf244f368c8f87f0098315613e4
SSDEEP

768:ijXWvw8dPwsWBykagaCvCYHq2yYYRhImaWSYEwHs:sXwJh4VZrVypRhlTSYdHs

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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4508 AcroRd32.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

AcroRd32.exe

pid process

4508 AcroRd32.exe
4508 AcroRd32.exe
4508 AcroRd32.exe
4508 AcroRd32.exe

pid	process
4508	AcroRd32.exe

pid	process
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe
4508	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4508 wrote to memory of 3212	4508	AcroRd32.exe	RdrCEF.exe
PID 4508 wrote to memory of 3212	4508	AcroRd32.exe	RdrCEF.exe
PID 4508 wrote to memory of 3212	4508	AcroRd32.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 5040	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	RdrCEF.exe	RdrCEF.exe
PID 3212 wrote to memory of 4900	3212	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\Doc.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4508

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:3212

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=015634126FC337017CF9678691F607AC --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:5040

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=984D0661C4919F28F13AF955CD876957 --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=4 --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=984D0661C4919F28F13AF955CD876957 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
3⤵
PID:4900

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=D5FC77764864365FA65F53A5AF31EB53 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1968

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=A196FA0FFAB2CF6263A0C5999D8414A7 --mojo-platform-channel-handle=1796 --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=4E3500B6DBB09631A037A3A34B7A61AE --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=4 --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=4E3500B6DBB09631A037A3A34B7A61AE --renderer-client-id=6 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2740

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=B6C762959374CD9E4E9C0C3532296395 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1344

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
5e597b14216e257808d09d08c8664135

SHA1
423507ba08c98629fcb1100170da2e8b9546f0d8

SHA256
60c678488abaa97132d617b5f752cde1e69540c27ad215f4ff061411b6c84cdd

SHA512
f50b381c5199ca3c943dcc75aaefbdab35f29be7365d997c7c03596ff9ef97153e832609b403fee4f38895fe1cf117a79f485f4e7c104222da9c518edf85755a

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
c9d2fac54f209c0d5abab0a0d328632f

SHA1
50375a39ff44171aacd4518ebd2cfc7f258ded32

SHA256
002537112313742724694b90552e7f01b1dbd1647596e837ede6ae1e5cf79857

SHA512
e192c3c39014ae190a4b2241e52d763a54b4f5bc4593147e002118e5d8f5b2a3811bda30d15c9b6da15ad0503a16d55ac9ebe99de566666fccb8d9403bb8e155

Download Submit

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads