8c5dda7b682360c0dbb9f0f33098747476c025e7e495d52cfdd8cdf70323359b

General

Target

GradSlame2020.pdf
Size

139KB
MD5

a67178576e14354956b76ae662f3ac97
SHA1

7e0d6ead86e46f8e2928b614d41aad3e8515a9b9
SHA256

8c5dda7b682360c0dbb9f0f33098747476c025e7e495d52cfdd8cdf70323359b
SHA512

a01847b12e713d9fb91c8f4d00641152533923176cedf7d363b5074a659cec3327adaac9fa737898323ecd91a032e478d589f6cdf47e703022a1847aca204ba2

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
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

1332 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

1332 AcroRd32.exe
1332 AcroRd32.exe
1332 AcroRd32.exe
1332 AcroRd32.exe
1332 AcroRd32.exe

Suspicious use of WriteProcessMemory 253 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 1332 wrote to memory of 3556	1332	AcroRd32.exe	RdrCEF.exe
PID 1332 wrote to memory of 3556	1332	AcroRd32.exe	RdrCEF.exe
PID 1332 wrote to memory of 3556	1332	AcroRd32.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3856	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	RdrCEF.exe	RdrCEF.exe
PID 3556 wrote to memory of 3832	3556	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\GradSlame2020.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:1332

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:3556

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=2709A9FCAB0551FF65EA94AA121BAEA9 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3856

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=5C196B3452476FEF97E5F1BD4EE9EC76 --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=5C196B3452476FEF97E5F1BD4EE9EC76 --renderer-client-id=2 --mojo-platform-channel-handle=1664 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3832

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=9154EDF6643E7168F48317653CB88FCD --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=9154EDF6643E7168F48317653CB88FCD --renderer-client-id=4 --mojo-platform-channel-handle=2084 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2924

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=B422E48D93A914F683809103F714233B --mojo-platform-channel-handle=2464 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3848

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=032D230FFC87947B4B825F3AD5457FC0 --mojo-platform-channel-handle=1640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:512

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=73672BF9FA864037C58E2507CB6E4632 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3916

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/512-17-0x0000000077382000-0x000000007738200C-memory.dmp

Filesize
12B

Download
memory/512-18-0x0000000000000000-mapping.dmp

Download
memory/2924-10-0x0000000000000000-mapping.dmp

Download
memory/2924-9-0x0000000077382000-0x000000007738200C-memory.dmp

Filesize
12B

Download
memory/3556-0-0x0000000000000000-mapping.dmp

Download
memory/3832-5-0x0000000000000000-mapping.dmp

Download
memory/3832-4-0x0000000077382000-0x000000007738200C-memory.dmp

Filesize
12B

Download
memory/3848-14-0x0000000077382000-0x000000007738200C-memory.dmp

Filesize
12B

Download
memory/3848-15-0x0000000000000000-mapping.dmp

Download
memory/3856-2-0x0000000000000000-mapping.dmp

Download
memory/3856-1-0x0000000077382000-0x000000007738200C-memory.dmp

Filesize
12B

Download
memory/3916-20-0x0000000077382000-0x000000007738200C-memory.dmp

Filesize
12B

Download
memory/3916-21-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads