46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e

General

Target

46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e.pdf
Size

59KB
MD5

1485b591e654327c1d032a901940b149
SHA1

e78c7f8f72fd5a4a56127e1750cdfeb11f7471b9
SHA256

46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e
SHA512

ee9594fb00fba5c8b4c2ff22e0685f800344d0085063633491b9a7ee0b526f89b75895f9bf8e2b9ee5e6678985e1fad849fa858048b2f54fbb8ad29b9ad1eec0
SSDEEP

1536:DuV7mU3f2RLBWAyaOGb1zQZmIzEUEhrJ/cDGVwHSwSfvR:DuV73voYPvGbKgh1W5SwSB

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe
4536	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4536 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

4536 AcroRd32.exe
4536 AcroRd32.exe
4536 AcroRd32.exe
4536 AcroRd32.exe
4536 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4536 wrote to memory of 4316	4536	AcroRd32.exe	RdrCEF.exe
PID 4536 wrote to memory of 4316	4536	AcroRd32.exe	RdrCEF.exe
PID 4536 wrote to memory of 4316	4536	AcroRd32.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 988	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	RdrCEF.exe	RdrCEF.exe
PID 4316 wrote to memory of 2300	4316	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\46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e.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:4536

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:4316

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=548F263A4D0DB27C2671371E1BED5B96 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:988

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=5CB69A630AA5A14538410B6C4AD3941C --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=5CB69A630AA5A14538410B6C4AD3941C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2300

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=D03A7C39F5C8FFA42E4079EFBAEED021 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2008

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=4C0BFA434C8CFDA3DABEED446DAB2FD7 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:672

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=16BF81E40AF2BB7833594C56775E48F8 --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=16BF81E40AF2BB7833594C56775E48F8 --renderer-client-id=6 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
3⤵
PID:5096

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=A4635FB430103FBC1C955835A3EC145F --mojo-platform-channel-handle=2872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4600

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
a32ea14fa92a7c6cec2fc54945bd5d07

SHA1
081638a7c276f67cb71610923090e65e1163bf11

SHA256
832a423ce1e9df8653eebd4aa384ebc19d9cc6b5e7ac3f6a25dc0c9c4eb09b6b

SHA512
46abb834f8d75ba4eb442fb7cbcf275d41f26d5b6f1d8176fdf7b47df203bb08da8c3f724ffc20195e32be327d999da9cdaf49d9003e9e8e740e3de66909d4a8

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads