738f60560063ff42e849104767e178886da68ae542cb40bba6792d7c640e1167

General

Target

866236285HZ8.pdf
Size

93KB
MD5

978ea7b9afd76e91adf57bc2a0c296f0
SHA1

c78ef55dfe07bf195760dac45628805bd45545e6
SHA256

738f60560063ff42e849104767e178886da68ae542cb40bba6792d7c640e1167
SHA512

7b11ac55ac99e7e8fe4766240da250d71d3f3e850c85349c5e2dc1b5e60259cb0c6781d55eeb5b78defbea08d690230b20b8f9a851f21995a75f42d33a1abb3e

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-1-5-21-941723256-3451054534-3089625102-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

AcroRd32.exe

pid	process
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe
2660	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

2660 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

2660 AcroRd32.exe
2660 AcroRd32.exe
2660 AcroRd32.exe
2660 AcroRd32.exe
2660 AcroRd32.exe
2660 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 2660 wrote to memory of 388	2660	AcroRd32.exe	RdrCEF.exe
PID 2660 wrote to memory of 388	2660	AcroRd32.exe	RdrCEF.exe
PID 2660 wrote to memory of 388	2660	AcroRd32.exe	RdrCEF.exe
PID 2660 wrote to memory of 3112	2660	AcroRd32.exe	RdrCEF.exe
PID 2660 wrote to memory of 3112	2660	AcroRd32.exe	RdrCEF.exe
PID 2660 wrote to memory of 3112	2660	AcroRd32.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1620	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	RdrCEF.exe	RdrCEF.exe
PID 388 wrote to memory of 1136	388	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\866236285HZ8.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:2660

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:388

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=D07D2D746B66937FEA49498227EFCBEF --mojo-platform-channel-handle=1648 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=1DD3517AAA0F9A445964C538416B42C7 --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=1DD3517AAA0F9A445964C538416B42C7 --renderer-client-id=2 --mojo-platform-channel-handle=1660 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1136

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=D4EBD16B11B15567A55F35C4AA7EE5B6 --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=D4EBD16B11B15567A55F35C4AA7EE5B6 --renderer-client-id=4 --mojo-platform-channel-handle=2088 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1120

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=EECC7C6FF2171E05377469AC32DE2095 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2624

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=4251188FA39724006451BD1B0861B63F --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1952

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=59BD9182144031DB873A3B0543356BCD --mojo-platform-channel-handle=1632 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3432

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⤵
PID:3112

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/388-115-0x0000000000000000-mapping.dmp

Download
memory/1120-129-0x0000000000000000-mapping.dmp

Download
memory/1120-128-0x0000000000D11000-0x0000000000D12000-memory.dmp

Filesize
4KB

Download
memory/1120-127-0x0000000077D52000-0x0000000077D53000-memory.dmp

Filesize
4KB

Download
memory/1136-125-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1136-126-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1136-121-0x0000000077D52000-0x0000000077D53000-memory.dmp

Filesize
4KB

Download
memory/1136-122-0x0000000000F68000-0x0000000000F69000-memory.dmp

Filesize
4KB

Download
memory/1136-123-0x0000000000000000-mapping.dmp

Download
memory/1620-120-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/1620-119-0x0000000000000000-mapping.dmp

Download
memory/1620-117-0x0000000077D52000-0x0000000077D53000-memory.dmp

Filesize
4KB

Download
memory/1620-118-0x000000000096D000-0x000000000096E000-memory.dmp

Filesize
4KB

Download
memory/1952-139-0x0000000000000000-mapping.dmp

Download
memory/1952-138-0x0000000000FEF000-0x0000000000FF0000-memory.dmp

Filesize
4KB

Download
memory/1952-137-0x0000000077D52000-0x0000000077D53000-memory.dmp

Filesize
4KB

Download
memory/2624-135-0x0000000000000000-mapping.dmp

Download
memory/2624-134-0x0000000000C1F000-0x0000000000C20000-memory.dmp

Filesize
4KB

Download
memory/2624-133-0x0000000077D52000-0x0000000077D53000-memory.dmp

Filesize
4KB

Download
memory/3112-116-0x0000000000000000-mapping.dmp

Download
memory/3432-141-0x0000000077D52000-0x0000000077D53000-memory.dmp

Filesize
4KB

Download
memory/3432-142-0x0000000000D8A000-0x0000000000D8B000-memory.dmp

Filesize
4KB

Download
memory/3432-143-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads