309fcddb5625ad7add877b8d2c4401760906da433f51d24dddc61b63382c4325

General

Target

nfzbmUJb GQGaZms 5wrpGkfZ hQ2AZg SSFpF El.pdf
Size

142KB
MD5

ab07040ca75a168a253372f5e2ced67f
SHA1

e57f12c103cf46f2ad61a3c11907eebf3e80d524
SHA256

309fcddb5625ad7add877b8d2c4401760906da433f51d24dddc61b63382c4325
SHA512

a70384502e26ab86ecca14bc2bca001abfa77903f9ca44a2edcb3e30c64224e2be95c176a40090cf32c3f44c10326ff8032192d016e480921f3fe42007be7ffd

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-1-5-21-2481030822-2828258191-1606198294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

AcroRd32.exe

pid	process
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe
3808	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3808 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3808 AcroRd32.exe
3808 AcroRd32.exe
3808 AcroRd32.exe
3808 AcroRd32.exe
3808 AcroRd32.exe
3808 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3808 wrote to memory of 1264	3808	AcroRd32.exe	RdrCEF.exe
PID 3808 wrote to memory of 1264	3808	AcroRd32.exe	RdrCEF.exe
PID 3808 wrote to memory of 1264	3808	AcroRd32.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 3956	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	RdrCEF.exe	RdrCEF.exe
PID 1264 wrote to memory of 68	1264	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\nfzbmUJb GQGaZms 5wrpGkfZ hQ2AZg SSFpF El.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:3808

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: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=9044636EA2723BD21B9D3E1A9B12B37D --mojo-platform-channel-handle=1628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3956

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=6484F93558216E0E7DDE0626C1934365 --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=6484F93558216E0E7DDE0626C1934365 --renderer-client-id=2 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job /prefetch:1
3⤵
PID:68

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=1B6C1C35688A8EA4851691FDAD606F04 --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=1B6C1C35688A8EA4851691FDAD606F04 --renderer-client-id=4 --mojo-platform-channel-handle=2080 --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=250F79037B23E3983FC769BF7BA5B1ED --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3484

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=B63D3D10877E2925902A30404820FF5C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4068

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=726ECCD2ADBC5B043D678E76666C2EF1 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3984

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/68-124-0x0000000001650000-0x0000000001651000-memory.dmp

Filesize
4KB

Download
memory/68-120-0x0000000077A62000-0x0000000077A63000-memory.dmp

Filesize
4KB

Download
memory/68-121-0x0000000001A05000-0x0000000001A06000-memory.dmp

Filesize
4KB

Download
memory/68-122-0x0000000000000000-mapping.dmp

Download
memory/68-125-0x0000000001AF0000-0x0000000001AF1000-memory.dmp

Filesize
4KB

Download
memory/1120-128-0x0000000000000000-mapping.dmp

Download
memory/1120-127-0x0000000000C93000-0x0000000000C94000-memory.dmp

Filesize
4KB

Download
memory/1120-126-0x0000000077A62000-0x0000000077A63000-memory.dmp

Filesize
4KB

Download
memory/1264-115-0x0000000000000000-mapping.dmp

Download
memory/3484-134-0x0000000000000000-mapping.dmp

Download
memory/3484-132-0x0000000077A62000-0x0000000077A63000-memory.dmp

Filesize
4KB

Download
memory/3484-133-0x0000000000BEB000-0x0000000000BEC000-memory.dmp

Filesize
4KB

Download
memory/3956-116-0x0000000077A62000-0x0000000077A63000-memory.dmp

Filesize
4KB

Download
memory/3956-117-0x0000000000ABB000-0x0000000000ABC000-memory.dmp

Filesize
4KB

Download
memory/3956-118-0x0000000000000000-mapping.dmp

Download
memory/3956-119-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/3984-140-0x0000000077A62000-0x0000000077A63000-memory.dmp

Filesize
4KB

Download
memory/3984-141-0x0000000001A02000-0x0000000001A03000-memory.dmp

Filesize
4KB

Download
memory/3984-142-0x0000000000000000-mapping.dmp

Download
memory/4068-136-0x0000000077A62000-0x0000000077A63000-memory.dmp

Filesize
4KB

Download
memory/4068-137-0x0000000000C4D000-0x0000000000C4E000-memory.dmp

Filesize
4KB

Download
memory/4068-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads