88bdafb9340c5c7ffd4e90266d5d3c71f392e999727b8f6ee8b3733580895de6

General

Target

Fah_20211111024747.pdf
Size

8KB
MD5

d01bf4b67f3959b2f011aadc47e9345c
SHA1

35d69bbd4c49f2b00c5e3f065274b9ec2a42e192
SHA256

88bdafb9340c5c7ffd4e90266d5d3c71f392e999727b8f6ee8b3733580895de6
SHA512

346b381b7668045e3a4bc2edebf71861fa76e59c7e2840d36fb46e4e2627ee91babfefff7fddc842794f1724199941b2458d7a6bf927f7bb8f98ec04bf981f19

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-1-5-21-1042495040-510797905-2613508344-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

2592 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

2592 AcroRd32.exe
2592 AcroRd32.exe
2592 AcroRd32.exe
2592 AcroRd32.exe
2592 AcroRd32.exe
2592 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 2592 wrote to memory of 3440	2592	AcroRd32.exe	RdrCEF.exe
PID 2592 wrote to memory of 3440	2592	AcroRd32.exe	RdrCEF.exe
PID 2592 wrote to memory of 3440	2592	AcroRd32.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 2848	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	RdrCEF.exe	RdrCEF.exe
PID 3440 wrote to memory of 900	3440	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\Fah_20211111024747.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:2592

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:3440

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=2E72EEF4E365332BD66E9B872608098F --mojo-platform-channel-handle=1640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2848

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=AF93445682792C175F8856762CBE0631 --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=AF93445682792C175F8856762CBE0631 --renderer-client-id=2 --mojo-platform-channel-handle=1648 --allow-no-sandbox-job /prefetch:1
3⤵
PID:900

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=418C0903658DAE1FEB6CB6DC93476AC9 --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=418C0903658DAE1FEB6CB6DC93476AC9 --renderer-client-id=4 --mojo-platform-channel-handle=2208 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1428

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=07806F8A84F722168BDFA32EB825F199 --mojo-platform-channel-handle=2252 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:608

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=6AD1036887CF0B3E99E6C910C5648656 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
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=7A86177AC3F96962F5525DFD800FAA84 --mojo-platform-channel-handle=2240 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1692

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

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Downloads

memory/608-137-0x0000000000000000-mapping.dmp

Download
memory/608-136-0x0000000000BF7000-0x0000000000BF8000-memory.dmp

Filesize
4KB

Download
memory/608-135-0x0000000077682000-0x0000000077683000-memory.dmp

Filesize
4KB

Download
memory/900-127-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/900-123-0x0000000077682000-0x0000000077683000-memory.dmp

Filesize
4KB

Download
memory/900-124-0x0000000000798000-0x0000000000799000-memory.dmp

Filesize
4KB

Download
memory/900-125-0x0000000000000000-mapping.dmp

Download
memory/900-128-0x0000000000880000-0x0000000000881000-memory.dmp

Filesize
4KB

Download
memory/1428-129-0x0000000077682000-0x0000000077683000-memory.dmp

Filesize
4KB

Download
memory/1428-130-0x000000000171E000-0x000000000171F000-memory.dmp

Filesize
4KB

Download
memory/1428-131-0x0000000000000000-mapping.dmp

Download
memory/1692-143-0x0000000077682000-0x0000000077683000-memory.dmp

Filesize
4KB

Download
memory/1692-145-0x0000000000000000-mapping.dmp

Download
memory/1692-144-0x00000000017D2000-0x00000000017D3000-memory.dmp

Filesize
4KB

Download
memory/2740-141-0x0000000000000000-mapping.dmp

Download
memory/2740-139-0x0000000077682000-0x0000000077683000-memory.dmp

Filesize
4KB

Download
memory/2740-140-0x00000000009B0000-0x00000000009B1000-memory.dmp

Filesize
4KB

Download
memory/2848-122-0x0000000000D10000-0x0000000000D11000-memory.dmp

Filesize
4KB

Download
memory/2848-119-0x0000000077682000-0x0000000077683000-memory.dmp

Filesize
4KB

Download
memory/2848-121-0x0000000000000000-mapping.dmp

Download
memory/2848-120-0x0000000001A4E000-0x0000000001A4F000-memory.dmp

Filesize
4KB

Download
memory/3440-118-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads