1737cd1c4f793a6511ead54fd8f796a2e2d978b31dd365f082fa5cac6fc02890

General

Target

20220921090853-1077-e5a7f9da-c927-4abf-b8ce-d428c139ddd0.pdf
Size

418KB
MD5

675c4a4395fab5c6e8afa1d6cc464625
SHA1

8fda5fba0208fd072977e493b422754dde5b7da2
SHA256

1737cd1c4f793a6511ead54fd8f796a2e2d978b31dd365f082fa5cac6fc02890
SHA512

7296461bcbabb27d64a2da0912ccd48214a40b089ccd28b82f1b150b5d08dc924bc7b05787c35bb4a14fcbddf05ac97b57d3719d8b4bd9d4f85dbdb1588d61d9
SSDEEP

6144:g+ZmviKbGeDvkZmEZfpNesIboZshZj7NgJ6nawro/OxZ:Lmqd6ApcLo2hjgU80Z

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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

AcroRd32.exe

pid	process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

2672 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

2672 AcroRd32.exe
2672 AcroRd32.exe
2672 AcroRd32.exe
2672 AcroRd32.exe
2672 AcroRd32.exe
2672 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 2672 wrote to memory of 4984	2672	AcroRd32.exe	RdrCEF.exe
PID 2672 wrote to memory of 4984	2672	AcroRd32.exe	RdrCEF.exe
PID 2672 wrote to memory of 4984	2672	AcroRd32.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 5072	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	RdrCEF.exe	RdrCEF.exe
PID 4984 wrote to memory of 4704	4984	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\20220921090853-1077-e5a7f9da-c927-4abf-b8ce-d428c139ddd0.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:2672
- 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:4984
- - 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=C62066754684ECD41F1A729D427FECEA --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=C62066754684ECD41F1A729D427FECEA --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5072
- - 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=43CA0D905A38D907B8DFC75FB394BC08 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4704
- - 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=3D4AC7147A929084E8D603F19199A8B1 --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=3D4AC7147A929084E8D603F19199A8B1 --renderer-client-id=4 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4132
- - 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=D99E0C1869F745535F6F3DD5787BA64D --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2380
- - 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=2DAE51F0023918BE74DB77D49888179C --mojo-platform-channel-handle=1880 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1648
- - 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=3230A952E7D23616412E380C645F1DFF --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1740

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:428

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

memory/1648-150-0x0000000000000000-mapping.dmp

Download
memory/1740-153-0x0000000000000000-mapping.dmp

Download
memory/2380-147-0x0000000000000000-mapping.dmp

Download
memory/4132-142-0x0000000000000000-mapping.dmp

Download
memory/4704-136-0x0000000000000000-mapping.dmp

Download
memory/4984-132-0x0000000000000000-mapping.dmp

Download
memory/5072-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads