d90f581c543cba58332c5c67e2a464387142e72bb9d6960bcc9dd52ef2a948f4

Analysis

max time kernel
121s
max time network
133s
platform
windows10_x64
resource
win10-en-20211208
submitted
29-01-2022 13:20

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General

Target

d90f581c543cba58332c5c67e2a464387142e72bb9d6960bcc9dd52ef2a948f4.pdf
Size

521KB
MD5

c5ef6b6c17eb5e432a11dead03d9299d
SHA1

3882949d434671d093bff1b29be5be9081b56f93
SHA256

d90f581c543cba58332c5c67e2a464387142e72bb9d6960bcc9dd52ef2a948f4
SHA512

67cc30c828b6edd6bf25acb438deac23201230c4712c6cfefdbcc6bc0c904887789ab88ae052265aa26ff1585c5b715f2be2f4266c87640f12f7b2d66a2399b4

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

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3376	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe
3376	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3376 wrote to memory of 4212	3376	AcroRd32.exe	68
PID 3376 wrote to memory of 4212	3376	AcroRd32.exe	68
PID 3376 wrote to memory of 4212	3376	AcroRd32.exe	68
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3220	4212	RdrCEF.exe	69
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70
PID 4212 wrote to memory of 3292	4212	RdrCEF.exe	70

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\d90f581c543cba58332c5c67e2a464387142e72bb9d6960bcc9dd52ef2a948f4.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:3376
- 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:4212
- - 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=FE1F58163C5B879BDEBFC7806DD6B9B6 --mojo-platform-channel-handle=1648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3220
- - 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=10FC4620E94510568C9347590D8F17FA --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=10FC4620E94510568C9347590D8F17FA --renderer-client-id=2 --mojo-platform-channel-handle=1656 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3292
- - 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=2BE09A5F9EAAF3544885D6AB49ED253E --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=2BE09A5F9EAAF3544885D6AB49ED253E --renderer-client-id=4 --mojo-platform-channel-handle=2084 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4232
- - 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=757F60D6500280B54BD9E3899BC664C8 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1176
- - 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=C9224289C3EEF325C26A4E5D4A595DF2 --mojo-platform-channel-handle=2596 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1808
- - 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=F0C4F8D7EBD4EA9CF89320D4A7BD4EA8 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2320

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1176-131-0x0000000077072000-0x0000000077073000-memory.dmp

Filesize
4KB

Download
memory/1808-134-0x0000000077072000-0x0000000077073000-memory.dmp

Filesize
4KB

Download
memory/2320-137-0x0000000077072000-0x0000000077073000-memory.dmp

Filesize
4KB

Download
memory/3220-118-0x0000000077072000-0x0000000077073000-memory.dmp

Filesize
4KB

Download
memory/3292-121-0x0000000077072000-0x0000000077073000-memory.dmp

Filesize
4KB

Download
memory/4232-126-0x0000000077072000-0x0000000077073000-memory.dmp

Filesize
4KB

Download