cfa75328c7842f6365aefe132a71cd101827928c66b9b563e6f385de8831528b

Analysis

max time kernel
53s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2022, 15:03

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General

Target

A40002042.pdf
Size

155KB
MD5

9940e351ae6390e2e6dbbb8bb69ea9e8
SHA1

9d85b1aab5561a86038474c4a64ca1d6147a04ea
SHA256

cfa75328c7842f6365aefe132a71cd101827928c66b9b563e6f385de8831528b
SHA512

eac2108ff9970e05fdff1d460bb3a6e71718314714c541763275a6df3877b9d87b870b64d955c52cb4fdd684a1e8e9f464ada89a56a4c84dfc1409a35c6d0c3d
SSDEEP

3072:itS3or+HVMEW/a5EQl+tdBt6JYnP6BXyMuCPPUEAWPQ/fag1pqO4ZAqd:TYyHVvEQbYP1MuCPPDvPQ/ig1pF4ZAE

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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4708	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 4972	4708	AcroRd32.exe	84
PID 4708 wrote to memory of 4972	4708	AcroRd32.exe	84
PID 4708 wrote to memory of 4972	4708	AcroRd32.exe	84
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 1252	4972	RdrCEF.exe	87
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88
PID 4972 wrote to memory of 2900	4972	RdrCEF.exe	88

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\A40002042.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:4708
- 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:4972
- - 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=7B4F773F39D184174A2ACD8BFFFE66AD --mojo-platform-channel-handle=1708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1252
- - 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=5E3B5277B7EDA52078B033874922A073 --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=5E3B5277B7EDA52078B033874922A073 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2900
- - 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=3A27E1153DBEEF31051DF449EF83E692 --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=3A27E1153DBEEF31051DF449EF83E692 --renderer-client-id=4 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3740
- - 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=DDA3AA5CC7C883080022D42E15816B8E --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4792
- - 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=8B44199A032453C114012E5E85B9985E --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4520
- - 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=6BEE3E4708065EE6EEA761DCFE881CCA --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1348

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4440

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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