305fe9713d948af415d69dc10266be69a01ad917535eeaa97622c335864e563f

Analysis

max time kernel
136s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2022 15:56

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General

Target

attachment20220906-29364-1behfd0.pdf
Size

4.5MB
MD5

1c2a3e547c38e4c41adb8017919add49
SHA1

e075b8d62b9f31ff7b9083bc5bfaab47534382f6
SHA256

305fe9713d948af415d69dc10266be69a01ad917535eeaa97622c335864e563f
SHA512

804c6557682d4b05c69d3734ba93a85cfe31b70660beb3bc0cd4c4355ba78ac0e6a1ff29c96c80001b60743ab80f8bb3b59454f7b9022beb53737e4f5cd60079
SSDEEP

98304:QQ/zTEk5P/igwB+N1zBzOKZhe58kUdqkri4/i05+NxCc4dw5WjhIjZE6dZzK/vNA:B/zT95/GoNZhe58kUdqkri4/i05+NxCy

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
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1756	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 4812	1756	AcroRd32.exe	83
PID 1756 wrote to memory of 4812	1756	AcroRd32.exe	83
PID 1756 wrote to memory of 4812	1756	AcroRd32.exe	83
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4632	4812	RdrCEF.exe	86
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87
PID 4812 wrote to memory of 4600	4812	RdrCEF.exe	87

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\attachment20220906-29364-1behfd0.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:1756
- 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:4812
- - 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=4A57D53E2ECA0A1766EE4111E2E1D04D --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4632
- - 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=5C0492BA6215E21DC5FFE4869042D0F0 --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=5C0492BA6215E21DC5FFE4869042D0F0 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4600
- - 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=BDB92096B9C39D2B1B45121B0180AB6E --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2652
- - 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=D9E841AF5B3493BCC5B9E7CDE9562FDA --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=D9E841AF5B3493BCC5B9E7CDE9562FDA --renderer-client-id=5 --mojo-platform-channel-handle=1828 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3068
- - 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=D932A850C01911A99579FD9B7E997AF0 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3044
- - 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=461CEC042B6184A46C28B7022C809395 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1320

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4312

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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