9541aaf893e165086ead368bd21f766a45780f70c71dcb661a7afb82c1d6503f

Analysis

max time kernel
80s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
21/12/2022, 02:46

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General

Target

DocumentsFolder_23961250_12202022.pdf
Size

119KB
MD5

36c5a509dabcb295d9b9f49712103568
SHA1

267e6dc57c058925a2cd80b1de209acb15e26fe8
SHA256

9541aaf893e165086ead368bd21f766a45780f70c71dcb661a7afb82c1d6503f
SHA512

fe8239042fae24b9b1481c2473e218324f08cfe149cdd82f30e878cbac3c06b4197f7791c84d226e4c4679ed4994e00f6aef61c9dca5c0bf4bab43d2323e8e28
SSDEEP

3072:SW1bn6f+kzllQ8aEB0VTZ7m7x2evc4obfMYkZaN:SObnQQ8qVl7mMevc4efVTN

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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2140	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 4828	2140	AcroRd32.exe	80
PID 2140 wrote to memory of 4828	2140	AcroRd32.exe	80
PID 2140 wrote to memory of 4828	2140	AcroRd32.exe	80
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 3948	4828	RdrCEF.exe	83
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84
PID 4828 wrote to memory of 4040	4828	RdrCEF.exe	84

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\DocumentsFolder_23961250_12202022.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:2140
- 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:4828
- - 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=AE11C6D2CD04690CBEF9CECCE56A8B5C --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3948
- - 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=F979A58C155B094BB576BE4798BF3C72 --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=F979A58C155B094BB576BE4798BF3C72 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4040
- - 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=9F4382BCCE0A61F490BF10989797C2F1 --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=9F4382BCCE0A61F490BF10989797C2F1 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3664
- - 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=695596DDB1E5916D222683307E95FD7E --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3840
- - 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=ED7430E0A0A70982A33AC98E1CF48EDC --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:396
- - 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=70CBF4154EA9F2FBE34FDDE3336C1F1C --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2520

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2244

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

Windows 7 deprecation

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