73e2233ee020c646b8a19cf4384fb1c7fbaf6dcb7e447279478a6417b82ec13c

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
27/12/2023, 23:50

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General

Target
bb6a00025b8146017682697d7fdf436c.pdf
Size 7KB
Sample231227-3vmekafad5
SHA256 73e2233ee020c646b8a19cf4384fb1c7fbaf6dcb7e447279478a6417b82ec13c
MD5 bb6a00025b8146017682697d7fdf436c
SHA1 c8e1bb556f46dbe306b774c501fc705e2cedd2b2
SHA512 9780f29d05dff31e911c14a623c7b6664b96b977792bd82141ec9f63635e410aa25e743c3ba2e7b9d172e38c21acf729320794d85bbc1465e7ba15bc5dd0c8fe
SSDEEP 192:6AZTu6I+KEzLXWjQ6QJsP8ggMaU08/K+rvZB+LtMj9zZgUUJ:6OXWjAggMe8/K+7Zg8pWJ
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe
740	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 740 wrote to memory of 3244	740	AcroRd32.exe	95
PID 740 wrote to memory of 3244	740	AcroRd32.exe	95
PID 740 wrote to memory of 3244	740	AcroRd32.exe	95
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 2160	3244	RdrCEF.exe	96
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97
PID 3244 wrote to memory of 1444	3244	RdrCEF.exe	97

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\bb6a00025b8146017682697d7fdf436c.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:740
- 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:3244
- - 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=744EBEAD6753B320FF651B8A41FBCCF8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2160
- - 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=113859C2EEA8AEF414D2EF46F8E3A17F --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=4 --enable-main-frame-before-activation --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=113859C2EEA8AEF414D2EF46F8E3A17F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1444
- - 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=EDB991A4F385D98A2631113A7BE05D21 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4268
- - 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=E24EDA360A0F7ED5783B57926C803447 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3152
- - 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=74C9311FE66C9583500469F3ACCB28A9 --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=4 --enable-main-frame-before-activation --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=74C9311FE66C9583500469F3ACCB28A9 --renderer-client-id=6 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4692
- - 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=872F4E033D87642BB0FB56E81BDFF981 --mojo-platform-channel-handle=2632 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2012

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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 v15

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