a1d6de9c793a85dc04aa7d5f148c00d5f0ba968dda248a5d8aa7420cec25bddd

Analysis

max time kernel
17s
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
31-12-2023 02:26

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General

Target

2471ef9d413fc6fe0bf31777342014d5.pdf
Size

90KB
MD5

2471ef9d413fc6fe0bf31777342014d5
SHA1

771b29b4f69051214a1597a0bd3cfd3e82668ff7
SHA256

a1d6de9c793a85dc04aa7d5f148c00d5f0ba968dda248a5d8aa7420cec25bddd
SHA512

d961cea9e58bcd6d5a2abb04a029099174adf7e2aa218bbca2a077a7472a218b18ead1ecbe5c22dbc00bc63f78cf1ae67afece3f63192e326c9b896354774bad
SSDEEP

1536:+GGl63AAVG+6F6Nuj1E+mwPqI6qomp1TlS/9eke1Jf7dbNiEWGpOK2Rx3zkW9jJI:lMMAAV0l9mwPqYompDS/tqZbmKsNzf/A

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2164	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 4568	2164	AcroRd32.exe	92
PID 2164 wrote to memory of 4568	2164	AcroRd32.exe	92
PID 2164 wrote to memory of 4568	2164	AcroRd32.exe	92
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 2160	4568	RdrCEF.exe	93
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94
PID 4568 wrote to memory of 4648	4568	RdrCEF.exe	94

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\2471ef9d413fc6fe0bf31777342014d5.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:2164
- 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:4568
- - 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=117F16BFDE2D2A33336544D38C3FB916 --mojo-platform-channel-handle=1740 --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=6DC2A2FAFA0470D1E7AF6BC9E18AF5EE --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=6DC2A2FAFA0470D1E7AF6BC9E18AF5EE --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4648
- - 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=C898A9C1F7A520E74B0E792D0ACB66B3 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3712
- - 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=C1D2BEAE6B2F5A1D7C4C45AC042406FF --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=C1D2BEAE6B2F5A1D7C4C45AC042406FF --renderer-client-id=5 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2668
- - 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=A19343A04078F9FF631B084718956F12 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2764
- - 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=769A2740A58436AF2EB0FDE50FE272C0 --mojo-platform-channel-handle=2040 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1976

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4412

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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