485a01f3644be664eeb4b122df9362665c77dc005f31d0a4da7b8a77f2dbc6bb

Analysis

max time kernel
140s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
04/05/2023, 18:13

Sharing

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General

Target

Invoice79887.pdf
Size

21KB
MD5

9fea39e7f90b26079ab232f51a261962
SHA1

401a9c76579b35a7b09cbe28dcebd0c505926c51
SHA256

485a01f3644be664eeb4b122df9362665c77dc005f31d0a4da7b8a77f2dbc6bb
SHA512

6ae48be90ec59b50fc69c27e3cbeec17cde0ae4761885f4c5049d2c18bbb43fef0714dabc490dc0a5a23ca34394e74190a1589e056f87f40a0af253663fadacf
SSDEEP

384:1i3+I5+JlZzYyEmMgwuSANpe49ACUSNu1THL60ZpnYZ6CUSP:XTJlBvrzecAYu1TW07YQO

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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2516	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe
2516	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 4244	2516	AcroRd32.exe	88
PID 2516 wrote to memory of 4244	2516	AcroRd32.exe	88
PID 2516 wrote to memory of 4244	2516	AcroRd32.exe	88
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4320	4244	RdrCEF.exe	89
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90
PID 4244 wrote to memory of 4716	4244	RdrCEF.exe	90

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\Invoice79887.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:2516
- 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:4244
- - 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=F7D8AB8D42C554FFD7D3A4288028738A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4320
- - 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=E2875487FE9A6DE05C48F664C4648EFB --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=2 --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=E2875487FE9A6DE05C48F664C4648EFB --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4716
- - 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=A4B0FD07BC0D2960C19CFB0302FD8D93 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2520
- - 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=EF4C4A60366C7C787E94D7CA7CE5E762 --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=2 --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=EF4C4A60366C7C787E94D7CA7CE5E762 --renderer-client-id=5 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4112
- - 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=4E43746038EB1CB056F0E8BCD009A548 --mojo-platform-channel-handle=2444 --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=685E5A0D91E4C115E4E1B880E18C1525 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4896

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4512

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
64KB

MD5
3c8682c7760175838d2ca16bc807823f

SHA1
4c51f8da847839fbf586490007b57745f37730f5

SHA256
a756a70ececd39b97777dd2ba8eee483d380e3253e5cf90394622f3e09384c1b

SHA512
20248fb894a7177e00af8fc3663e3a7f538d966e0d75c6f96904b4c54398597501b3c69131ce14f0deb28dc5998729b628959efcb97c7e754592b5970c31c1ed

Download Submit