60be3ef73e3683ecda9497509ecc82fbfa6f3a18b7b6fc74091b809f47e8c710

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 12:13

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General

Target

58e3a9e567ef003f5ebc20d6b065942a.pdf
Size

88KB
MD5

58e3a9e567ef003f5ebc20d6b065942a
SHA1

06aa038cc0d910f23d42e77d193052b43813990c
SHA256

60be3ef73e3683ecda9497509ecc82fbfa6f3a18b7b6fc74091b809f47e8c710
SHA512

ce440c611167bf4dbdb53c669f74d9f548b63b2aed80d03317d2aa4e73865cc347c397d97d9a6840ce386df611d4c706d19094f49f554a1a270216079cdb9d74
SSDEEP

1536:o/H1fkZWxvAyTtYFFce/zKWf6CsaEB5CixHun1Ux+VWlc2BO6W6pOu20vkdXB:wSZmvAmtYjcp3paAn8yZPkHu2fr

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4836	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe
4836	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 3608	4836	AcroRd32.exe	94
PID 4836 wrote to memory of 3608	4836	AcroRd32.exe	94
PID 4836 wrote to memory of 3608	4836	AcroRd32.exe	94
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3912	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 3116	3608	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\58e3a9e567ef003f5ebc20d6b065942a.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:4836
- 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:3608
- - 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=7F5C67A36DC8A2B0AD1F27AE8F417164 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3912
- - 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=984C0B504D74C5831818335A9C40C878 --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=984C0B504D74C5831818335A9C40C878 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3116
- - 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=AB5C9B6ACCF26E299957A927938EFAB6 --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=AB5C9B6ACCF26E299957A927938EFAB6 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2364
- - 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=F2860F4435D2E0870A9CA9326FF0C7B7 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:896
- - 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=C3F73843B2E497F3F41B038420A4B0B1 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1392
- - 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=00D9B33477311BCF2CD749829EB7C37C --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4404

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5052

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
64KB

MD5
4887b83b93facd6db32cd9eab003cc9f

SHA1
7d06bf95e11350628e16b619cd2d86746dabf44b

SHA256
88682b6b817f571e65a1b6899baa646b59a9bef7d6f795f81169e6d0ce4d620b

SHA512
6fafdf8a99817da3d2453d8c11713284043166f8cc4af43a9518d6d770f0f6f0b20bda67953b6579c26e929e32b66f873d169c1ef5086127b57f6ba4b703fbd5

Download Submit
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
memory/4836-28-0x000000000BC10000-0x000000000BC31000-memory.dmp

Filesize
132KB

Download