68592de3b52580c58550d12e46089607fab111bcec798d6faf43333fd230e631

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 12:28

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General

Target

508f3a75db6da7cd8a3261cebbe97d11.pdf
Size

86KB
MD5

508f3a75db6da7cd8a3261cebbe97d11
SHA1

c7b6d0a27cc7e1b4c9cae112ced4793e2053664b
SHA256

68592de3b52580c58550d12e46089607fab111bcec798d6faf43333fd230e631
SHA512

757303bbd0d288779afe4268f9d58c462b9c6b1e6d0e69dadc95dc88132f9cfe0906aba3801a533772f2b400bcfd558344d9518b3035aa1feca4a9c2f59a8cec
SSDEEP

1536:M6yrihmmy8blh9YTVM0utaQKcAjBBkpyQLwt4iROSWOofAJ06GJ6sWGpOKqPLHBc:PyGhTy+h9YRbuwFcqDtSSWOcAJ/KqPLi

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 3940	1484	AcroRd32.exe	92
PID 1484 wrote to memory of 3940	1484	AcroRd32.exe	92
PID 1484 wrote to memory of 3940	1484	AcroRd32.exe	92
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 3992	3940	RdrCEF.exe	105
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 912	3940	RdrCEF.exe	93

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\508f3a75db6da7cd8a3261cebbe97d11.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:1484
- 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:3940
- - 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=FD89774C594C5CCEF5873B558A0B2C99 --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=FD89774C594C5CCEF5873B558A0B2C99 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:912
- - 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=AB2E0FC7F1A2BCF4A7820FCDBB595CB3 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992
- - 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=A34E219D13A94BF132E7C85339994079 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:876
- - 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=55CF90374DB46E0BB6E067C5C973FAB5 --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=55CF90374DB46E0BB6E067C5C973FAB5 --renderer-client-id=5 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5068
- - 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=A6FC9F3B12FDF0D648F0076B879E5357 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3204
- - 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=12E5C6C7F591974BF0EDB0E79F989C6F --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1740

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2208

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
PID:3992

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
c7b4533a180172e43990e142b3779721

SHA1
c528f14f5b8d23fba5293697e676a73002b9455e

SHA256
7efb95a37e90ea3331f57cc9088927e576488c3c9af3058407f2c724938da460

SHA512
c67e965a60e745a1c64f264a6f957bd4615126f1c0faebafc77c399569da51426269f65500fc0b330a902ea4de92b99c2abc69ea66c2f27c45977cbb2675e60f

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1484-26-0x000000000C070000-0x000000000C0C0000-memory.dmp

Filesize
320KB

Download