70df875d5305464cb59cf7b197f9a8e6e72697e5ead6543b71bf1a2e1d78421f

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
05/08/2023, 05:46

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General

Target

SBS-5.pdf
Size

1.6MB
MD5

e27034f8cd2af2660e274cf01c0c4afe
SHA1

5c47f364d35c0d8ed343d7266dd74d2680c2c53f
SHA256

25e5ab83a10efe822e2d0d68c6258528fbf9aa4b532b1f465e04f633df79869d
SHA512

cd2fb8d49080325e2213f4216b2c613d9d8ad9ffd5d1adb569ec1bd097126a17a20531890b8fb341fdb65471c42c31ae19e867caea9d2e7e3f1ceebc30013671
SSDEEP

49152:qbH8t16YEiicEMIUA3Xz0+Oh/K++Nb8tWMhUs9:qbHjYEiiZMTAnzPOI9Nb8tvx9

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2848	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe
2848	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 3052	2848	AcroRd32.exe	87
PID 2848 wrote to memory of 3052	2848	AcroRd32.exe	87
PID 2848 wrote to memory of 3052	2848	AcroRd32.exe	87
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 728	3052	RdrCEF.exe	88
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89
PID 3052 wrote to memory of 3816	3052	RdrCEF.exe	89

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\SBS-5.pdf"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2848
- 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:3052
- - 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=9547DC0718DE1CE7E76E32E95EA11806 --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=9547DC0718DE1CE7E76E32E95EA11806 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:728
- - 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=0D4CDD2116883397DD66F8B9BC681A26 --mojo-platform-channel-handle=1796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3816
- - 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=896A21A905AE7403D25E79DD5D88B573 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3684
- - 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=40B82B698B077F9752443E08F849CCA2 --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=40B82B698B077F9752443E08F849CCA2 --renderer-client-id=5 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --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=291AED0B8F10D410D96E596512B477C8 --mojo-platform-channel-handle=2728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1944
- - 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=1D8911D9AEC44D4D425026B84B80838E --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1236

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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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
b86741947ec93c7207b770af258d6c11

SHA1
1002cd49a36ce07ac678e2f66548ec61013a1a95

SHA256
aae48bc1f8e7f1153e5a3c63d80005eff49b8feba63e070e7216ad905ea0669f

SHA512
01a08229d544550d7195ab5f2508969d2a941eb308be1e761a452fa69089488622b30193a0342ab51d40b6f93c36afb2e5868eeca980f6389f28f78fb7ce3b22

Download Submit