748eb649c09572b8a89011c31f2402d91a73484948c55905bf14c80fed73cf74

Resubmissions

28/08/2023, 12:21

230828-pjn75adf8s 1

28/08/2023, 12:08

230828-pa1jssag65 1

Analysis

max time kernel
140s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
28/08/2023, 12:08

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Report Analysis Logs

General

Target

file.pdf
Size

61KB
MD5

e1e8fc8f06c26ad994a81e770c293eaf
SHA1

140a3b0b0bada2a181b1f98aa50ec40d1f06a3e9
SHA256

748eb649c09572b8a89011c31f2402d91a73484948c55905bf14c80fed73cf74
SHA512

949b3dadc171743fdb4fc446941fd47d79540ae541f0d2140d579bc1d9ef7ba5489f7803acf36460f5bf6700ca060fd0f52abb7ce3ddfc6dadf251adba7d0949
SSDEEP

1536:JBBt9zoBnFPz/fX2T/GEHUyQnD9J3zBJHHL6KKquU:HBPzoBnFPzXGT/jHQ5FnerxU

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-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4684	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe
4684	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 4668	4684	AcroRd32.exe	87
PID 4684 wrote to memory of 4668	4684	AcroRd32.exe	87
PID 4684 wrote to memory of 4668	4684	AcroRd32.exe	87
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 3568	4668	RdrCEF.exe	88
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	RdrCEF.exe	89
PID 4668 wrote to memory of 1580	4668	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\file.pdf"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4684
- 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:4668
- - 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=AB35988C9518CFE9AF71CCAEB0C6D164 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3568
- - 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=56B230C457271147897367D1284E7947 --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=56B230C457271147897367D1284E7947 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1580
- - 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=9F0C4E401EF9E614FB5E117C018A1D35 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1436
- - 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=904CF34F1E6578408D1031B5E07E6E7B --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=904CF34F1E6578408D1031B5E07E6E7B --renderer-client-id=5 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:684
- - 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=E5E436C607AD8777368BFF335C28C935 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4564
- - 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=2AF04351D5DBA42EC8C8BA4BFB9D56C4 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:952

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4576

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
46721006e191742c63b11f18b3527089

SHA1
ddf440ca3f5cdd6194bef22c4eabd1e7de09ea52

SHA256
6aa65f1276abfea163056774e7817e8abad583665aab41b880e7c833c8abe99a

SHA512
54c7b7238c7c21f054c43f72c719de72de45a80336415500145135cf078c357ba451cfdf4f9f798da722aac3f6f30936a6f58879180d3bc7bb5345bf5e74903d

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