1141750a4dd6b78415c889250d58d6bf8a839e7bdf0dbc1c54201022673c4045

Analysis

max time kernel
140s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
16/08/2023, 18:52

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General

Target

42d996f3ea94b33eee4212a2d8c48aafc5f7023fc48f9f54dcd20e41671a85cc.pdf
Size

157KB
MD5

0ca1cf2f219f75984fb71b8b4f62e5a5
SHA1

9656ca9788471c4bb7ba52ceb63d2de06d2c93e7
SHA256

42d996f3ea94b33eee4212a2d8c48aafc5f7023fc48f9f54dcd20e41671a85cc
SHA512

383f6704d11fd0336d3e022da965838966ef2e05398ee91abb62f7cd0c7d29086c13c749a71fd3f3c53514942227ff7b52a305cea0345204c7346f2f7441b754
SSDEEP

3072:OlAlDE31pFPiaSFqp/L4vrEGcFqydIxVMciEb5aA/y816Gf9amkWFWIXcq:vQwqp/svrEG1xVzZ5v/yE6y+w9X/

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
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe
2320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 960	2320	AcroRd32.exe	85
PID 2320 wrote to memory of 960	2320	AcroRd32.exe	85
PID 2320 wrote to memory of 960	2320	AcroRd32.exe	85
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 2684	960	RdrCEF.exe	86
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87
PID 960 wrote to memory of 4904	960	RdrCEF.exe	87

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\42d996f3ea94b33eee4212a2d8c48aafc5f7023fc48f9f54dcd20e41671a85cc.pdf"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2320
- 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:960
- - 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=1EDCD5010C4581DE5365DD426ABD6440 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2684
- - 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=990FB4E2FCFF917FCB3D505DBBF99FEE --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=990FB4E2FCFF917FCB3D505DBBF99FEE --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4904
- - 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=098224E1FD2C6C975971B964A3A1C6A1 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1340
- - 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=64951A25D16D5DE56D7F4099E9FD7FD8 --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=64951A25D16D5DE56D7F4099E9FD7FD8 --renderer-client-id=5 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2540
- - 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=723A946F8C13529C88F28C304086AB19 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4976
- - 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=7DD1BAC6749A92C52E44156DF7118373 --mojo-platform-channel-handle=2216 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:884

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
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
25ffaa79f1bdedf4a2b46053e6b8fc9a

SHA1
15047425601654295729590ba357ef1e8e101a10

SHA256
49f5645dbaf60078d7387b20060851c9a5e3c8e0990a9c01f79b0e3c2932419f

SHA512
2de1d1ea7d3a9868c10fd554e1b15f1f4aa6fd354821f43c4fc0ce8ac1c4335cab346863f40bea5632f19befa085226bc19ddba58449a90fb6bb2cf1c11f07b4

Download Submit