89db32145e8ef33870c97232a9247527715e1576e49559437e1372f7593efb2a

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/02/2024, 20:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9017728490277ab1cf415d39a9e30b88.pdf
Size

48KB
MD5

9017728490277ab1cf415d39a9e30b88
SHA1

743eb9741c069306adf8dd93a164533dc5754138
SHA256

89db32145e8ef33870c97232a9247527715e1576e49559437e1372f7593efb2a
SHA512

e29bf8bc978cff2b301fffcc55ba7a6e0568ad070894cee92a9c5075c8c08434a62cc19cfe770cc2fb16a92fbfa8e976f2a20e10d325f2f14aef4deae8dac667
SSDEEP

768:kqcHaK9v9dMhXJ7ymzKTJ3fi2fvPMu7NSDfTwkD820sZAOlv5oaTSvudJXo:kXHHDa1FymzsI2fXHcDVDgRAvOFvYRo

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 852	3016	AcroRd32.exe	89
PID 3016 wrote to memory of 852	3016	AcroRd32.exe	89
PID 3016 wrote to memory of 852	3016	AcroRd32.exe	89
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 2656	852	RdrCEF.exe	90
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91
PID 852 wrote to memory of 4496	852	RdrCEF.exe	91

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\9017728490277ab1cf415d39a9e30b88.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:3016
- 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:852
- - 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=4388725432A59EB5EF5E9A653004EFDD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2656
- - 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=58DCC6D7135D81373D86889D5539E79D --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=58DCC6D7135D81373D86889D5539E79D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4496
- - 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=B6F52614CD424234E5DC2B958FFF629E --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4212
- - 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=DBF9D1FA52F112058325CA8E6249CB35 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4588
- - 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=DB509E48D4B93324DFA85F6D4CE7004A --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=DB509E48D4B93324DFA85F6D4CE7004A --renderer-client-id=6 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3620
- - 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=CF2ACBE43E87AB95C8AA0CF50C964820 --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2288

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
36c3e899523527c82d88c3e2cca23265

SHA1
2178fb9a20b63c1f9fb16f06a0641a6d3fc01f4a

SHA256
2a7236a18f3f0300f57e91d254677e719db243844aac7ed127317aa7876898de

SHA512
f8a4262a929aa5a14fdd33c7dd38fc0559deb9de93d839dd30181ddab8e4164ee9d5502fca4c55f2ac540c2d2d642a0c25983aa6fc65a0d0933aa4d75618174b

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