7fd562e9ce5246f01e7e1133b1bd09349eab68c0986bb98ed0c5f6f9594829f4

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 10:32

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General

Target

07c8365db427a3009b06d964b8ef991b.pdf
Size

91KB
MD5

07c8365db427a3009b06d964b8ef991b
SHA1

e807fd1959373fbaa4fb18ecdceb2c16a89f4bf6
SHA256

7fd562e9ce5246f01e7e1133b1bd09349eab68c0986bb98ed0c5f6f9594829f4
SHA512

8cf589326fbb7db60e973200a0675464f1342a62bba223b161082de614712b925c4675520b4f3106891630a4e2b3664dda0b1e055f050466fad384562920dcc1
SSDEEP

1536:nW4sfEArpj6NXAFZzoVctyj9sXNsZ7P4xdRzbJOE8KCwfx5WGpOKCWxR0uONg3ce:4Eaj6mr0GtQsmZ7WFuKCC0K/R7Oe3cDK

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3224	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe
3224	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 4968	3224	AcroRd32.exe	89
PID 3224 wrote to memory of 4968	3224	AcroRd32.exe	89
PID 3224 wrote to memory of 4968	3224	AcroRd32.exe	89
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 940	4968	RdrCEF.exe	90
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	RdrCEF.exe	91
PID 4968 wrote to memory of 4716	4968	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\07c8365db427a3009b06d964b8ef991b.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:3224
- 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:4968
- - 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=229069AAE41C0B15A67F60DF864063DD --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:940
- - 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=36F6063726360DAEE65B9BC476DD0F00 --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=36F6063726360DAEE65B9BC476DD0F00 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4716
- - 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=DB05385AEF85D8664F9A89E642131936 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2852
- - 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=0145CAD654DFB21757C6C536B6E40393 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2008
- - 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=DC4A469D4DDFE110FEFF8EF0E5E416C6 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1032
- - 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=8BA3F6C8FA2AEF3A2A5F3EEFDFB3E1BB --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=8BA3F6C8FA2AEF3A2A5F3EEFDFB3E1BB --renderer-client-id=7 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4452

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4520

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
ae0e75f67917eb5154cc63462274c2cd

SHA1
97ac08238bade8f9ce4993d04805c995bad80d37

SHA256
0b41a939265c8b4ffe834cabbb6b5ee5779fda818520eee55dd7979d532a9d2d

SHA512
d9b203cf3847d7caa1dcb7096eceba6022ef6b2f91481112845eb1cb3abc92c2c50517577087ed86c6590394b86e7c076b92e811076f7f9f7ded6907c0d36f6d

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
memory/3224-26-0x000000000C4A0000-0x000000000C4F0000-memory.dmp

Filesize
320KB

Download