6f0495900c5d0f99dd1e274393286f618d0409fb02722a50500601bc69d2fb52

Analysis

max time kernel
144s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 13:57

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General

Target

b2df515cc715f04c9cb184a93e3f0a38.pdf
Size

66KB
MD5

b2df515cc715f04c9cb184a93e3f0a38
SHA1

9aa45e4fe10eb1b8ccb3277e86e6b57db5157846
SHA256

6f0495900c5d0f99dd1e274393286f618d0409fb02722a50500601bc69d2fb52
SHA512

9aa616604b440785a6ee7cb93723166c6c1508156e86cafe11dd0b26b83ae1e532136449db56a29da796edc9f4432b0c861edc849f13332c8fe695bc22164803
SSDEEP

1536:h76PDpOSw2VF68nCRXnUGQc/FkN5ilFWrA8:B0NzwAF6MCRXnUjc/FkNElFW7

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3880	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3880 wrote to memory of 4872	3880	AcroRd32.exe	92
PID 3880 wrote to memory of 4872	3880	AcroRd32.exe	92
PID 3880 wrote to memory of 4872	3880	AcroRd32.exe	92
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2244	4872	RdrCEF.exe	94
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93
PID 4872 wrote to memory of 2136	4872	RdrCEF.exe	93

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\b2df515cc715f04c9cb184a93e3f0a38.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:3880
- 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:4872
- - 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=7CE895A709EA60BBF7A78A3695DA9B18 --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=7CE895A709EA60BBF7A78A3695DA9B18 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2136
- - 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=CE0F229E106F902F340B7B29C2AE37D9 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2244
- - 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=D7AD2A9A94FC94EA0BD8FB98DDA0214E --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1852
- - 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=EE892CC6210F965D0EF2D04E616F3D07 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3616
- - 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=B6AE5CB8BAB9C6384C6DBE5458DD7F81 --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=B6AE5CB8BAB9C6384C6DBE5458DD7F81 --renderer-client-id=6 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4080
- - 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=06EC3F0008DC400DBFCD864CBA73BF72 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3772

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
316d3d0972b5211d2e7ce0f5e3781a2b

SHA1
fed31f57fa89f807fe3f5bbeee758b2513c52d95

SHA256
2c2723130becbab1fad54c6c1043cba2b63494ce2abba761065f3f6fe79a2626

SHA512
9d6245668cf38853fcf3bcea26ad665190f9d577f2429057217ac6fc493bbaf84bd5188311720d9fd7c199df66677a61c0948a14868392a12e61d09253a40278

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/3880-27-0x000000000AE00000-0x000000000AE21000-memory.dmp

Filesize
132KB

Download