21935266e52834b1dce36c9bec579604cde96f669424609ff05b337e4b214b77

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10-03-2024 10:52

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General

Target

be6c45d9430c439fd7cf87e753e7fee0.pdf
Size

85KB
MD5

be6c45d9430c439fd7cf87e753e7fee0
SHA1

9b9ef9b0ca53e9d251e8afaf804c2910991481b4
SHA256

21935266e52834b1dce36c9bec579604cde96f669424609ff05b337e4b214b77
SHA512

108fe9aaad8393b78dbe27045f0c2362f34a7b8481fd4aeb8166f4d0ab5d7c49bf9f97771da751fb3a63325bd88df14dee4340f26cf871cc89da0069aea7aec9
SSDEEP

1536:WySEFGwCp8BZsd4nciAq2N7V9oWOlVUDzZey2MWGpOGoWqDWxoxTKq:/+t4ciAjp9obUn8y2hGCbxb

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3180 wrote to memory of 4384	3180	AcroRd32.exe	85
PID 3180 wrote to memory of 4384	3180	AcroRd32.exe	85
PID 3180 wrote to memory of 4384	3180	AcroRd32.exe	85
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 1764	4384	RdrCEF.exe	86
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	RdrCEF.exe	87
PID 4384 wrote to memory of 3528	4384	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\be6c45d9430c439fd7cf87e753e7fee0.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:3180
- 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:4384
- - 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=E1DD31CD9BED97138BA585C3A699BD72 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1764
- - 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=501404D2EB2FB6F21C85F0FF96A891E8 --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=501404D2EB2FB6F21C85F0FF96A891E8 --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3528
- - 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=F5D39ACD053E0F69FB87BB30DBB5792A --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080
- - 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=CE7BADFE3860FCC5B545D78D615BDCAE --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1356
- - 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=2B9825FA826D09E7C166090B362220C5 --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=2B9825FA826D09E7C166090B362220C5 --renderer-client-id=6 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2556
- - 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=9A4B2FB708E863649F1906B43E206C32 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4608

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4632

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
3077be5cb01310fda1edd00df2cef514

SHA1
5343970488995656e98cc8b389be018567992288

SHA256
6f29bab29efe3f1e306a76e9f5c035141f75fa98acbedf9c1e662a09c28c80e3

SHA512
097a08d4e598933ccceabee1b9e23b496f83495a277501027fcaa19a2dfce26b3b3aace325b92801ab2b8c1596151e481cc66420e484bc73c586581dc80c7ac5

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/3180-26-0x0000000009B10000-0x0000000009B60000-memory.dmp

Filesize
320KB

Download