cdb0a6b56b7f3fd221023d48b3d19eefac54de63e26139e03e50a359df7d72b0

Analysis

max time kernel
156s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 21:15

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General

Target

49c95f22046433bd432832f38bc1fcae.pdf
Size

15KB
MD5

49c95f22046433bd432832f38bc1fcae
SHA1

cef2288007fa9030cd38eadaa1a7d65e9edac0f2
SHA256

cdb0a6b56b7f3fd221023d48b3d19eefac54de63e26139e03e50a359df7d72b0
SHA512

fe588506f9c4336504e36a4114276ee522fb8df081f7a06e0e3d037fc4362b58a96d2f7a2d61ae793c5bea8cf66496c7677811ef2ec1eba4fe11e5a1e141fa4a
SSDEEP

384:ksFlS3K6XgKV7cAgdOpW+0MLewrfibf+TWJlkdOEDYpHLaa9Z:0gGzpDnLeEqz+KjKvcHrT

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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe
828	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 3608	828	AcroRd32.exe	96
PID 828 wrote to memory of 3608	828	AcroRd32.exe	96
PID 828 wrote to memory of 3608	828	AcroRd32.exe	96
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 1116	3608	RdrCEF.exe	102
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103
PID 3608 wrote to memory of 2508	3608	RdrCEF.exe	103

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\49c95f22046433bd432832f38bc1fcae.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:828
- 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:3608
- - 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=B83976B112BF4CFC0B0AEA5A1C4404AA --mojo-platform-channel-handle=1692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1116
- - 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=6C98D254D18B07BC91A21C844956534B --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=6C98D254D18B07BC91A21C844956534B --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2508
- - 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=D0E47C89A5F068CDFB1FF39C473B9A0A --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3548
- - 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=7A772A5C51B9E40A66DDDE74DC13B72A --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1892
- - 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=5456510A24F295AA09D3467BC9ACC8A0 --mojo-platform-channel-handle=2268 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3812
- - 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=0E2AB74CDBAACCC9A2010E9A65344953 --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=0E2AB74CDBAACCC9A2010E9A65344953 --renderer-client-id=8 --mojo-platform-channel-handle=1608 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4352
- 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⤵
  PID:1148

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3604

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
0e99b708202fe5a1ebcbd689fe3813b4

SHA1
005bbe4a12db3bfb1b98d3b4741dabbc69988d5a

SHA256
86f1e256ff09cc3189a4bfd9175a90303bedace23b39ce0d4a7800ba61096d2f

SHA512
9639422d11489cf14030f1885ca240414f873175fc7279e7fd7051cf8a1e512aa7d42e7411e14efc671845c13e27ad67d54a37ea85387cf765215de666f609da

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/828-141-0x000000000A6F0000-0x000000000A83D000-memory.dmp

Filesize
1.3MB

Download
memory/828-148-0x000000000A6F0000-0x000000000A83D000-memory.dmp

Filesize
1.3MB

Download