49d2ec33a50dedd8238ed3c81dc596f182ca45fb7f41f25b326a13cf7c5a4084

Analysis

max time kernel
161s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 23:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

665a6ae87ee3b12989b5afa40d2090d4.pdf
Size

88KB
MD5

665a6ae87ee3b12989b5afa40d2090d4
SHA1

698a8d8d5af7cc7878de62b6de7a7be8e956f731
SHA256

49d2ec33a50dedd8238ed3c81dc596f182ca45fb7f41f25b326a13cf7c5a4084
SHA512

5afc7570685c48e005b1685ab3f7512d7cbde9393a6abaf0aff8e7f859574682c93f25e5a36992f52df42ef9ddba7d98c4632e66d9c3e3f3e1eb1790b829f3ca
SSDEEP

1536:zotW4U/pkPURWiW9sXkSzzmoNQBR7N6pwSDMWTRcWOXbAREWQpOCGdH:CU/CPURVA2zTNQBRYpwSDXdyXcRDC0

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4608	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe
4608	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 1044	4608	AcroRd32.exe	92
PID 4608 wrote to memory of 1044	4608	AcroRd32.exe	92
PID 4608 wrote to memory of 1044	4608	AcroRd32.exe	92
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 316	1044	RdrCEF.exe	93
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94
PID 1044 wrote to memory of 2312	1044	RdrCEF.exe	94

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\665a6ae87ee3b12989b5afa40d2090d4.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:4608
- 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:1044
- - 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=93220CE3F6D409BE0D5832A31B367180 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:316
- - 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=D5A3B4DECD7419C476687120C42DD8B5 --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=D5A3B4DECD7419C476687120C42DD8B5 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2312
- - 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=43DB9161EC7786A43CBF9543C8AF2462 --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=43DB9161EC7786A43CBF9543C8AF2462 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1264
- - 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=AC1867B435A6F4B63479AB7A18BA6676 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2440
- - 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=0CCF3259C3827C6EA15DFF29089568B8 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3284
- - 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=E4C9967B151E3F1C6C32EB6AD03F6484 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4420

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3528

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
c77c99134904639b2957be9b9bafc209

SHA1
20b5a11d872ac621003eedbd9548aa8d5263c010

SHA256
7f799cda3bd32a788c1bdb6655756c605259cfdda3576a6c482277eeecacaaa7

SHA512
c238d9b9d3c0fb0df8ee691d3a354c59a4df320a1a9312520a659d6ebfe3e091b9cf3b4be444ba4649927344cb3720e870de15db639ff6a555a488e4dd7a65f3

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