58bf0eee9dc71f3c02af5f874c7a07d4dc115f74b5392be2545d201f3b293d04

Analysis

max time kernel
141s
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
26/12/2023, 09:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

63cb8e7306b40a334500e128327d3fe1.pdf
Size

9KB
MD5

63cb8e7306b40a334500e128327d3fe1
SHA1

17e2a65d310483d06e95c2399a3276e3f3d4d475
SHA256

58bf0eee9dc71f3c02af5f874c7a07d4dc115f74b5392be2545d201f3b293d04
SHA512

8e7df3c83d876198b3b12ff6018f9ad615a8357dc97b0a0e0d9a98592cd9f69cc158beedd8ec19d22b536f8d79af7c9c3562e41241d1772bc4ed67094bf8bc36
SSDEEP

192:F3hzajYywAO9G+/vqvQNi/60un/TF/h17ivDGiI5yFojE:dhzazwAO9GiUQi/60G75h0vDugoY

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
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3516	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe
3516	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 4584	3516	AcroRd32.exe	91
PID 3516 wrote to memory of 4584	3516	AcroRd32.exe	91
PID 3516 wrote to memory of 4584	3516	AcroRd32.exe	91
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 1804	4584	RdrCEF.exe	92
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	RdrCEF.exe	93
PID 4584 wrote to memory of 2572	4584	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\63cb8e7306b40a334500e128327d3fe1.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:3516
- 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:4584
- - 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=62C2425FFCFEC65E974F8C4AFBA085A6 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1804
- - 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=AA1D5AC6A278651E9A832741966360F3 --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=AA1D5AC6A278651E9A832741966360F3 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2572
- - 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=4CD1BFB59D0E128B87C01D925FE718E5 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3312
- - 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=5F4192EB7976EE8115994EF5FDB84F11 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4532
- - 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=BF8E9BD74B7D51A1D5D753AB6C667C8A --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=BF8E9BD74B7D51A1D5D753AB6C667C8A --renderer-client-id=6 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:228
- - 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=EC1C9298D40CC78682C49DA53A8BAFA9 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:224

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3240

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
0109f32ee2007f5415defdcafd91fe8b

SHA1
d819254cc8760a6f7a31fc5fa27e9f57ecf68492

SHA256
50dcc372840e6ad7c84b8465aa1654aa45a2ff6031fcaa78e62dfd67a4562c7b

SHA512
63e63baf2e1aaf809bdc3b65b9c452d522d7e97d357feb17493003d2944e7593d804df06c0cfa5c7922c48c389ff9026f2e25e02aaefe6f6ca6393121929c062

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