1ce2e8bf916e63b43847daeb414a3a3b34dcacaba82dc4503744c8cd05fdd72e

Analysis

max time kernel
150s
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, 12:26

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General

Target

8beeae5aedf35961a65627764b2302f5.pdf
Size

67KB
MD5

8beeae5aedf35961a65627764b2302f5
SHA1

9afefdf3845113fd17e2102c79ede37dea542622
SHA256

1ce2e8bf916e63b43847daeb414a3a3b34dcacaba82dc4503744c8cd05fdd72e
SHA512

459f185c7b791c607c4f8659af5841fce1c4421ec97dc3a6e2dd153f14bb53ddb93bda8bbb00451cd1dd890337b4e848723abb823e41cfb33b8d8d5a0e6b7c27
SSDEEP

1536:XNfs8sIIQgJ7+X2EHnahNNrrSXunz3k1F4JTi+:dUQgt+X2AnaNNGYDkSH

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5020	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe
5020	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5020 wrote to memory of 1752	5020	AcroRd32.exe	91
PID 5020 wrote to memory of 1752	5020	AcroRd32.exe	91
PID 5020 wrote to memory of 1752	5020	AcroRd32.exe	91
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3516	1752	RdrCEF.exe	92
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	RdrCEF.exe	93
PID 1752 wrote to memory of 3504	1752	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\8beeae5aedf35961a65627764b2302f5.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:5020
- 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:1752
- - 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=24C0C00647D464E0F9A8BBBE24801954 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=EC75D663C0604324BCBB223150039756 --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=EC75D663C0604324BCBB223150039756 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3504
- - 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=41BFC8DB65630325D2B316725CFB3258 --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=41BFC8DB65630325D2B316725CFB3258 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2644
- - 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=621012236590EF80653B9B704460CE1C --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1444
- - 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=0D8D7512EF8002869BB57F969C754532 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3348
- - 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=90EA8CA609781EFB1363470520034B10 --mojo-platform-channel-handle=2780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3336

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
611e3b8a63c9e52cd9143b0b363a7082

SHA1
47083cc840b85fec5856569da66371ea4a90ff97

SHA256
77b36fad21b4b91a34ac1d8db993b32f517407b45cea6d1c34efae04172ec5d1

SHA512
df260786edca1805837c92f897c45427f7e9e6d798b27016dad97326cb7051509d23bf301e83954e34e866a5474c53462efc166bf6ec7f35d9247030e7623f1c

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/5020-28-0x000000000AA40000-0x000000000AA61000-memory.dmp

Filesize
132KB

Download