09d37c9b88183a5472d9b3fb54ced187d94ee40e03742f7c5f2963507dd5ec88

Analysis

max time kernel
149s
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
28/12/2023, 22:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fe2673416a63b33c504bc3cc335186bf.pdf
Size

9KB
MD5

fe2673416a63b33c504bc3cc335186bf
SHA1

2e85bb74c4eea30c87940b5f32a05f4471032f14
SHA256

09d37c9b88183a5472d9b3fb54ced187d94ee40e03742f7c5f2963507dd5ec88
SHA512

1f8c7e457e487f722ec9ab9c3152955b8824ded29400b37c5dba1e724030483ef701979c819ef9a78f749a18f70368e8ee58474707603b0956a2e688ea9ba9ce
SSDEEP

192:F3hzajYywAO9G+/vqvQNi/60un/T9pdl2Mdaog5k45CRAGjE:dhzazwAO9GiUQi/60G79/l2MFgTCmGY

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 3180	2800	AcroRd32.exe	92
PID 2800 wrote to memory of 3180	2800	AcroRd32.exe	92
PID 2800 wrote to memory of 3180	2800	AcroRd32.exe	92
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 456	3180	RdrCEF.exe	94
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	RdrCEF.exe	93
PID 3180 wrote to memory of 4924	3180	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\fe2673416a63b33c504bc3cc335186bf.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:2800
- 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: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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=3AB55169326356D1F480D0D527B778EA --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=3AB55169326356D1F480D0D527B778EA --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4924
- - 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=B3552558EB757D51D7AD192568E994DD --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:456
- - 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=7DF06BEA3EEB4C3F1725FA3C1991AB60 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:448
- - 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=8D43DB023E475D27EE17844449832F31 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4572
- - 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=3475868BD181CD4BE93058AD7E70121B --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=3475868BD181CD4BE93058AD7E70121B --renderer-client-id=6 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5056
- - 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=7DF59025CB3C5831E62FD91D2972DA3E --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4776

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
ee7f182a3e9e4becf1868e28af1fbd6a

SHA1
fc0f3b1714cac3ad00f3c84a2b1292efccf7875f

SHA256
b4398fbc1dc9e62dc71a76c332db657c290975bb18f77f59f50abbedb2db645f

SHA512
5ffba2c8d399114a2b772b3d298e46576d5fa2094bba0fc09a57721ce2fe48ec51c32b7afff19ae306d8c407322d04bc9ed6b4cba9dc4b571a7421b38db6f15e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit