6a5d519022db69e4c50bdd05987d0975e2353003aeaf478032c85f807568728d

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
22/12/2023, 10:48

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General

Target

863254c01c7c5fd138a139e0cc8d523b.pdf
Size

46KB
MD5

863254c01c7c5fd138a139e0cc8d523b
SHA1

6f351913092669bc33a45107177f86acf6d66d4b
SHA256

6a5d519022db69e4c50bdd05987d0975e2353003aeaf478032c85f807568728d
SHA512

9d7a8ddb56f82e3bf90cb0058ce0c46ba386e455102bb3da8a7cdb34466892c54ffc4d566c1fe4527e3df167d7558280fac50193543e82ce30ce020f3693437a
SSDEEP

768:4dgQwB3v6WM4OWxEBmtn2InDLCakF8vMaG3Qk2RKxZcUEi45266CNZpUcIa:4y5B3vy3W97JmOMaG3Q7IxZcSU266CNL

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 720	3732	AcroRd32.exe	95
PID 3732 wrote to memory of 720	3732	AcroRd32.exe	95
PID 3732 wrote to memory of 720	3732	AcroRd32.exe	95
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 60	720	RdrCEF.exe	96
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97
PID 720 wrote to memory of 4928	720	RdrCEF.exe	97

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\863254c01c7c5fd138a139e0cc8d523b.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:3732
- 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:720
- - 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=F3A3669DC55D3BF98DF87E62A1BC19E5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:60
- - 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=D3A43D468EB763C6973286DC5DC3CB16 --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=D3A43D468EB763C6973286DC5DC3CB16 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4928
- - 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=EB38713B01E29CFE2122183B40D2C4AE --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1608
- - 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=3DC5F57ED2B7FB956B5DF08C588E8278 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:968
- - 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=BE3B876B2819C477AFEAD18280D29AC6 --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=BE3B876B2819C477AFEAD18280D29AC6 --renderer-client-id=6 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2264
- - 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=6E7B4206C5A87123D230A3D70C44B973 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3084

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4936

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

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Downloads

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

Filesize
64KB

MD5
5850f8745e70ecbffdc6942bd8f0ed36

SHA1
80615525944cd6574dc9d511f74be140de043e9a

SHA256
c9d5065a27f4b79e85843e9c13e0a07ba64b1ff0561f2f1f90fffc2ca72b05f5

SHA512
00955b2c11b1d84b2d6e860310985e03a0ff9ad645f1eb0d3fa592076e2bdac22404d8fcd011123344b27dfa73c38d2a4738da83641bff95e502a8f123fc04d0

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/3732-26-0x000000000A710000-0x000000000A760000-memory.dmp

Filesize
320KB

Download