78d71a6ff4320dbbbc0735af6c1724d2bab50fb2ad2db924a2bb988aa9d1f208

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 11:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

17ae66fa5b875bb0cdf27d6cc0ac6ac1.pdf
Size

91KB
MD5

17ae66fa5b875bb0cdf27d6cc0ac6ac1
SHA1

f74e051c787251f40ec9f22885280f4d82b0a92e
SHA256

78d71a6ff4320dbbbc0735af6c1724d2bab50fb2ad2db924a2bb988aa9d1f208
SHA512

0be9e01112537e262188a575bb38ef30d56a8058b3056aaf5b1782c9ac54bcf48b21dbfc66d8b66e465da9c53e40e9d45a714eeb458470f2ecb124f01f59044f
SSDEEP

1536:4Ch7D4oafVY0zHHSVyQL41QsRu0whigAcN9+e7BWqGWYpO2+WuWgDDPSz9a5vLSv:vh7DpaHHHHy4PkFxNZlWqN2E1DDPqaFM

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
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1192	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe
1192	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 3376	1192	AcroRd32.exe	93
PID 1192 wrote to memory of 3376	1192	AcroRd32.exe	93
PID 1192 wrote to memory of 3376	1192	AcroRd32.exe	93
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 1692	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95
PID 3376 wrote to memory of 4032	3376	RdrCEF.exe	95

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\17ae66fa5b875bb0cdf27d6cc0ac6ac1.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:1192
- 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:3376
- - 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=ED2BB8AB4B011394AD34B450101AD931 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692
- - 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=F439DABAC41C3A14B132D759AA81555F --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=F439DABAC41C3A14B132D759AA81555F --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4032
- - 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=0A39312589B60A06BF582236ED684C4F --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1012
- - 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=D39F1AC71EA7FD44C498CCE92163B22F --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4524
- - 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=8D58F6F904140FBF91E1AE97FE385023 --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2564
- - 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=BE0A21F343C56D7722355EBE64E61B32 --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=BE0A21F343C56D7722355EBE64E61B32 --renderer-client-id=8 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4912

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1984

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
ab3ca69fc363ae434a4ac84aef9f98e2

SHA1
6c9629b13a9e128bde6411769abea5afb9962e4b

SHA256
66b962b3b69dfa1c3a168c06511d30dc8ee2aa70c93955dce3f59dee8ecd0ea9

SHA512
e1c0df92fc35a741c7b2454248fb37d1b6126e3339357dc5ec8da9be7a66b1b098192ea3c3c4efb5437142f16e5ddf4095a14139cc0e2e4cabdf17e1453ccaf1

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