c0398150378726dbb929c5e52109c6e859638a34edc9bb2292398f2c030bd567

Analysis

max time kernel
142s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

259a725ba81caa6dd38d477f46aef9df.pdf
Size

35KB
MD5

259a725ba81caa6dd38d477f46aef9df
SHA1

5b1830022f87340377d1f4c6f2de80e18a9b8a18
SHA256

c0398150378726dbb929c5e52109c6e859638a34edc9bb2292398f2c030bd567
SHA512

48c1adacf022e97d9572b63aabbf5b533f08efcaa0045cf601317b7606bd4c0f3a480c2fb56c8ba33f7d7f3d89adaf7bbfb365f957c357a520fa6079c595753b
SSDEEP

768:d7sacFUmezsCfJfyGJqNf2TT7ae4SpLjG317wJO/iQ:JRcFUtVpyGw2TTt5o17oO/iQ

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe
812	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 812 wrote to memory of 860	812	AcroRd32.exe	92
PID 812 wrote to memory of 860	812	AcroRd32.exe	92
PID 812 wrote to memory of 860	812	AcroRd32.exe	92
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 4132	860	RdrCEF.exe	93
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94
PID 860 wrote to memory of 1276	860	RdrCEF.exe	94

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\259a725ba81caa6dd38d477f46aef9df.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:812
- 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:860
- - 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=7662A5F20E1316CDC6A8AFC8868CF893 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4132
- - 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=085ED8DD94EF477EDEEDE6DBD489399F --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=085ED8DD94EF477EDEEDE6DBD489399F --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1276
- - 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=B23BC8EAC7563AF54AD32BFC42CA9694 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3556
- - 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=DE85989B3EEF2B746AE2EFFDCA14684B --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3824
- - 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=2801568E5D7C53DDA047A2EA1BC26562 --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=2801568E5D7C53DDA047A2EA1BC26562 --renderer-client-id=6 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3252
- - 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=8AA9EE28B074A8A355F1A98C5DB6AB67 --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4080

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1404

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
f2769995a0de8819144d263619fc6f03

SHA1
357196ab468158bb04281ac8ac944d4c4238eaff

SHA256
a7c467d86bb4481463c16d9b690a128a1eff657b1b3a44c9e2d7d574ccbec36f

SHA512
8a76a9d24b3b2f434b479ba519fc90db9d5bebdb74d88e082f6d8bb8e00341cccd86d3c04f53ef4f9a5e16ed1eb5d38bb88100133292ab1f40842587316c9b33

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