d9b72eeb70dc51c9361a59295ff8ff4409add1bc5c21e2617126aa44f49a738a

Analysis

max time kernel
149s
max time network
148s
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 04:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

29230c85da1f77e443b44432ca2a5a12.pdf
Size

89KB
MD5

29230c85da1f77e443b44432ca2a5a12
SHA1

069aecc54bcb474d449183873782695b6999bfe1
SHA256

d9b72eeb70dc51c9361a59295ff8ff4409add1bc5c21e2617126aa44f49a738a
SHA512

1e382ce32bf6284ae06013305b2960f6305d8d17c5c7fea8b559fd1d83fbe175c0c0df7740bb9db5d7df51a10084ecda3bd5023bbffb34aa94f13ff4e99f2368
SSDEEP

1536:REZQPUdg2zyzTgyUvsA5StBTLqxpkoa2dVEfIhuf1dZEjOL6AJIumBWgBzEmx+9+:6ZQP0zyzpA5zxjRVRYHLYumJ/CmsfCb

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
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 4480	4732	AcroRd32.exe	94
PID 4732 wrote to memory of 4480	4732	AcroRd32.exe	94
PID 4732 wrote to memory of 4480	4732	AcroRd32.exe	94
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 1920	4480	RdrCEF.exe	97
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98
PID 4480 wrote to memory of 4428	4480	RdrCEF.exe	98

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\29230c85da1f77e443b44432ca2a5a12.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:4732
- 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:4480
- - 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=6EB42D618DA0AA386D4751943FF47E6D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1920
- - 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=DB16D102FE45258FF466D0A208CE583E --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=DB16D102FE45258FF466D0A208CE583E --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4428
- - 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=8BF969C183DDD3D69A5C6ABCB33B6E18 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3688
- - 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=B92C14B1716C5CDB946EA1A108EAEB0E --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3788
- - 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=7A6E26CBC6A67D2C82A81A6329D51A5F --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:892
- - 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=C65E67B3CE3E35FC5235AA06E66C743E --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=C65E67B3CE3E35FC5235AA06E66C743E --renderer-client-id=7 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3432

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
c65b48d5376fc0782e2ac875e41f5bb7

SHA1
382d819d08f447999f3daf4edf631bfa4ecb7670

SHA256
226d3d813bfb948c1ca6c370cb148d1689ef17ec974eff37649a2da4a1f810aa

SHA512
2bc47ea19d298c9ad59ba3c0442f38a4b4976c1eaf1275d2e163f362fb8ffd689ebf2ac1547f46a38a84cfe3d38188a9d9f5eac21a94fb3296a5afd4d3f1b652

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
memory/4732-26-0x000000000BC70000-0x000000000BCC0000-memory.dmp

Filesize
320KB

Download
memory/4732-28-0x000000000BC70000-0x000000000BC91000-memory.dmp

Filesize
132KB

Download