c5f24369e1cba52f5837f9f50fbf5bee32e18990a6c315616490abade84d8532

Analysis

max time kernel
150s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 11:58

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General

Target

196ec68d6a21e9d35ab46a761a34ffec.pdf
Size

79KB
MD5

196ec68d6a21e9d35ab46a761a34ffec
SHA1

49b09d518b49a64f575b3aa8833cfa495c168072
SHA256

c5f24369e1cba52f5837f9f50fbf5bee32e18990a6c315616490abade84d8532
SHA512

97504b97cb5e238ebaa1647b01444ba290ff9717b04294ee3fca636a09ed040744321c5e9aa0a2769aa24e2bb011e30ff7a2c8a0975ba5a48a8ca0fff70bc131
SSDEEP

1536:q7nZ8hxSANKKALqSGNz7QzHOClhCRaCbrCKW4ajOGWJYWspO214Dc:0nZ8hMAN+L+sOCEfnCOajBWJz2n

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
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3948	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe
3948	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3948 wrote to memory of 3936	3948	AcroRd32.exe	94
PID 3948 wrote to memory of 3936	3948	AcroRd32.exe	94
PID 3948 wrote to memory of 3936	3948	AcroRd32.exe	94
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 2380	3936	RdrCEF.exe	95
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96
PID 3936 wrote to memory of 4712	3936	RdrCEF.exe	96

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\196ec68d6a21e9d35ab46a761a34ffec.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:3948
- 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:3936
- - 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=66DF9E360BF055255C259B250E562AB9 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2380
- - 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=781AB525FF2880BD41B5FDC0B004958B --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=781AB525FF2880BD41B5FDC0B004958B --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4712
- - 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=F0DF0EB655843E61CF0D8E29B0AF83B2 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3264
- - 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=6ED3B11756414555CCC02E7AA9575870 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1432
- - 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=02981053B1503560AA6B7D0A87BEE634 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1328
- - 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=A6D31B78C34EC022950B2786DC6DDDFE --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=A6D31B78C34EC022950B2786DC6DDDFE --renderer-client-id=7 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2448

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
9f051603d2d54a28c3a1643cbdafda39

SHA1
c392ec9dd5864d64be9ca44b48723ad560dbfbfd

SHA256
8e01510ec60a635096e8342b5636b92ea4a4b9ebd2c64b613ad3d3029f110656

SHA512
cd091c15bbe7a9fd6cc11e589af9cd62035743960fd9a1622ca8c7728b6aed3193c66e4fb4c1b503131c83f0be3dc25924caa23570932e8ef41c0af140cb33f2

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/3948-28-0x000000000AD20000-0x000000000AD41000-memory.dmp

Filesize
132KB

Download