ec8332111445887284dc72ee6b88ead7ce7d1e53f615f20f753f0129d540276e

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 21:44

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General

Target

49d93878c617f93b1e149b900124c1f8.pdf
Size

38KB
MD5

49d93878c617f93b1e149b900124c1f8
SHA1

09aa23421bb6c07903f6ee1df20695d75ebdb8a1
SHA256

ec8332111445887284dc72ee6b88ead7ce7d1e53f615f20f753f0129d540276e
SHA512

4f5f5b53c92d43972ba4b287297c29b10a99a49fd852723abeeb90f39779431f8ad74753385912e6fae9ebdc7d1b78b74fff4e40985ca1eb1ad59ab8288ce074
SSDEEP

768:VQ9y2I7yyX+sKRaR0RPju33gTzDs5EXk6QA5Ejy1/:VEyNyoaRPk3gHVXk63V1/

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3328	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe
3328	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3328 wrote to memory of 4248	3328	AcroRd32.exe	96
PID 3328 wrote to memory of 4248	3328	AcroRd32.exe	96
PID 3328 wrote to memory of 4248	3328	AcroRd32.exe	96
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2140	4248	RdrCEF.exe	97
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	RdrCEF.exe	98
PID 4248 wrote to memory of 2612	4248	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\49d93878c617f93b1e149b900124c1f8.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:3328
- 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:4248
- - 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=D34ED30F0ABF4F28151E2402CED25F66 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2140
- - 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=E261285A597091E2AD55672DBC8B9BAD --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=E261285A597091E2AD55672DBC8B9BAD --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2612
- - 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=6BE6A161D95A0C7A1CAA56ADD06133AC --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1808
- - 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=93204D63763DD697BE5575B958C8DC6F --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2928
- - 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=238DD393AA11F2D4B46A7DD4C50BE7E5 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4680
- - 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=13B86FC5D52FA914D870D9E799956200 --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=13B86FC5D52FA914D870D9E799956200 --renderer-client-id=7 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2532

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
9a786b1aba42a0ff397c0653e2a2eecc

SHA1
1a3c23eb12c5b016df4b5994478bc6caf0bcae06

SHA256
1c9b1f820d94bf3814e305302f2e3e83aed07b31e23b87e3565ac2dc2ae8b208

SHA512
1fc2814c450330e1bbd0c984895ef1f2de483723e3d14d2845d243ed074c2c6f8d0137bf510a6c4dd50db7c9ae24131aa1f0976f424105ecf275cda96e7436d1

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