6975bd77b58c441a25083495c2411a429b6fda3053145fb9fa025027b7f5e1e5

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 04:07

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General

Target

ca71d01aa71035cab96057f7f97b9f82.pdf
Size

45KB
MD5

ca71d01aa71035cab96057f7f97b9f82
SHA1

ab575ee233f2c6ffc6613fc29e6bd86ba45d366b
SHA256

6975bd77b58c441a25083495c2411a429b6fda3053145fb9fa025027b7f5e1e5
SHA512

7388fe75915344c480ec2c33c7ecc3ff74e3ce0a32f92f7da167acad1c1c05b760e7317f99838a3ad1bf484359ffe1061e37c3376b224338a2f42c376f00adee
SSDEEP

768:HnKRo92Rcc0wrzqMVgnoV6JxnSMSdymJB7q6RJqRG3Xk/XqkcFP:Hnmo9WcczKJwoSdyu7HRcRGHk/zcFP

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3132	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe
3132	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3132 wrote to memory of 3604	3132	AcroRd32.exe	99
PID 3132 wrote to memory of 3604	3132	AcroRd32.exe	99
PID 3132 wrote to memory of 3604	3132	AcroRd32.exe	99
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 3616	3604	RdrCEF.exe	100
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101
PID 3604 wrote to memory of 4568	3604	RdrCEF.exe	101

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\ca71d01aa71035cab96057f7f97b9f82.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:3132
- 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:3604
- - 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=34C3D0B8A1DE62D23898F06B2D89361E --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3616
- - 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=536148652BBF781C205762026BFCD728 --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=536148652BBF781C205762026BFCD728 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4568
- - 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=8484B6DE296C17EC550BD7E5828A6C0B --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5000
- - 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=2E8F63845669B86833EEB0AA5245E6C4 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2632
- - 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=627DDE9A7B8D3E493134FEC2C844A243 --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=627DDE9A7B8D3E493134FEC2C844A243 --renderer-client-id=6 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2860
- - 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=EC8A4E962ED4616DFD00B7336EC00720 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2640

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4304

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
7447ed78769761db7aec66c04be6e520

SHA1
6ae625acd8271060630e9f03b286404404c0edfe

SHA256
6c5260062e69f1525dc131fc9726308d7e4237b17be88d8ea1738f004c751b7f

SHA512
31c79e5b15c4c95bae5cb15b41fb9bf302edffb2943155c7727dc57a86f228524b193eaac2d1e5588bd2b210a95c4dd43a8e7c02646cec796b1539f486e61c86

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