9ff0dfeb3cac2fbd96af929fc9839c43c0838786c5449fe0d10a67cac2725f74

Analysis

max time kernel
142s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 05:51

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General

Target

9aecaefdb5ce247e2621d4e399e1b97b.pdf
Size

79KB
MD5

9aecaefdb5ce247e2621d4e399e1b97b
SHA1

b5954a6eac97079cca3791bb1897d436433a49ac
SHA256

9ff0dfeb3cac2fbd96af929fc9839c43c0838786c5449fe0d10a67cac2725f74
SHA512

9af59ae9b57d22caa03383eb103568503496d56b2c30dbd17a1b7eb2cb5f9fdd6fb0740ea04822c0eb88d0d845032f7035578705fcc3a43dd8407e309df98b68
SSDEEP

1536:y6OcKb9Rd9EhFPmJlcL5QLfLfAkcLLLK5mk+4xkce9r29SkOvyJTQO1k:sLR/E3yKt4jfAzvc/3xkcOr29S9vyJc7

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3512	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3512 wrote to memory of 3680	3512	AcroRd32.exe	84
PID 3512 wrote to memory of 3680	3512	AcroRd32.exe	84
PID 3512 wrote to memory of 3680	3512	AcroRd32.exe	84
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2620	3680	RdrCEF.exe	87
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88
PID 3680 wrote to memory of 2944	3680	RdrCEF.exe	88

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\9aecaefdb5ce247e2621d4e399e1b97b.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:3512
- 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:3680
- - 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=944CE75C98505F9B7659E153EE0BC6FD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2620
- - 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=DE609539D0F94F843B69E3619AF97FCD --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=DE609539D0F94F843B69E3619AF97FCD --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2944
- - 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=60E857AD381AAA8DA959BE0D138DCC75 --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=60E857AD381AAA8DA959BE0D138DCC75 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3036
- - 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=7443705D63536D4AC6FEF6A8B51F8212 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4552
- - 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=4628BBCCABAD8E25E852AD93B94DDC00 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3868
- - 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=9E0772C17EDEB7F162484A7D370E7B10 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2256

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
7f27c9eb24b7377069a58853f0a065cb

SHA1
0dbdd650215e3eaa71ae4637ee492981990e9455

SHA256
c154052fc5c39c19748779188d57aa3957a5e7c20aeecf9363a9f3258367fded

SHA512
14e3991014a703fe3836f1cad2ecccbcaa989fbff9a558fca2b0c2685472f65be650e6a0783508f7a3408ce278bbf5ba63c9a72bf0ce628a93c4aa57ee50346e

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