19820d1f9079e04d1e7b7708e5037cc8c7c585c5276d327bd96354baa7c3ca0a

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2024, 12:23

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General

Target

77590adf0950515e39f1ba71991727c6.pdf
Size

53KB
MD5

77590adf0950515e39f1ba71991727c6
SHA1

061bf7176d6cd5dc5998ffd28eaac88d50b92d8c
SHA256

19820d1f9079e04d1e7b7708e5037cc8c7c585c5276d327bd96354baa7c3ca0a
SHA512

e3fac3bb1c825d0aa1f6217f5b01d4669d4aa0e78e05443192dcfaa6323a780b638de50856b0fd5bf00598a48d3f7621df53556a9b37850a83c770f5423d6ea3
SSDEEP

192:bONbedw+lJ5MLndTp2wU26MLGjQGERTicKU09ZtRHoqfs42RWsNWIsyMk9eej5gN:bONbedw+lJ50rTtRYbACAO2gaYvt3

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
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 3780	2180	AcroRd32.exe	92
PID 2180 wrote to memory of 3780	2180	AcroRd32.exe	92
PID 2180 wrote to memory of 3780	2180	AcroRd32.exe	92
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4464	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 3124	3780	RdrCEF.exe	94

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\77590adf0950515e39f1ba71991727c6.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:2180
- 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:3780
- - 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=6906775B53916DF055CA27F205A0A6C1 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4464
- - 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=0278E8C8B311D01BDF5A30D8436C27C5 --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=0278E8C8B311D01BDF5A30D8436C27C5 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3124
- - 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=3152F3D7DA4E9F190E03322277AEB8F7 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1336
- - 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=6BDCE02B34039DA30796ADE86C25E37B --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1840
- - 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=642663E9DA43D37642ACC17DAB126C31 --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=642663E9DA43D37642ACC17DAB126C31 --renderer-client-id=6 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1944
- - 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=0F1DD08720860758ECC45BDC91CE38CF --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2828

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
3eb5b090b1c6eba0697b4e5a69f15056

SHA1
ed67467803acf71de94f69079d39d353f1e536d1

SHA256
7beb768a6b727858a50334ba1f997bed4884202f80f5905fefa3f474fa42d3be

SHA512
a48f8ef761bbda202ad8b3de8f251403d502a15f162f0d82bc4ccb01fa09f3bd3d7732366e27ca2c94c2841bc886c7061d7bd6c169c9051fabc7049248fb5718

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/2180-135-0x000000000A8F0000-0x000000000AA3D000-memory.dmp

Filesize
1.3MB

Download