93c6bd24a3ca4a9e6a593898024b73762e83e64553ad847753ba4e96865efeb0

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 20:59

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General

Target

03db402c153268ad386c8f376bd28393.pdf
Size

35KB
MD5

03db402c153268ad386c8f376bd28393
SHA1

7e09478c4bddd20f7b346168eb174273b4e2c87e
SHA256

93c6bd24a3ca4a9e6a593898024b73762e83e64553ad847753ba4e96865efeb0
SHA512

30cb51d9bbde66779582657e4b8ba3b7cd5f6f9e28c9d9c7738b15c086b477cfbc114f420f7493b667d53e8e90a4cc0ab171020268897d962fc7d395218601c4
SSDEEP

768:HJMZD/HsFUbs3ms0A4aZY1pXygArK5MpH4YgPEJlllXiNI:CVSUKDxZMpBj5MePuiNI

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5096	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe
5096	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 2044	5096	AcroRd32.exe	92
PID 5096 wrote to memory of 2044	5096	AcroRd32.exe	92
PID 5096 wrote to memory of 2044	5096	AcroRd32.exe	92
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 872	2044	RdrCEF.exe	95
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	RdrCEF.exe	96
PID 2044 wrote to memory of 2196	2044	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\03db402c153268ad386c8f376bd28393.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:5096
- 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:2044
- - 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=13815E5B2F95945857C4923F6A8DF1F5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:872
- - 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=87EE50ABBDDB7B1A75DB2951B9992E4B --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=87EE50ABBDDB7B1A75DB2951B9992E4B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2196
- - 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=CDE26B0CBDBB6131DAA29F2E883BEE6B --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1052
- - 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=4B4A1CB3CC26BC8BF3AF36EC4012F14B --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3136
- - 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=E7D5D69267276B101ACE6D0C0D22B079 --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=E7D5D69267276B101ACE6D0C0D22B079 --renderer-client-id=6 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3856
- - 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=CD6AF606346803A67C19EFDC2C8413A2 --mojo-platform-channel-handle=2748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3180

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
43b55f78f8dbc2a13309caf7b6e2488a

SHA1
1c2f7ce957adac862becd3dc775e81aec7087ba3

SHA256
a6daebd9691ec6733a00cb060866cee12421c8734ff07a6f0a6f64b902fc3c7e

SHA512
e200099bb50550b4eab3b7de9db0c31177265d12336496e301eac24326e588664aff8204bfe1fde7ee11d845652c9b175f19c901480f9bb0b8592ee2652ad25f

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/5096-25-0x000000000A540000-0x000000000A590000-memory.dmp

Filesize
320KB

Download