b2b3782dac60a35db73a8c68557b7064c8e24b6f1519999d59a84e1537eb2780

Analysis

max time kernel
142s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2024 22:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

662b19aab37c3f18bbabccf8e64249c3.pdf
Size

78KB
MD5

662b19aab37c3f18bbabccf8e64249c3
SHA1

4effb242da59593e7a742e1510af9a3f19704969
SHA256

b2b3782dac60a35db73a8c68557b7064c8e24b6f1519999d59a84e1537eb2780
SHA512

023031730a5e1ac716fbe5dd1dd701e98aac62cdeb367b4fa43e652f8e171f7e0ad53f62da266b6b2e828e10b191f0191c87a4dd42464f26ab9246c9786fb073
SSDEEP

1536:lgPnM98FwiaKj1gj6jg37gzAz3xdfxv2EI8KN+Pi2aHTbhq6RXzDCgRB:OfHaKJmb3x9pKwaHPhZxzDCa

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3544	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3544 wrote to memory of 3596	3544	AcroRd32.exe	94
PID 3544 wrote to memory of 3596	3544	AcroRd32.exe	94
PID 3544 wrote to memory of 3596	3544	AcroRd32.exe	94
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 3372	3596	RdrCEF.exe	97
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	RdrCEF.exe	98
PID 3596 wrote to memory of 952	3596	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\662b19aab37c3f18bbabccf8e64249c3.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:3544
- 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:3596
- - 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=5E70209F295DFE26252DEF4F413E411C --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3372
- - 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=9BF60EE00ED536F1F3A27F065C061616 --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=9BF60EE00ED536F1F3A27F065C061616 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:952
- - 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=A6C58C328386CADAEAF1DF53E45F4CEB --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3892
- - 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=03017A759AF9B5D07575AC129D211B5F --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4848
- - 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=62C7E1FB11152569D6BA3D3F65E4BA34 --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=62C7E1FB11152569D6BA3D3F65E4BA34 --renderer-client-id=6 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3804
- - 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=356F6A84B3C8DCD2EB3B042D924C5917 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4348

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3412

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
33433cd6832a94de0285bad94894070d

SHA1
f1155e4a55935eeb38156558f7c40459d77b3ed0

SHA256
a55260948fcce4200493a24eda784fa3a7ec2ff2dc9907cef86478a0e2a286a3

SHA512
3c73e0647c17b1b54d372ca6debbf09c719bc550f5470069d6d9d726758227cdba8269e6f7be73cffb0b338e0772dcd586183af10091f9200399e3ef20fa9b1c

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/3544-27-0x000000000B670000-0x000000000B691000-memory.dmp

Filesize
132KB

Download