b55314d3429a2f3acb45c3c7466118f0c95380b8b7e9fc93d9fb2abce4c74d94

Analysis

max time kernel
141s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2024, 14:40

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General

Target

d3c2dc039c1b1ead54e43963efee0a68.pdf
Size

35KB
MD5

d3c2dc039c1b1ead54e43963efee0a68
SHA1

54c3ce55c2b290cb46048e46285a13e05f8a0284
SHA256

b55314d3429a2f3acb45c3c7466118f0c95380b8b7e9fc93d9fb2abce4c74d94
SHA512

7eda0fcd845c84310328fa1577ef191d001e292cd2ca1282b22d9e9d7fe5c291d820ace28a3a79f74a1e53b90b2354f77bb88ee39a614d8ed2c787f42f99e175
SSDEEP

768:469iurApu6sXaSpAj5oFRJPHIlqRY5HJKiI0y6MiBn:4fu3aaAjgHPHIYYVJKihyIBn

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3036	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 3344	3036	AcroRd32.exe	84
PID 3036 wrote to memory of 3344	3036	AcroRd32.exe	84
PID 3036 wrote to memory of 3344	3036	AcroRd32.exe	84
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5552	3344	RdrCEF.exe	85
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86
PID 3344 wrote to memory of 5544	3344	RdrCEF.exe	86

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\d3c2dc039c1b1ead54e43963efee0a68.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3344
- - 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=5E146A347CACF12657FF126D81583920 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5552
- - 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=12F01B41F585E29E0BA42123BA632331 --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=12F01B41F585E29E0BA42123BA632331 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5544
- - 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=9D039E4D5F6D42E48F891CEB838E10E3 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5660
- - 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=CF3095845DADC0B920267EF9F2ACFAF1 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3852
- - 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=69A645A213154869A4580A5BB8BC957E --mojo-platform-channel-handle=2004 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2972
- - 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=0BB64A602FAAA2559C8A5AE9B217D89F --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=0BB64A602FAAA2559C8A5AE9B217D89F --renderer-client-id=7 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5644

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5184

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
358093cafe051d6c227eed990dcc1065

SHA1
23df6f2e1cbc392d10d6f871c52d6dd37a26b59f

SHA256
0f4a646c74a2a4017006e3c913c36370c5d1d519fcf5844fc79752248a4278a9

SHA512
bc8f3ecf8fcade430454108fd5101ea78c0d02dddb5b4818c7f48768e41701767a0979b2d799004668b947c87b2a8789fec35bc34eb947af0f74eb86a4325517

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/3036-27-0x000000000A1F0000-0x000000000A211000-memory.dmp

Filesize
132KB

Download