a4d237b6e3916f58b71ac853fbbd7b82dfc0e186c204000d39cc6702ae998ed2

Analysis

max time kernel
146s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 13:59

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General

Target

50be94661a216433ef8b7ca1b8aad2fb.pdf
Size

111KB
MD5

50be94661a216433ef8b7ca1b8aad2fb
SHA1

ac5254198e5fc3cdd19200236b5da00318b88eef
SHA256

a4d237b6e3916f58b71ac853fbbd7b82dfc0e186c204000d39cc6702ae998ed2
SHA512

f532f5d59a0d81279c705c301f6b98c3b2f8b3934309b0a997d5120499af100a90f7ce52f769a4b262817f4518432a8ca0f92cb094ed430eaaaf7387ef52d8f7
SSDEEP

3072:9HQCvA9jpcHCklQrQKeR4L9D5VYzPIo6tr1/gbRo3u2T+GX:xVvAwiUETd3Ego6MbO+k

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
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4544	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe
4544	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 932	4544	AcroRd32.exe	92
PID 4544 wrote to memory of 932	4544	AcroRd32.exe	92
PID 4544 wrote to memory of 932	4544	AcroRd32.exe	92
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4612	932	RdrCEF.exe	94
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93
PID 932 wrote to memory of 4532	932	RdrCEF.exe	93

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\50be94661a216433ef8b7ca1b8aad2fb.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:4544
- 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:932
- - 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=694EFCE8E3974A9CAF2FF46EFCAACB44 --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=694EFCE8E3974A9CAF2FF46EFCAACB44 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4532
- - 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=392FB5818CEC73002BE01882D9FE445A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4612
- - 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=04CC206720FB5FB39D1EF80E01567104 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1600
- - 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=81CBDFBE7A85A4D71E2795AEE0C72DA2 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2240
- - 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=62DDAA6B45A17BA9F14543862CFB8B97 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1968
- - 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=4B11310B6EC88E3ED2F47FF6C89902A3 --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=4B11310B6EC88E3ED2F47FF6C89902A3 --renderer-client-id=7 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4864

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:60

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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