ca10214a1db9f85c6aaefa50afa9f37e8938866f25084a889f2eddc50af1a382

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 20:14

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General

Target

1b9f75274599cc6f8aae02d56e88f181.pdf
Size

75KB
MD5

1b9f75274599cc6f8aae02d56e88f181
SHA1

a642a4b21a259ad5cec8deadeb2f49ff2be4f6ef
SHA256

ca10214a1db9f85c6aaefa50afa9f37e8938866f25084a889f2eddc50af1a382
SHA512

6b47b5ed4f67885a4876c46301efee06cf9531d46e69889f74694795f2378e56a2bdc42cf6e70477f1e0e60169fcd11ff594fcdfc1fc6b5feb675421f0a5059e
SSDEEP

1536:T7lQKeAbWeLUxJKwfhoKxkQkxtTRrNa24FCegxYJLYS8j7/ZoWgH9Ep+nmNJWsp/:f9jUxJBhfEugxgLYS8XxwH9Ep+nicLe

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4052	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 2284	4052	AcroRd32.exe	90
PID 4052 wrote to memory of 2284	4052	AcroRd32.exe	90
PID 4052 wrote to memory of 2284	4052	AcroRd32.exe	90
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 2052	2284	RdrCEF.exe	91
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92
PID 2284 wrote to memory of 4888	2284	RdrCEF.exe	92

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\1b9f75274599cc6f8aae02d56e88f181.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:4052
- 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:2284
- - 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=DFE0FBA3EFAF809C8AB5B4330D2FEA86 --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=DFE0FBA3EFAF809C8AB5B4330D2FEA86 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2052
- - 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=B83A12ABA8F61A2C06DF0F9F0F6D6D86 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4888
- - 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=1B826FA217A5F22F3F995AD47D216866 --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=1B826FA217A5F22F3F995AD47D216866 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2732
- - 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=0E7277C2963F501BC3E2B1DC280515A5 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1484
- - 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=17C89936AB1CC551BCAE3D04D53326EC --mojo-platform-channel-handle=1984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2920
- - 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=02BB7AB0BCDBB0C3D26586CD918FB02E --mojo-platform-channel-handle=2124 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3516

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

Windows 7 deprecation

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