d9a7a43f0cb165570f173109c02136fb14ae6f734e2d053dd192f9b04a744b41

Analysis

max time kernel
4s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:51

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General

Target

26fee87307c22ae12936ae8fea0fbb78.pdf
Size

91KB
MD5

26fee87307c22ae12936ae8fea0fbb78
SHA1

855b5e61be72efaff070c49f6b5a65d1f16f9e2b
SHA256

d9a7a43f0cb165570f173109c02136fb14ae6f734e2d053dd192f9b04a744b41
SHA512

22c0150d23a1a05e29dc2bcfec39943120a9af2025cca5acd242fa1c9bc5ca972b012c285d112070ef45a95baf27c4fd08a1e2f799102737d9d2e2e8221fb0a4
SSDEEP

1536:xJLPg/yT2y2xwZjLxtIlPBewjKwBdJRnYkmCLBYoX/5JnDz4IWrmNNImY72PWW8D:xRL20jLxtIlZe6KALRnYkNBNX/5hPgo6

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 3996	3528	AcroRd32.exe	92
PID 3528 wrote to memory of 3996	3528	AcroRd32.exe	92
PID 3528 wrote to memory of 3996	3528	AcroRd32.exe	92
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 432	3996	RdrCEF.exe	94
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	RdrCEF.exe	93
PID 3996 wrote to memory of 2700	3996	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\26fee87307c22ae12936ae8fea0fbb78.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3528
- 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:3996
- - 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=910E510EC4CF5E743B0B1C0B28952874 --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=910E510EC4CF5E743B0B1C0B28952874 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2700
- - 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=C32D6CDA46FF9F7C8B4E1BBD69D6823B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:432
- - 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=C056383A812C1C4702EB680DA11ABADC --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4080
- - 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=EF73747C3DFE9B7D6630D048AFCA7EEA --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=EF73747C3DFE9B7D6630D048AFCA7EEA --renderer-client-id=6 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4644
- - 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=A6BD8471280C34381370B10FA7C3B90F --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4504
- - 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=793B1F4012D7C1815250F9AC46723700 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1036

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2408

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:4080

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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