14237ffee3b1a6deb508cc28cc6bf204e3406fa9ba2c0dc2781d81d1d425d22a

Analysis

max time kernel
141s
max time network
147s
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, 04:41

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General

Target

28943010f1828fdcdbaa7fb2ded79af2.pdf
Size

75KB
MD5

28943010f1828fdcdbaa7fb2ded79af2
SHA1

4b440ee24fc02ef2a314ab6544d657be30f68809
SHA256

14237ffee3b1a6deb508cc28cc6bf204e3406fa9ba2c0dc2781d81d1d425d22a
SHA512

41cc86ed0b18cb1d2f233d3b98deec8288c791f96ba5f08a0392ad96f3560e650e831c5137679e26bfca4f804d7f2d670c375f2be4487a9eac09202881263a47
SSDEEP

1536:z4ziq05X0petyuF+ZqenmrLu1kODWGpOKCWnK+dmavEkbemsLdfxhZ/:sOT0pet12mrL3OkKhdmavEkbe7VxX

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 behavior: EnumeratesProcesses 20 IoCs

pid	Process
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
432	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe
432	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 432 wrote to memory of 1956	432	AcroRd32.exe	91
PID 432 wrote to memory of 1956	432	AcroRd32.exe	91
PID 432 wrote to memory of 1956	432	AcroRd32.exe	91
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 2696	1956	RdrCEF.exe	93
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	RdrCEF.exe	92
PID 1956 wrote to memory of 800	1956	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\28943010f1828fdcdbaa7fb2ded79af2.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1956
- - 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=494B1C7C9700B6C8CF37B3AFE68BEC65 --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=494B1C7C9700B6C8CF37B3AFE68BEC65 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:800
- - 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=843138D08257B139FB7D4DFBBCE648F3 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2696
- - 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=D9094A53D240CB218343714398FCABF5 --mojo-platform-channel-handle=2164 --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=51D2141AEA32C28BC463BD17695362D2 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2796
- - 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=AA63C942286AF87BF326ACABA51F471E --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=AA63C942286AF87BF326ACABA51F471E --renderer-client-id=7 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2072
- - 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=0771F0BD8D01F260898A198B32BEE895 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2116

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1608

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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