0067c8063fdc5ebd83b037f59ee6c482b3af19b1f57fcde6332f941eabe83201

Analysis

max time kernel
149s
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
13/01/2024, 08:47

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General

Target

587ea817993a8fc772b43b35df2b0772.pdf
Size

95KB
MD5

587ea817993a8fc772b43b35df2b0772
SHA1

48cfc8fb7cfa4eb90ae4e3a0d036734efb5429e6
SHA256

0067c8063fdc5ebd83b037f59ee6c482b3af19b1f57fcde6332f941eabe83201
SHA512

76cca01292f8fa5f4aa9b3f6ec3db2beaf385af70183af40a7bf07822d7cf0e501f21e436b933c9bfd01b9909eaf4c3e94c32910a98694e5fa86141db6989bbc
SSDEEP

1536:bRmWer1lGE0Dx4AoDypJ9y0YB2E9cozzfvF4htKwRTxIln7wkvtrb48VWapOtQqo:dkxnW3y0+X9/zzf94XKs2lnzvytQ2eMu

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe
736	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 4100	736	AcroRd32.exe	96
PID 736 wrote to memory of 4100	736	AcroRd32.exe	96
PID 736 wrote to memory of 4100	736	AcroRd32.exe	96
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 1240	4100	RdrCEF.exe	97
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2836	4100	RdrCEF.exe	98

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\587ea817993a8fc772b43b35df2b0772.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:736
- 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:4100
- - 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=B673CF55BC30836E8DFC5779DFF97439 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1240
- - 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=2752ED56783770C3B9CE207F1AC2B650 --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=2752ED56783770C3B9CE207F1AC2B650 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2836
- - 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=9CC0F20DA25539736BB0260835AF9552 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2940
- - 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=2F41EE3966B917613C2F9F7C6C5889A9 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4964
- - 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=5E767D060E8F2C8A685E4B521988CF91 --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=5E767D060E8F2C8A685E4B521988CF91 --renderer-client-id=6 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    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=35A2BE7CCF28A9A1D491BA1AD4FD0AD8 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3156

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4120

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
64bf38eb65db5e8f586a0e97e5fd0a33

SHA1
84241e5e05f8e3bd0405727d173d03a49ffda8ad

SHA256
fe70be8b9e73035fe635514104109c62f38631b07656c864c39b5e0f68d444ea

SHA512
27d81b9d127160dc24844e8d41d67aa33b6d5fb351970260e316d0e77a5eaba0e7b60b2f38aff2661609e83d275b2b10efae4ec3c044fee8696fd97e881b5aa5

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