71e57f0dc325b5193456a603ed928e295750435895cefff57a4563f8b865bf80

Analysis

max time kernel
150s
max time network
150s
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, 07:53

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General

Target

12b2d5bd0e110d35525c9de25c0bab69.pdf
Size

34KB
MD5

12b2d5bd0e110d35525c9de25c0bab69
SHA1

ab23c553ca3e26eec42ec2dc735caf6f61064932
SHA256

71e57f0dc325b5193456a603ed928e295750435895cefff57a4563f8b865bf80
SHA512

6474f3300fbbf584daa055bd6b151092238ddd3de4dac36de13f152c1a9d50adab1a870d11815c7159c1362d0e843811b1193f9b3866dd46952ec89589f06abd
SSDEEP

768:ldx5ffWXlAWefD85oM64NetNLLmZtmsnVk0/kRIW2Wct6BDPNtWc1Ov:ldx5ffWlAWefD85oM648tNLOtUnHsCDM

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
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2168	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe
2168	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 3136	2168	AcroRd32.exe	93
PID 2168 wrote to memory of 3136	2168	AcroRd32.exe	93
PID 2168 wrote to memory of 3136	2168	AcroRd32.exe	93
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 2400	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 748	3136	RdrCEF.exe	94

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\12b2d5bd0e110d35525c9de25c0bab69.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:2168
- 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:3136
- - 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=FA604597D4434268CFCCF1EA4A2F4D66 --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=FA604597D4434268CFCCF1EA4A2F4D66 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:748
- - 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=D8FBA153BCE78D65212A76F1434CB997 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2400
- - 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=1F7386A4EFBFF1DFCEB2DD1B2383C8A2 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2948
- - 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=257709DC3F664AF2C65EFD6C1ED1699B --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3924
- - 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=1ADBFA0F302A92B9965103704D3B94E4 --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=1ADBFA0F302A92B9965103704D3B94E4 --renderer-client-id=7 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2832
- - 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=8E8805D9C992200BEE074716BDEC0B33 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1156

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1792

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
9776be0cb6272c972bd2285071655337

SHA1
14bc8cf57d7f48585258b00adbc49512dcaabbf6

SHA256
a04660dc4e724a6d2d9768f83b03c1b2d5d4fc75c26ba5296427333f227f40ef

SHA512
eddff232039bfe75b37534bddc273303581a865edecad286abc8c2a0b94a61739e2079f18b1537fca22252597438140a95fb40856245a7374e85a12934faf531

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/2168-26-0x0000000009A50000-0x0000000009AA0000-memory.dmp

Filesize
320KB

Download