a904fb83c89e22ead62c24866035af7fa2b0826bf060ea697148c803d7e88862

Analysis

max time kernel
141s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 03:36

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General

Target

e0aabd0130f435ec15498e1fbbf2c111.pdf
Size

76KB
MD5

e0aabd0130f435ec15498e1fbbf2c111
SHA1

906256afa7e362e78a80621907187f8cd0301e5c
SHA256

a904fb83c89e22ead62c24866035af7fa2b0826bf060ea697148c803d7e88862
SHA512

1b8f8838217fb80ee310fc25edf422ccf88229af8b2f0f30227b7cacc0cc47cd8f0a6e83ea3802712fa755b7a59fbc30159bba8f8365f65e124c699a7abf967c
SSDEEP

1536:OKrR2xqwVNdYRxJEQGPpS225I/boaE+LDWFp2dfUed/WOpOaZ97rR26Oe:8xVVNd2JEZP82AI/bo5+LG2RhQaZ97dR

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4276	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe
4276	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4276 wrote to memory of 748	4276	AcroRd32.exe	93
PID 4276 wrote to memory of 748	4276	AcroRd32.exe	93
PID 4276 wrote to memory of 748	4276	AcroRd32.exe	93
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 3320	748	RdrCEF.exe	96
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97
PID 748 wrote to memory of 5116	748	RdrCEF.exe	97

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\e0aabd0130f435ec15498e1fbbf2c111.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:4276
- 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: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=1CDA43BC9D1AE3CF93AEA34AA9F7A4F2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3320
- - 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=8963FBB9AE7ABCF536BA9F509BA385D5 --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=8963FBB9AE7ABCF536BA9F509BA385D5 --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5116
- - 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=16754C12E6274A196B155CCBA3E20E88 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2208
- - 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=DB31DA7C7FDCBA2B4A9F61AEEE6B545D --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2964
- - 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=1D1F929C95F169A6F8E825702369521E --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2328
- - 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=CC385139347AF165374EABF8418E7A3E --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=CC385139347AF165374EABF8418E7A3E --renderer-client-id=7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:848

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1528

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
c6ce280dd441c44ba3a72f74a9eca8f0

SHA1
63357c99d2644cd215b309aab335a72f20073e73

SHA256
dbe96a22530b5e748cbc4a5da75858cda8001623fa5424c59858b8c3b08ae814

SHA512
1c527dfcb588612fe12b53a7e7bad5d014e18de254b6b856c65417b43dceee26eedc236fb449517e31ed00026db9d8d7b0729feb527dcb2924d6718dc2834606

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