8dd64913efc668b6977f5c9becb2820f3f5543cc6bcf7c918787966ecdc2a6ba

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 14:21

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General

Target

be9e4055da7481ad9f0f57f27d11a060.pdf
Size

33KB
MD5

be9e4055da7481ad9f0f57f27d11a060
SHA1

a5e75826095a178b2c1cd1dcff81aa246ccd920e
SHA256

8dd64913efc668b6977f5c9becb2820f3f5543cc6bcf7c918787966ecdc2a6ba
SHA512

6c7a67c56228fb587e3eb01562cdbd153148f4b99f6f56970459dc20d3d6a48b0d1295e48d7244a3762fc77227517651882e321687cdf6eba1459cdce0a0301b
SSDEEP

768:qbag2fUZtTKs4jE8esF2MXYu4dh5Y1echNKmoNTx2:2agsUZVIjE/MXl4dbY1esoNTx2

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
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe
5060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 1900	5060	AcroRd32.exe	93
PID 5060 wrote to memory of 1900	5060	AcroRd32.exe	93
PID 5060 wrote to memory of 1900	5060	AcroRd32.exe	93
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 2688	1900	RdrCEF.exe	96
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95
PID 1900 wrote to memory of 4148	1900	RdrCEF.exe	95

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\be9e4055da7481ad9f0f57f27d11a060.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:5060
- 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:1900
- - 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=BEA1E428AACEC8FD721C1436BEA403AC --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=BEA1E428AACEC8FD721C1436BEA403AC --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4148
- - 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=303AA9733FCC138242DF4B7E70D11439 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2688
- - 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=0A25ADED3B0E56F8A73B3158877D3C2E --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3572
- - 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=1D3DC417B89A96F6DA2A2F7D307C11D3 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:228
- - 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=6EA72D23F0D7A2721A33E389F70BDF75 --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=6EA72D23F0D7A2721A33E389F70BDF75 --renderer-client-id=6 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4000
- - 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=B2D5B0B51F4042FC03C58F65DE67DC2E --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3208

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4300

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
779aa6439b98bacd83348f61217d3b00

SHA1
e787b2f3bdf29f40c418e8ef8b8fa6e1d74e487f

SHA256
1538b3143a5a5167305f538361020118408bdd4a35cccce76288383fbc08766c

SHA512
fd41a714aa81b32fdfa25b522481ba8c8b84913e695552716988b67882b107ae152ac88344bb4fc16c0b23024b06dd0c35a758231832ec2613133bb667b11de1

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