e6e8139c403cb66e36cffa4be5d89b491de18d9dcbb1d04965853670ea87d3f2

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2024, 04:54

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General

Target

795362f8611645a8f1b1427379bdb60a.pdf
Size

87KB
MD5

795362f8611645a8f1b1427379bdb60a
SHA1

a30a08e7fdddb0883c2f38e8cf01f13118d94399
SHA256

e6e8139c403cb66e36cffa4be5d89b491de18d9dcbb1d04965853670ea87d3f2
SHA512

527ca16f0d5ce09d122aa9ea03001ecfa29ed7cbfd3fa0e1aa31389ad930ec53aacdd2d420980730959d3818c768306b8c35aed30957ea45252987320be7a525
SSDEEP

1536:tWtXabWZHlEwlgWl7fFt2UkyLmtJcgDBOHSXxWypOlL0ClEWbi5uI9sN:stXxEwLLnPXmyWB5XalL0ClauN

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 4024	1060	AcroRd32.exe	94
PID 1060 wrote to memory of 4024	1060	AcroRd32.exe	94
PID 1060 wrote to memory of 4024	1060	AcroRd32.exe	94
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 1080	4024	RdrCEF.exe	95
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96
PID 4024 wrote to memory of 5044	4024	RdrCEF.exe	96

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\795362f8611645a8f1b1427379bdb60a.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:1060
- 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:4024
- - 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=DC0A8223280847829A3298E63F733298 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1080
- - 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=E3580D7054F3F0FDB88D880BD80F386A --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=E3580D7054F3F0FDB88D880BD80F386A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5044
- - 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=6287AE951924202947BBFECAAA398C4E --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2108
- - 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=EFEF6BE0BDD8D51BF1DEA7B6C8EC3FD4 --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=EFEF6BE0BDD8D51BF1DEA7B6C8EC3FD4 --renderer-client-id=5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5040
- - 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=8186FE2B63413C7815532A1ACCCD94F5 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3716
- - 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=A3CAF182235E8D792C7435B15AE1D600 --mojo-platform-channel-handle=1880 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3708

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
73f186e002cf2bb38ebee44f5710abab

SHA1
3f9e50c1f2bbc888e312e2e20f3ae2b6c8453b47

SHA256
397a896e1c39b218441d70dec03f3a2eed4dd7698f0568aa8b01e8802f415b94

SHA512
1e4b1c31b631b8a41c211639958f1d13787ba689db757b0a4521460d0d48fe901a2e4aceecf9a45b3603c96133b9bc8aaa7f05c5a76c0099d61fe10f4959c8cc

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