12be2f1102fb477ebedcba73d4bb3a73f9a3446a9fbf268d1b7de67919ccbbbd

Analysis

max time kernel
140s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
24/10/2023, 02:01

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General

Target

NEAS.91929b24e48760302d319001055a2760_JC.pdf
Size

336KB
MD5

91929b24e48760302d319001055a2760
SHA1

ca253f4358f9f4dc0936ca40f26b37ea7fd680e2
SHA256

12be2f1102fb477ebedcba73d4bb3a73f9a3446a9fbf268d1b7de67919ccbbbd
SHA512

ae6da9ca61c097f9fb88aaba0ad3c5dd0e93f69159b626c025589378cee97b87782a95528821ceb043365e9322aef8f06f94d953e2100908634a264f4461967e
SSDEEP

6144:UoSC4EjaK7UhRPcikW05++lJ4Ttlcu3jAUDKb9x6C0XSsa+pURyaH8ZPxm8UYQGT:CZhRUim++lOTDR3VKb8XSsarc1xP4Q

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 468	5084	AcroRd32.exe	90
PID 5084 wrote to memory of 468	5084	AcroRd32.exe	90
PID 5084 wrote to memory of 468	5084	AcroRd32.exe	90
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 1396	468	RdrCEF.exe	91
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92
PID 468 wrote to memory of 4276	468	RdrCEF.exe	92

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\NEAS.91929b24e48760302d319001055a2760_JC.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:5084
- 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:468
- - 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=5526F82EC08D7EE198D532F41989ACF8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1396
- - 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=79BA3A972B66162E0078A30D87B8FD53 --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=79BA3A972B66162E0078A30D87B8FD53 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=F51436DF6F23AD815B536729CFF766B6 --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=F51436DF6F23AD815B536729CFF766B6 --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2524
- - 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=89D816418C0AE7533D37F5FE630045A8 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4112
- - 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=91E0FCC8E98C41CA544489E8D411ED9A --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3812
- - 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=1111C247A4A45DE2F2E0EF1BB06B1465 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3024

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
74bceff9548bd110776cbb111a1aebd9

SHA1
14386973c3edf79e69dbdabdc80304fde7e0bb62

SHA256
37c23144e6f6347ea332b133b71644cc78fd3d608ab2ecefa267ec606b5ee660

SHA512
a8105de707c1c57fedd9fdcc92be924ec906acf294997e980038c79040737b1b53f71771262cc44b33e3e0d281123e11236222075e4ed92a03a44a25b29c3422

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
memory/5084-132-0x000000000AED0000-0x000000000B17B000-memory.dmp

Filesize
2.7MB

Download