5ab094118e8ad2d17e3c026b996a7a35566fdfaf11911213a81580c91a016cf6

Analysis

max time kernel
147s
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
22/12/2023, 12:57

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General

Target

930907e5dd70cf1a144326a0fefa8213.pdf
Size

35KB
MD5

930907e5dd70cf1a144326a0fefa8213
SHA1

421ff644c97e6c84645a4c89182e13f25c43c62c
SHA256

5ab094118e8ad2d17e3c026b996a7a35566fdfaf11911213a81580c91a016cf6
SHA512

0aad6ea3281430f3abab7173fb4f7688d1eaf15ed4105437ae5b412c6b052b4926e9597d40bd588d6644712b472dc6fcdb7abc65324f57ef64257be12d8b53f0
SSDEEP

768:Y6mmgadUR4h14xcBDjImWQr/uYndz5XxUFs3XSmaJmVEBhDrqYJe14peEc+p:Y6mmgaCR4h14xcBDjIm91x5hUeaD+R4D

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3892	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe
3892	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3892 wrote to memory of 1580	3892	AcroRd32.exe	92
PID 3892 wrote to memory of 1580	3892	AcroRd32.exe	92
PID 3892 wrote to memory of 1580	3892	AcroRd32.exe	92
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1700	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 2344	1580	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\930907e5dd70cf1a144326a0fefa8213.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:3892
- 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:1580
- - 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=822B033790FAA04009DB826DE20594F8 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1700
- - 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=51CC9556D82F28B5E7FBC179AB3B7808 --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=51CC9556D82F28B5E7FBC179AB3B7808 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2344
- - 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=3097FDC0D0948D873D1B284EF0906D42 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2640
- - 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=7705E0B7CB5D3891E8483E77992E6DF3 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3452
- - 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=3D4FA0AEE919901BAA730D231E6B86AA --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=3D4FA0AEE919901BAA730D231E6B86AA --renderer-client-id=6 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:1
    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=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=915E56110C94803150DCB71F4A3542D4 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:800

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4708

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
19aab8033687d2a4c2603a9d958cfa8e

SHA1
688f311faa7e57e3d8fbccb52d8aa5a01e8cc449

SHA256
3f9a8b0470b507fdf69673b3e47e04d5eeb794c387f6c12cb36235b6d2a156f2

SHA512
4c0641525a929d01663a3fba9dbec745d9394efd8adfc283f939a2cdeabb4352d3dbf65d05097583db5e188fef987ff11fac7046de8fd273a452ec3f28ab0ae1

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/3892-27-0x000000000A8C0000-0x000000000A8E1000-memory.dmp

Filesize
132KB

Download