c73d24dd4f0f68f9ca1df692436fc16f00192a58433b75146802f7f8eb618a42

Analysis

max time kernel
142s
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
12/01/2024, 08:52

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General

Target

5604256e080f7a7f1463b0d3ce199dd4.pdf
Size

34KB
MD5

5604256e080f7a7f1463b0d3ce199dd4
SHA1

d76faa6e02ce3da4ed4f73a6312fdabe20166ea4
SHA256

c73d24dd4f0f68f9ca1df692436fc16f00192a58433b75146802f7f8eb618a42
SHA512

6c98c2c83493c53c7856bf36607e34bcbb9f824554d0d0e68781371d534ebfc7c6eae0d1ba2067325e56567998f3745695a27dd1c36883279e757a821265a598
SSDEEP

768:7zmSHYQcwl0v2atKjqQYsOARVZw2yj+IOvWL8xUp6GBKHCqYb:eiFaoeBsOAR/hjIOOLSOBKHCqYb

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1200	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe
1200	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 3312	1200	AcroRd32.exe	96
PID 1200 wrote to memory of 3312	1200	AcroRd32.exe	96
PID 1200 wrote to memory of 3312	1200	AcroRd32.exe	96
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 3084	3312	RdrCEF.exe	97
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98
PID 3312 wrote to memory of 4820	3312	RdrCEF.exe	98

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\5604256e080f7a7f1463b0d3ce199dd4.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:1200
- 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:3312
- - 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=E8C83E62EF5C19EA77C6FF4D2E54406F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3084
- - 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=12D132F2BFE203A0517C0697863E9817 --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=12D132F2BFE203A0517C0697863E9817 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4820
- - 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=B99910117E9CFC0A089B2342D1E9379E --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2660
- - 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=C368A89872E5FF304A2760BBDCD4F264 --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=C368A89872E5FF304A2760BBDCD4F264 --renderer-client-id=5 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3164
- - 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=2E158AD0437BE6CB348881932A52143F --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4392
- - 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=A233EFA21AF00FABB8411FB0DB68457C --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:936

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4476

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
0d987a222207b828b83f33ff3f37bc35

SHA1
5a4327860362490002d1798a89522a41a3ad3a9d

SHA256
383dfdd65e45ec09c187975a591ac200f3e5b268c22052b5ae899495dda8365b

SHA512
9c4647bc853f6deebe46d410b0e2230bf59084a5ca146da7e1b088a1a02d144c116e179377b56383f784aa89edfad2537887c30b61e19bef95a3ed498919f4e9

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