cd8ac99098732b555403077831ade3b2b642846400d5b6974b2e0d82bf793b16

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 20:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0284ce9de585e1f64e0569f717ed256a.pdf
Size

97KB
MD5

0284ce9de585e1f64e0569f717ed256a
SHA1

0f187332fe31d849c6b446d4a8aa0c0f7788d4b8
SHA256

cd8ac99098732b555403077831ade3b2b642846400d5b6974b2e0d82bf793b16
SHA512

29761465698ade149a550f23ef07a62572d4706576f3bb2ea10c55fe8686b6c41156df77fac99a94fa579483d3797db84e6991b217225fc728535641847ffad9
SSDEEP

1536:6QUd8Jne4DCwoTC2YfrJThl5slwivWdFgjnYmBPPNpexUaN2jP+G1+G0WapOtQHj:nne4fEYflTCecEF6nXNpebTGVtQSktd

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3064	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe
3064	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 824	3064	AcroRd32.exe	95
PID 3064 wrote to memory of 824	3064	AcroRd32.exe	95
PID 3064 wrote to memory of 824	3064	AcroRd32.exe	95
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 4624	824	RdrCEF.exe	96
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97
PID 824 wrote to memory of 3036	824	RdrCEF.exe	97

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\0284ce9de585e1f64e0569f717ed256a.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:3064
- 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:824
- - 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=2B9B42D327F1B2E9F14661EE105A652C --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4624
- - 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=6230B83DB5891E4DF261259E9A514D65 --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=6230B83DB5891E4DF261259E9A514D65 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3036
- - 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=5D14A2AAD49C8ACBBD272380B7FEB876 --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=5D14A2AAD49C8ACBBD272380B7FEB876 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5016
- - 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=FF123C416969BE548C21CC771103FFA3 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3956
- - 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=8AFF3F52C0F284FD48EF3FDF54FA1893 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4808
- - 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=D602CABFCDBCAC9BAC48ED11F66F38D6 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2104

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1712

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
0fec1f91ce7385fbd7de2b2d0bb0954f

SHA1
3e14df6751dabe1c528cc4f2705ca37b8e399909

SHA256
b912ff9dc2de2de5447feb0f66704a2986cf01e6a36de0fba782b0dbc6873cea

SHA512
4fa97539f0cba5aa164b03bcf2326f7367277ddc013f7f413e5571fc35d6ea02d68b3338c6c1939829d26335acc612affc1fd78877e263e15b3d702a568df4a2

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