6fdbfafb6e1de83b141faa10c496ca644207bfb9745dac564312ffdd205903a9

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 13:16

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General

Target

46536f1c031192631601dda88087ab7e.pdf
Size

83KB
MD5

46536f1c031192631601dda88087ab7e
SHA1

dbe2ac718729fcf27159ae5d48d4ac0cb58ae2c3
SHA256

6fdbfafb6e1de83b141faa10c496ca644207bfb9745dac564312ffdd205903a9
SHA512

9e6ec95f133c816a59f58847237720744a8efe237248284082c6c73b9f961020d793a90430c899871a1cad5908c05429bb90bd2d91b71498a2c7d196f8894939
SSDEEP

1536:ArC3SvCjk32fakcaFzmZnq+pGfq+kX8VkcGZ0hI9D61jqeF/HElfF6gSYNYr:dCmkGfakcaFqnq+qqt8KHm1jqeFHElN8

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1304	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 3316	1304	AcroRd32.exe	92
PID 1304 wrote to memory of 3316	1304	AcroRd32.exe	92
PID 1304 wrote to memory of 3316	1304	AcroRd32.exe	92
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 3868	3316	RdrCEF.exe	93
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94
PID 3316 wrote to memory of 4072	3316	RdrCEF.exe	94

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\46536f1c031192631601dda88087ab7e.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:1304
- 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:3316
- - 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=B75E2B433E5248DEDDC5AFF4C49F7D5A --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3868
- - 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=83FE3E84F2CE445486D84AF1BCBA9791 --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=83FE3E84F2CE445486D84AF1BCBA9791 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4072
- - 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=F19D3046B2F5ADEE29B2931432DD314E --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2688
- - 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=66A1ABBE29258F3A060CB8DBF960E84C --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1636
- - 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=8B854152324E67B60826C0133945A838 --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=8B854152324E67B60826C0133945A838 --renderer-client-id=6 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2756
- - 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=9805ED9AF4D4894502638DF8EE5FCCB9 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4840

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
7a25eb093c46c47a1e2762e13c0bf515

SHA1
0960299c66c5e9d24d5b0e7cf2dc6aad0a90e39f

SHA256
0c1f3e446b9edd084b8103578079069ca0f9243dc0fc097a36506d9ccd8145b5

SHA512
90ceec82c3d5168c3372a484e666779d657f114ce13cb0ae5705f784f1ef78ab60cb7eb93c5a3236ff77cd7281dd13a0c8d3c79b5ee84e208d7f41d820433052

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/1304-26-0x000000000B8B0000-0x000000000B900000-memory.dmp

Filesize
320KB

Download
memory/1304-27-0x000000000B8B0000-0x000000000B8D1000-memory.dmp

Filesize
132KB

Download