d57d850ae3927e4c7eb19b438d67c6625e28dfb8f8ce187c518653d6d15a159c

Analysis

max time kernel
148s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 05:02

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General

Target

0f721fc2e6456e77deb5f8066e87c9dd.pdf
Size

86KB
MD5

0f721fc2e6456e77deb5f8066e87c9dd
SHA1

fed3adf8497ef961d3cf4c219ea0a5b515c1c8d1
SHA256

d57d850ae3927e4c7eb19b438d67c6625e28dfb8f8ce187c518653d6d15a159c
SHA512

e676a08cc3f8c3a2d6fa527b9c25322bd2841e352fff658a2de796d9e4ce2e552fd7669f5f03ecc83754f10a2c6b740e8a9c32fada0a118e0c942ff2c268b9ad
SSDEEP

1536:TdF96IyLMf3GjSOPB79Aeq0/rIlI3F9Fq7DClqhXKI5BhNIWOpOwrfa5bSWzkI2Z:bMLM/wzLq0/MIFneDC4KI73Fwrf0beIW

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3052	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe
3052	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 3000	3052	AcroRd32.exe	93
PID 3052 wrote to memory of 3000	3052	AcroRd32.exe	93
PID 3052 wrote to memory of 3000	3052	AcroRd32.exe	93
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 4496	3000	RdrCEF.exe	97
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	RdrCEF.exe	98
PID 3000 wrote to memory of 2556	3000	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\0f721fc2e6456e77deb5f8066e87c9dd.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:3052
- 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:3000
- - 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=2EB44E0D3388A1180169A69FFACDE98A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4496
- - 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=74BA9087F549315A1AD66EDA4842EA28 --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=74BA9087F549315A1AD66EDA4842EA28 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2556
- - 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=DC5C76FCEBEF46E37D8E6E510D99E94B --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=DC5C76FCEBEF46E37D8E6E510D99E94B --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3556
- - 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=E1B9F392BAB1A7220CE9E346053B147D --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2260
- - 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=05A9F331A91E963EB672E3351B3229F0 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4408
- - 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=D433702836379866345C866090A32295 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4340

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
d67bab5529a703fc72ef7861c7a7b19a

SHA1
14d53763867797c0168e03cee2fd171178ff1b21

SHA256
2299c738fc3846039598131bc5fb73f90e88b9dde40756e68c67e208f929f301

SHA512
ffe5ec4ce11066430393c8582fb1e55cd54764fb9de774cb6f6fdee41b308aecdc469d5f7b8ee0ef33fda78313621cb1c853f28dc29f32561d0b6b9f1130ea99

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/3052-146-0x000000000B380000-0x000000000B3AA000-memory.dmp

Filesize
168KB

Download