91f88fffc492e44322ca03ac2a3b536a54a6da53dd937247e07bc41598bf3636

Analysis

max time kernel
145s
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
19/12/2023, 10:30

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General

Target

06d82d1e79f6d2983326367944b3dbb0.pdf
Size

82KB
MD5

06d82d1e79f6d2983326367944b3dbb0
SHA1

9cb1b9832b847bca10ae537ee6a13347b77a99a9
SHA256

91f88fffc492e44322ca03ac2a3b536a54a6da53dd937247e07bc41598bf3636
SHA512

f586f06b0bd7c4f9a48a3a4a32a05703524e9a4282c38de62db9cfb9ccde4186227c1488be93c8287f0b118802aa02bc529ff605c3c1534218638ffcbe794ef5
SSDEEP

1536:OBuBw202XEP8WVWyoX8/0Aftfd8Gtx7Lmh1WapOtQyV+tWfSWlpDK6egGjE:62ClVWyL0AlFdtxbtQZ+D3DNegZ

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe
556	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 528	556	AcroRd32.exe	93
PID 556 wrote to memory of 528	556	AcroRd32.exe	93
PID 556 wrote to memory of 528	556	AcroRd32.exe	93
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 4940	528	RdrCEF.exe	94
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95
PID 528 wrote to memory of 1836	528	RdrCEF.exe	95

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\06d82d1e79f6d2983326367944b3dbb0.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:556
- 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:528
- - 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=332A0F8BB414A71136A37DF76526C222 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4940
- - 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=73E0C6F92721C946E79E5E68D05F015A --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=73E0C6F92721C946E79E5E68D05F015A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1836
- - 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=9384B5F15B91BBB8107474D7B701B529 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4564
- - 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=731A35A3770A4AE28E32F43D3FD20674 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3492
- - 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=617BDC85D591928386A0A6B1C798612B --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=617BDC85D591928386A0A6B1C798612B --renderer-client-id=6 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4636
- - 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=6BAD266F366B66F5A91CE538FC87212F --mojo-platform-channel-handle=2780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1384

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:640

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
11800450054531d8f721b5d46d95eef7

SHA1
4db3ac60c40f545173cc04af8016fc6eccfd21e1

SHA256
056cd8f6cf4e9531db4692890b78c8fc03e9f59c947d90daddec2dbd0d8086bb

SHA512
369238fa061fc63dc6487bd6da6ddc204b076bbe9d66d45897cb3e407fd069ca6cf39b30bcaefedad5dbaf40f21d9ae647124a690193b0fc3f5ef97760d2a5c3

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/556-26-0x0000000009780000-0x00000000097D0000-memory.dmp

Filesize
320KB

Download