6883f365fbee3776d504e36f76dac31fbf8841b30e2e16e7b12c6ee327555c03

Analysis

max time kernel
140s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2024, 10:10

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General

Target

7cd9d2fcfefd40528cd3b24498578f88.pdf
Size

85KB
MD5

7cd9d2fcfefd40528cd3b24498578f88
SHA1

4cd6880f87456058c2ac877a1927e0c98645e8db
SHA256

6883f365fbee3776d504e36f76dac31fbf8841b30e2e16e7b12c6ee327555c03
SHA512

eaa83b59f562ae5f47186465d94b72896b930892c8d860c172f661ba0ef7cb9d3f71681c8bccf1c6bd57ac8a2361d5d7bd59946915885b3a04b2f061fe913a83
SSDEEP

1536:SJauY3sA0U6v03eAhnKDumLEuuzf2lLfe7OfX7udWJ68pOWGpOKCWN7Nc/gjnWyf:OaV3sAu0hYDtLNuzcfF31KCgvpbl

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 4748	5016	AcroRd32.exe	91
PID 5016 wrote to memory of 4748	5016	AcroRd32.exe	91
PID 5016 wrote to memory of 4748	5016	AcroRd32.exe	91
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4988	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 3232	4748	RdrCEF.exe	93

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\7cd9d2fcfefd40528cd3b24498578f88.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4748
- - 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=692AFA4176269FE59A24220324381CBB --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=692AFA4176269FE59A24220324381CBB --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4988
- - 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=E939184FFA3DD8687DB0B3FC086472BC --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3232
- - 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=2D83D94CA25B6A0E4DC2FF437B683194 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4400
- - 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=F88534CB601EF733036FEE3D6C25EDCA --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=F88534CB601EF733036FEE3D6C25EDCA --renderer-client-id=5 --mojo-platform-channel-handle=1828 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4796
- - 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=8EB88F18A36B58DAF9DC53BA3D979F9D --mojo-platform-channel-handle=2056 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2052
- - 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=AB8DC55CDD06ACD05EE601158221960B --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5108

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
d0673485faa13d9801f5f86d0b721bfb

SHA1
ebd1b9a58076f7fc985ccb82adb7a14bc17dfe22

SHA256
6954e2ce695b9d2be1c8a2a57ae9a171506d4e3eacbe2323a8b5a7958add9cfe

SHA512
975bd702e5f4a112e8ca48ca4ba6a1b7365d0b51942af8acf90545ed5edf1c905ade102364b58d4fcc4334c2e4585856b9b4e04b5d351d27886d3a4ff9d4546a

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/5016-28-0x000000000C150000-0x000000000C171000-memory.dmp

Filesize
132KB

Download