92edde7563bee525272a83643376a6cd47c61b11847810493df42faa927a00a3

Analysis

max time kernel
142s
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
03/02/2024, 23:21

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General

Target

8da005327cf63c697738dfa733b9ac80.pdf
Size

76KB
MD5

8da005327cf63c697738dfa733b9ac80
SHA1

347fac3698ae258fd2970fad561edd49f98e6732
SHA256

92edde7563bee525272a83643376a6cd47c61b11847810493df42faa927a00a3
SHA512

5b74fb29fa6f594221dea79ff55d613012758ddf52f9c20d60ec3bcad44eec010ea23b1156ed7131296b3fc4c987cc8f7b5cdd9dfad057dc6b544e040eac0eb5
SSDEEP

1536:BqJIoM5AnuiR8ZRMPUC4ETHtKef2P7hpjMEBxJdgKw5+qXVfhX3:4bnui8RO4kHt121pjM6xoh5+qXVfl

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
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1976	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe
1976	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 3564	1976	AcroRd32.exe	84
PID 1976 wrote to memory of 3564	1976	AcroRd32.exe	84
PID 1976 wrote to memory of 3564	1976	AcroRd32.exe	84
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 4112	3564	RdrCEF.exe	85
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86
PID 3564 wrote to memory of 2052	3564	RdrCEF.exe	86

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\8da005327cf63c697738dfa733b9ac80.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:1976
- 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:3564
- - 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=1C864EB9928262E98D5E1B338F830384 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4112
- - 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=F3C7D9F3FE4B6B0281571A7934B48C8A --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=F3C7D9F3FE4B6B0281571A7934B48C8A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    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=50D6F3285898A9E9C33F10852D6A35A0 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5060
- - 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=A814C3228FEE20906DF8E1E45AD5B9C9 --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=A814C3228FEE20906DF8E1E45AD5B9C9 --renderer-client-id=5 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2372
- - 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=E17082385A886EFE9C308A8B08E7DC84 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2968
- - 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=B7439EE59073602793EF8512332570A2 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3512

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4800

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
15ee99680d830497511dc77be3e3f458

SHA1
6251e10e8ff22e76693cee9fec1c5f896095ef82

SHA256
ab75fac6f4bc192ca5fa3ce63627256928b62318066482c3c65a540a1add65f8

SHA512
8e2cd396303279e387fc7a5d0297127d1a15c6e35977082654a943ad2cc00085ea2cd0438a0391eff6d3a51c53cc88d7ce2210aacb812c3b9b5bdc8f8c113a0b

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/1976-28-0x000000000C050000-0x000000000C071000-memory.dmp

Filesize
132KB

Download