2e0268e98d7d73bac2fcd7dcb0b90ef6670411f27b470e1a9371bd0b38fb4e65

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 08:36

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General

Target

8be244d1f2e86ce4b81ea6897bdfdc32.pdf
Size

49KB
MD5

8be244d1f2e86ce4b81ea6897bdfdc32
SHA1

acff1cdafa274076403d014f9edc85dcca34ab7f
SHA256

2e0268e98d7d73bac2fcd7dcb0b90ef6670411f27b470e1a9371bd0b38fb4e65
SHA512

c6f87fb08033646ae41346c2e1b082eda451f4d57a0c5951d96c2d58b340a0f5fdfac3fdace71cd6a233e051e391a929b935e9a072cc73857a86ebc463e83881
SSDEEP

1536:3iNl4RO+xnN4Ln3Xr9uirdN6eZb5YA9hye8:Ws15GLnHr9phN6elKOhye8

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
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2976	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe
2976	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 1508	2976	AcroRd32.exe	92
PID 2976 wrote to memory of 1508	2976	AcroRd32.exe	92
PID 2976 wrote to memory of 1508	2976	AcroRd32.exe	92
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 1996	1508	RdrCEF.exe	93
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	RdrCEF.exe	94
PID 1508 wrote to memory of 3628	1508	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\8be244d1f2e86ce4b81ea6897bdfdc32.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:2976
- 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:1508
- - 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=01ABC63733E83438EA3828677182F5B4 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1996
- - 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=26D361A9683EE210488A77E0ACAAC529 --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=26D361A9683EE210488A77E0ACAAC529 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3628
- - 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=D84115A7ECBF30DEA2D797B05D979989 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3076
- - 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=FD84D4B43D257ECED3218C5C3935FDC9 --mojo-platform-channel-handle=1868 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2820
- - 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=9FE8A91F06E3C0A9F6CA7A8E2481E34E --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=9FE8A91F06E3C0A9F6CA7A8E2481E34E --renderer-client-id=6 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2896
- - 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=6C99E5A536ECF9329F8A62AA11EB8C50 --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1776

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2728

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
2cf3f9d601afbea5ee5e2425d4f89a47

SHA1
f985c410ab8d73c87ae5a86cfe34d5dd692db615

SHA256
f0d46dec0a23d2bb55ae0a76527700955edc8ef5deb70e0de5ed4b15a7966a4c

SHA512
768b8ac365c7a2be0b08ae43840c24e1e6daed97446ed0e1ab026318f4e903a45ae1d34b9056fcdc0c1f9811b5e9215b862b02edb0399f5d0f71fe2ece10c010

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/2976-26-0x000000000A510000-0x000000000A560000-memory.dmp

Filesize
320KB

Download