6ba2eb81a398d2c022c7698d2665bcb5464825175a0f514f78b8f4b3b6a001fe

Analysis

max time kernel
162s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2023, 14:10

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General

Target

NEAS.d040236406c4517d9f3e2ba84db93c20.pdf
Size

1.6MB
MD5

d040236406c4517d9f3e2ba84db93c20
SHA1

c5f171cc0627d8f54229bcc708e230d8d85f2c3e
SHA256

6ba2eb81a398d2c022c7698d2665bcb5464825175a0f514f78b8f4b3b6a001fe
SHA512

ece85f5623c859a0300431d5f68463cd07f86ac7bfca23cb5816f26edc7c0314af6f3527cc48acb6742f2e374674d431ceaad3d93e70135c8500549a4badd968
SSDEEP

24576:KbQcDaTpnU9ir7FsawJhUSIYI7/AzK49hc3bV4NTmGCmptwda/X+jfEVnp9tZGMr:pcz9iLwJh6YIbq4VJZmpt2UtZGMAiFLD

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-1-5-21-984744499-3605095035-265325720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3544	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe
3544	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3544 wrote to memory of 1068	3544	AcroRd32.exe	97
PID 3544 wrote to memory of 1068	3544	AcroRd32.exe	97
PID 3544 wrote to memory of 1068	3544	AcroRd32.exe	97
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 1384	1068	RdrCEF.exe	99
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100
PID 1068 wrote to memory of 4008	1068	RdrCEF.exe	100

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\NEAS.d040236406c4517d9f3e2ba84db93c20.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:3544
- 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:1068
- - 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=9189E0DBAA3971F74A6C6C62C6015B9D --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1384
- - 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=334808131F65EF5013BEE0517B7186BE --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=334808131F65EF5013BEE0517B7186BE --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4008
- - 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=BF2AAEC38F0D0AD523587E84B032FC5E --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4128
- - 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=3689AF6B7AE05905330F832BC2BDF300 --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=3689AF6B7AE05905330F832BC2BDF300 --renderer-client-id=5 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4972
- - 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=2A3916360C1483DF642964742DADB63F --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4632
- - 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=49433FB65C41FB9B45F046B1A328B15E --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1756

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4440

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
6893a25c786f2d77b93d3b32f253fe71

SHA1
e733d305a527725c768abe9d876ec70268d351c2

SHA256
e7fbd57d243a7e5633bd8bc3fcd191b1ca5dee4d48fa7971d0c59da983c242b4

SHA512
5dc5ef3e3667c225e885d34c637f425d66e4a11a7dd4e1f40130b1beeb3d3b7bb7006809235801e3951f9076d0317eb232c64549d72536577019eef96edd0e86

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