316b2656b4ca137be0619a3fb5d9b571e543e4ff18d9a04a60d36e8ad1798fb8

Analysis

max time kernel
143s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2023 18:18

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General

Target

NEAS.3e24a1877c627430d59845dd9c1a4180.pdf
Size

583KB
MD5

3e24a1877c627430d59845dd9c1a4180
SHA1

f67955dec7fa0b48785cd77e4ec518e8240e5068
SHA256

316b2656b4ca137be0619a3fb5d9b571e543e4ff18d9a04a60d36e8ad1798fb8
SHA512

2bd6f68116dbc4658a99993f23adb25354c735f40ec2da343997d16c3a408821c604735332fd10f6d1ebfca2987ea562ea4ca0b7f7b532c8fd772dd40b8376e0
SSDEEP

12288:IjsD4fOYXm4vERPuNpfyNw+R4hQD/ZffyeLmNm3J3p+qDntMYwWDO:IvnX5ERJR4kZf6zk33Pt+Wy

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-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2724	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe
2724	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 3700	2724	AcroRd32.exe	87
PID 2724 wrote to memory of 3700	2724	AcroRd32.exe	87
PID 2724 wrote to memory of 3700	2724	AcroRd32.exe	87
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 1624	3700	RdrCEF.exe	89
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90
PID 3700 wrote to memory of 4176	3700	RdrCEF.exe	90

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.3e24a1877c627430d59845dd9c1a4180.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:2724
- 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:3700
- - 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=F850156EA6A1EDDAB21F20156288A706 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1624
- - 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=6AF265AE06122847AEF71C932AD144B9 --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=6AF265AE06122847AEF71C932AD144B9 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4176
- - 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=B33C4B3F6BAB5C939F03B55A33D406D4 --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=B33C4B3F6BAB5C939F03B55A33D406D4 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3672
- - 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=10254A7122C4B22C7202C8819C9D26AD --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3016
- - 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=DC8615A8C5A027AF4213D7D1FA787EA0 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3656
- - 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=24878E5A9C4CBBF28EE99EC6B788E963 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:996

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3328

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
94042eb3fb4f226c7fc087a26f81183a

SHA1
280375108137d253153e92d0e00e014f0971ff26

SHA256
cd5b3ed320d07dbe8463bcd455d157626bfdaed613749a8b5f23de0a9111fb7c

SHA512
0f68e1d7e8242487b0d1ab45c5b201a39e3c944ebc11cd231fe505a523cdaa064659695f7cbd6ddfb1c8b4e392db0f7b32ece2ef1dbaa0825306934e191243bc

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