7f15f58d62a2b465829c40491177c9532446c243c50c7445c0983d27f050de94

Analysis

max time kernel
141s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2023 22:19

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General

Target

NEAS.8850b3ebd386ac2cc276d26d9796d330_JC.pdf
Size

58KB
MD5

8850b3ebd386ac2cc276d26d9796d330
SHA1

7b15d8ce91a71462a266918bea6ef362e5b8df4b
SHA256

7f15f58d62a2b465829c40491177c9532446c243c50c7445c0983d27f050de94
SHA512

3cf6aa5f6d754054be605dbde1979c432452a5b5b7f0f41844b9d88d5ccd8207147413ffc327732cc98579181efd170c3a1f1436c28ef5482cfec91212f6a1ba
SSDEEP

768:0uzdNIggou41dMV+foYlP13YSlr8iTos/uhchePEiH6gfs9mlSG+v41dnKouNP:3zIW1dMV+foY5IFEiH6qumL041AouF

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe
5452	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5452 wrote to memory of 2544	5452	AcroRd32.exe	87
PID 5452 wrote to memory of 2544	5452	AcroRd32.exe	87
PID 5452 wrote to memory of 2544	5452	AcroRd32.exe	87
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 5228	2544	RdrCEF.exe	88
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89
PID 2544 wrote to memory of 3144	2544	RdrCEF.exe	89

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.8850b3ebd386ac2cc276d26d9796d330_JC.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:5452
- 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:2544
- - 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=EDF7E9BAF5B791AD89AD58B98837CBC0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5228
- - 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=7B739901EB0C846EE10BCA819EE40F40 --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=7B739901EB0C846EE10BCA819EE40F40 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3144
- - 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=EDC5B0BD224FA6E4410DC2396F0548E3 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1728
- - 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=30E84A5F11D933A2D83CFA91A59BA64D --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=30E84A5F11D933A2D83CFA91A59BA64D --renderer-client-id=5 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2764
- - 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=ACA608592B1914A423E6D88563469B8D --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:6084
- - 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=84941C049241C2450A5B2DDAD611F3F6 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1076

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2376

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
0d09d499dc2e975b04fe611d9eef639d

SHA1
8bfbc8c3a6644f64fd91814e792b022d98a8fe0e

SHA256
c4a78d9708ed13117fdbb8563792f85e7d4f0469bc817462cfd3a98d57e8d9a2

SHA512
9569c28b6d13170033cc9b2c5efc6ea3794632b453e4ad1a2bc568c0e2d9c8e9b779c2432ec97797bbe3911061b4d0c631d71b8879f8e4cde41161b79fe771fb

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/5452-97-0x0000000009890000-0x00000000098B1000-memory.dmp

Filesize
132KB

Download