ca23a5dd17cd781f16d28c8c3248d86cb1af0e6bbe3244004b96b8dd4d451aeb

Analysis

max time kernel
147s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 20:24

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General

Target

NEAS.571f753f1482479bbbedd16dddf24b40.pdf
Size

44KB
MD5

571f753f1482479bbbedd16dddf24b40
SHA1

65ac726b52d8a6bb8bc7e3027766bd31a20b9eed
SHA256

ca23a5dd17cd781f16d28c8c3248d86cb1af0e6bbe3244004b96b8dd4d451aeb
SHA512

7eb3107195d32a435a66dc5e45654c11925a659d1fb7a76866108174ae9a3fa9d45c6e1e3ba68f458092173b6d16991ed0a6a9b2b1f6097ece0668857617ac74
SSDEEP

768:UAs/c/zAvJ2S47Q4vKs/jrD5L9CewgMDfvb8GV4yg78YsRe+on6UjGqytpgvdIWo:S2S477P19nqWZpsYHcKIPs4nuy

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
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 3828	4180	AcroRd32.exe	92
PID 4180 wrote to memory of 3828	4180	AcroRd32.exe	92
PID 4180 wrote to memory of 3828	4180	AcroRd32.exe	92
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 1656	3828	RdrCEF.exe	94
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95
PID 3828 wrote to memory of 2308	3828	RdrCEF.exe	95

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.571f753f1482479bbbedd16dddf24b40.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:4180
- 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:3828
- - 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=D4041100A1017F9CE39E2E965A08A610 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1656
- - 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=448E52CF16E97E050D00ADE7E9BF9B5F --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=448E52CF16E97E050D00ADE7E9BF9B5F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2308
- - 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=7E8F2D774902CEA7BE355A6F1FFA31C6 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2088
- - 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=5135B35F5B425EA7E9AE6FF07C03A79E --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=5135B35F5B425EA7E9AE6FF07C03A79E --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4316
- - 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=7DBBB53A0921BFA23E60191058A3BED7 --mojo-platform-channel-handle=2624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3084
- - 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=DD3A5FCF00CB15845F80B5A410D682B0 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5024

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:684

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
94eb97011601eed88a9fdc1355b9d458

SHA1
8c402d22480c7d351e05214f3ae8faebf90cdd28

SHA256
0921faee7f415d6018ba4c3b51d7ffafe2d42fa26a431f7fefaab053ad2dd201

SHA512
f203636d72161275a619fa349e300519723e7cafb4241c7489114f8c213d26ba1f63dae015189c5fb6aee5328610bd5a6d221c9c0b449349d2c82c80c42a6e08

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