96abd7463381cf60e0faae913330bcba05342438cf2a171009084dc5d633b08c

Analysis

max time kernel
157s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
31-10-2023 08:58

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General

Target

NEAS.cba337c674c1e74c4c52a6b079c5a790.pdf
Size

46KB
MD5

cba337c674c1e74c4c52a6b079c5a790
SHA1

42ad0546cedb9e6a48d8b387a3f52e7d0c141fbc
SHA256

96abd7463381cf60e0faae913330bcba05342438cf2a171009084dc5d633b08c
SHA512

dd790e39cdaf428a27bbe4d7eb9a02fb7341ebce39d88f04a7842cf817011ef3beb35f50127b5f9c837c3a43d52005ac5ff3f756f457aa236974d569f54236b9
SSDEEP

768:vAs/zbX7G3jrzJCM2N2uK9/DRzCErgKDGSvy8/VryW70YiRT+tnJUAGzZIApnqKD:9XEHlCrZsSRUEq40WimcXBRWUIIv6IcL

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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3924	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe
3924	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3924 wrote to memory of 4020	3924	AcroRd32.exe	95
PID 3924 wrote to memory of 4020	3924	AcroRd32.exe	95
PID 3924 wrote to memory of 4020	3924	AcroRd32.exe	95
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4492	4020	RdrCEF.exe	96
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97
PID 4020 wrote to memory of 4152	4020	RdrCEF.exe	97

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.cba337c674c1e74c4c52a6b079c5a790.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:3924
- 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:4020
- - 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=38E0590AB98B15964FAFABA5A4361C85 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4492
- - 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=481BBB8EDCB70E6315E9E45515A94C86 --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=481BBB8EDCB70E6315E9E45515A94C86 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4152
- - 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=79A2A4B25473027013A65AB3FED3729C --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=321C558563DC91489179699FB718793E --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=321C558563DC91489179699FB718793E --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2844
- - 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=69E759D4FE894B113E77E30922F8D321 --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4920
- - 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=B9F348C16A1A8C9CEAE81F7E2C353CB3 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1552

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4516

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
1d87c3afe9f52f43337cbae348dc601c

SHA1
990a774cc5d7138072680320be3cc94b3138bf5b

SHA256
81a2033977dfc443a59b00e703831ba8c2f10a3ea80da2fc49536e1fcbb14b54

SHA512
13d4b7d46404de5c7895dd4fd1943778a8c5b37cb7da35bb9006127731d2e9e25c44611c2baf78e4aa8d71ffa7960fbc72479314d760be4481707aca9caf67e9

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