8694630709eda976e97e134b1e1a23b1bf11b3325e208c827bd8dab3580e0784

Analysis

max time kernel
155s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 19:40

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General

Target

NEAS.1e6a02ac4d1ddb63b3d7eba7c8486cb0_JC.pdf
Size

68KB
MD5

1e6a02ac4d1ddb63b3d7eba7c8486cb0
SHA1

68f7bb3796f8a4a0cc553d7db3551d9bae3dfa25
SHA256

8694630709eda976e97e134b1e1a23b1bf11b3325e208c827bd8dab3580e0784
SHA512

075b12c62ea2c3725d92f8f27c4be0e22213b7b6144c94b6838713c5634bae930cf172016aa155caf2cda8d1803c9871fc134e328464f6e4753bb6cc2759afef
SSDEEP

1536:hdqGVLo8u4ROtfLm9TnOXCgDF2222W3vROl6Zu3+3y:hdqGVkAAtyOyus3vROlXu3y

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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe
4740	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 1588	4740	AcroRd32.exe	84
PID 4740 wrote to memory of 1588	4740	AcroRd32.exe	84
PID 4740 wrote to memory of 1588	4740	AcroRd32.exe	84
PID 4740 wrote to memory of 1656	4740	AcroRd32.exe	85
PID 4740 wrote to memory of 1656	4740	AcroRd32.exe	85
PID 4740 wrote to memory of 1656	4740	AcroRd32.exe	85
PID 4740 wrote to memory of 3344	4740	AcroRd32.exe	86
PID 4740 wrote to memory of 3344	4740	AcroRd32.exe	86
PID 4740 wrote to memory of 3344	4740	AcroRd32.exe	86
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 3424	3344	RdrCEF.exe	87
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88
PID 3344 wrote to memory of 5064	3344	RdrCEF.exe	88

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.1e6a02ac4d1ddb63b3d7eba7c8486cb0_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:4740
- 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⤵
  PID:1588
- 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⤵
  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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3344
- - 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=5F8F83746B43274E396FC8D9595E9E6A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3424
- - 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=CB16DAAA059F276079062A52C3FEEE11 --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=CB16DAAA059F276079062A52C3FEEE11 --renderer-client-id=2 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5064
- - 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=827437F97AEED645D47A13A92F227FAB --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=827437F97AEED645D47A13A92F227FAB --renderer-client-id=4 --mojo-platform-channel-handle=2116 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4856
- - 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=7690FAD83550B6E9C23485DFE0CAA606 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2184
- - 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=91F53E0427600390973B1F1C8124BE68 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1208
- - 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=19F91018ACD7061E6156CF6EEC5BC4E4 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1936

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:408

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
e5b21a3625c63b84ea1d031ef20f818b

SHA1
7f92fd69477bfd388809058e2a71eeacd1a0442e

SHA256
bfa57111ae9a1aa14c3abb9a650623a2fb37bd8b6c5f180e4374b9de8e71aa1b

SHA512
b70adac2ec3b6a0465013ad22df098c9095c1f839f6cefbe369d8a673cb0aadd2f91899377326ae7e3869db5a44e3f395a3119394a5b35556e3aaa3bc770ab6b

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